{"items":[{"id":"NVI-00009085","kind":"vulnerability","title":"MariaDB Connector/J: XA recover() trusted server-supplied gtrid and bqual lengths","revision":4,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected.","NVD lastModified does not establish freshness of every associated CPE record."],"lifecycle":"active","identifiers":["GHSA-4jq2-8v3c-97w8","CVE-2026-119280"],"plain_summary":"GitHub lists this reviewed advisory for org.mariadb.jdbc:mariadb-java-client, org.mariadb.jdbc:mariadb-java-client, org.mariadb.jdbc:mariadb-java-client. Published version ranges and source prerequisites are shown below; this is not an inspection of a visitor’s application.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-3d09668b65aecfc86a8b4862fc22bf28"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[{"kind":"CVSS","as_of":"2026-10-30T23:00:03.000Z","value":"3.7 low","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-a9c1a6e8e277100aa268bec170cd506f"},{"kind":"CVSS","as_of":"2026-10-30T17:18:03.880Z","value":"3.7 LOW (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-30154216654dab717ac678e874a3d7a9"},{"kind":"EPSS","as_of":"2026-11-01T12:00:16.000Z","value":"0.306%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.23399. Missing scores are unknown.","source_id":"sr-3d09668b65aecfc86a8b4862fc22bf28"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-a9c1a6e8e277100aa268bec170cd506f","url":"https://github.com/advisories/GHSA-4jq2-8v3c-97w8","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-4jq2-8v3c-97w8","publisher":"GitHub Advisory Database","observed_at":"2026-10-31T21:55:49.621Z"},{"id":"sr-30154216654dab717ac678e874a3d7a9","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-119280","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-119280","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-03T09:59:24.124Z"},{"id":"sr-3d09668b65aecfc86a8b4862fc22bf28","url":"https://www.first.org/epss/data.html","basis":"official_catalog","notes":"FIRST EPSS; probability of exploitation in the next 30 days, not local compromise. Dataset date/model retained; FIRST services terms apply.","title":"CVE-2026-119280","publisher":"FIRST EPSS","observed_at":"2026-11-01T14:28:32.269Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-a9c1a6e8e277100aa268bec170cd506f"],"technology":"org.mariadb.jdbc:mariadb-java-client","known_exclusions":[],"conditions_summary":"## Summary\n\n`XAResource.recover()` in MariaDB Connector/J trusted the `gtrid_length` and\n`bqual_length` columns returned by `XA RECOVER` to allocate and split each Xid.\n\n## Details\n\n`MariaDbPoolConnection` and `MariaDbPoolPinnedConnection` built each `Xid` of\nthe recovery list by allocating `new byte[gtrid_length]` and\n`new byte[bqual_length]` and copying from the `data` column, without validating\nthe lengths against the XA specification bounds (`Xid.MAXGTRIDSIZE`,\n`Xid.MAXBQUALSIZE`) or the actual payload. Negative or oversized lengths, or\nlengths that do not fit the data, ended in large allocations or unchecked\nexceptions (`NegativeArraySizeException`, `ArrayIndexOutOfBoundsException`)\nduring recovery.\n\nThe fix validates the lengths before any allocation or copy and reports an\ninvalid row as an `XAException` (`XAER_RMFAIL`).\n\n## Impact\n\nAvailability only, and limited to applications running XA recovery: a malicious\nor compromised server, or a MitM, can crash the recovery or drive large\nallocations. Exploitation requires control of the server side of the connection.\n\n## Credit\n\nReported by fg0x0","public_affected_ranges":[">= 3.0.0, < 3.3.7"]},{"certainty":"source_listed","source_ids":["sr-a9c1a6e8e277100aa268bec170cd506f"],"technology":"org.mariadb.jdbc:mariadb-java-client","known_exclusions":[],"conditions_summary":"## Summary\n\n`XAResource.recover()` in MariaDB Connector/J trusted the `gtrid_length` and\n`bqual_length` columns returned by `XA RECOVER` to allocate and split each Xid.\n\n## Details\n\n`MariaDbPoolConnection` and `MariaDbPoolPinnedConnection` built each `Xid` of\nthe recovery list by allocating `new byte[gtrid_length]` and\n`new byte[bqual_length]` and copying from the `data` column, without validating\nthe lengths against the XA specification bounds (`Xid.MAXGTRIDSIZE`,\n`Xid.MAXBQUALSIZE`) or the actual payload. Negative or oversized lengths, or\nlengths that do not fit the data, ended in large allocations or unchecked\nexceptions (`NegativeArraySizeException`, `ArrayIndexOutOfBoundsException`)\nduring recovery.\n\nThe fix validates the lengths before any allocation or copy and reports an\ninvalid row as an `XAException` (`XAER_RMFAIL`).\n\n## Impact\n\nAvailability only, and limited to applications running XA recovery: a malicious\nor compromised server, or a MitM, can crash the recovery or drive large\nallocations. Exploitation requires control of the server side of the connection.\n\n## Credit\n\nReported by fg0x0","public_affected_ranges":[">= 3.4.0, < 3.4.5"]},{"certainty":"source_listed","source_ids":["sr-a9c1a6e8e277100aa268bec170cd506f"],"technology":"org.mariadb.jdbc:mariadb-java-client","known_exclusions":[],"conditions_summary":"## Summary\n\n`XAResource.recover()` in MariaDB Connector/J trusted the `gtrid_length` and\n`bqual_length` columns returned by `XA RECOVER` to allocate and split each Xid.\n\n## Details\n\n`MariaDbPoolConnection` and `MariaDbPoolPinnedConnection` built each `Xid` of\nthe recovery list by allocating `new byte[gtrid_length]` and\n`new byte[bqual_length]` and copying from the `data` column, without validating\nthe lengths against the XA specification bounds (`Xid.MAXGTRIDSIZE`,\n`Xid.MAXBQUALSIZE`) or the actual payload. Negative or oversized lengths, or\nlengths that do not fit the data, ended in large allocations or unchecked\nexceptions (`NegativeArraySizeException`, `ArrayIndexOutOfBoundsException`)\nduring recovery.\n\nThe fix validates the lengths before any allocation or copy and reports an\ninvalid row as an `XAException` (`XAER_RMFAIL`).\n\n## Impact\n\nAvailability only, and limited to applications running XA recovery: a malicious\nor compromised server, or a MitM, can crash the recovery or drive large\nallocations. Exploitation requires control of the server side of the connection.\n\n## Credit\n\nReported by fg0x0","public_affected_ranges":[">= 3.5.0, < 3.5.11"]}],"null_published_at":"2026-11-08T19:53:48.765Z","source_updated_at":"2026-10-30T23:00:03.000Z","source_disclosed_at":"2026-10-30T23:00:01.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Dated EPSS estimate updated; this is not a new disclosure or proof of exploitation.","null_first_observed_at":"2026-10-31T21:55:49.621Z"},{"id":"NVI-00009085","kind":"vulnerability","title":"MariaDB Connector/J: XA recover() trusted server-supplied gtrid and bqual lengths","revision":3,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected.","NVD lastModified does not establish freshness of every associated CPE record."],"lifecycle":"active","identifiers":["GHSA-4jq2-8v3c-97w8","CVE-2026-119280"],"plain_summary":"GitHub lists this reviewed advisory for org.mariadb.jdbc:mariadb-java-client, org.mariadb.jdbc:mariadb-java-client, org.mariadb.jdbc:mariadb-java-client. Published version ranges and source prerequisites are shown below; this is not an inspection of a visitor’s application.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-8c59b7e408ab47c144def7c8e5949686"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[{"kind":"CVSS","as_of":"2026-10-30T23:00:03.000Z","value":"3.7 low","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-a9c1a6e8e277100aa268bec170cd506f"},{"kind":"CVSS","as_of":"2026-10-30T17:18:03.880Z","value":"3.7 LOW (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-30154216654dab717ac678e874a3d7a9"},{"kind":"EPSS","as_of":"2026-10-31T12:00:27.000Z","value":"0.306%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.23405. Missing scores are unknown.","source_id":"sr-8c59b7e408ab47c144def7c8e5949686"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-a9c1a6e8e277100aa268bec170cd506f","url":"https://github.com/advisories/GHSA-4jq2-8v3c-97w8","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-4jq2-8v3c-97w8","publisher":"GitHub Advisory Database","observed_at":"2026-10-31T21:55:49.621Z"},{"id":"sr-30154216654dab717ac678e874a3d7a9","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-119280","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-119280","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-03T09:59:24.124Z"},{"id":"sr-8c59b7e408ab47c144def7c8e5949686","url":"https://www.first.org/epss/data.html","basis":"official_catalog","notes":"FIRST EPSS; probability of exploitation in the next 30 days, not local compromise. Dataset date/model retained; FIRST services terms apply.","title":"CVE-2026-119280","publisher":"FIRST EPSS","observed_at":"2026-10-31T22:06:15.375Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-a9c1a6e8e277100aa268bec170cd506f"],"technology":"org.mariadb.jdbc:mariadb-java-client","known_exclusions":[],"conditions_summary":"## Summary\n\n`XAResource.recover()` in MariaDB Connector/J trusted the `gtrid_length` and\n`bqual_length` columns returned by `XA RECOVER` to allocate and split each Xid.\n\n## Details\n\n`MariaDbPoolConnection` and `MariaDbPoolPinnedConnection` built each `Xid` of\nthe recovery list by allocating `new byte[gtrid_length]` and\n`new byte[bqual_length]` and copying from the `data` column, without validating\nthe lengths against the XA specification bounds (`Xid.MAXGTRIDSIZE`,\n`Xid.MAXBQUALSIZE`) or the actual payload. Negative or oversized lengths, or\nlengths that do not fit the data, ended in large allocations or unchecked\nexceptions (`NegativeArraySizeException`, `ArrayIndexOutOfBoundsException`)\nduring recovery.\n\nThe fix validates the lengths before any allocation or copy and reports an\ninvalid row as an `XAException` (`XAER_RMFAIL`).\n\n## Impact\n\nAvailability only, and limited to applications running XA recovery: a malicious\nor compromised server, or a MitM, can crash the recovery or drive large\nallocations. Exploitation requires control of the server side of the connection.\n\n## Credit\n\nReported by fg0x0","public_affected_ranges":[">= 3.0.0, < 3.3.7"]},{"certainty":"source_listed","source_ids":["sr-a9c1a6e8e277100aa268bec170cd506f"],"technology":"org.mariadb.jdbc:mariadb-java-client","known_exclusions":[],"conditions_summary":"## Summary\n\n`XAResource.recover()` in MariaDB Connector/J trusted the `gtrid_length` and\n`bqual_length` columns returned by `XA RECOVER` to allocate and split each Xid.\n\n## Details\n\n`MariaDbPoolConnection` and `MariaDbPoolPinnedConnection` built each `Xid` of\nthe recovery list by allocating `new byte[gtrid_length]` and\n`new byte[bqual_length]` and copying from the `data` column, without validating\nthe lengths against the XA specification bounds (`Xid.MAXGTRIDSIZE`,\n`Xid.MAXBQUALSIZE`) or the actual payload. Negative or oversized lengths, or\nlengths that do not fit the data, ended in large allocations or unchecked\nexceptions (`NegativeArraySizeException`, `ArrayIndexOutOfBoundsException`)\nduring recovery.\n\nThe fix validates the lengths before any allocation or copy and reports an\ninvalid row as an `XAException` (`XAER_RMFAIL`).\n\n## Impact\n\nAvailability only, and limited to applications running XA recovery: a malicious\nor compromised server, or a MitM, can crash the recovery or drive large\nallocations. Exploitation requires control of the server side of the connection.\n\n## Credit\n\nReported by fg0x0","public_affected_ranges":[">= 3.4.0, < 3.4.5"]},{"certainty":"source_listed","source_ids":["sr-a9c1a6e8e277100aa268bec170cd506f"],"technology":"org.mariadb.jdbc:mariadb-java-client","known_exclusions":[],"conditions_summary":"## Summary\n\n`XAResource.recover()` in MariaDB Connector/J trusted the `gtrid_length` and\n`bqual_length` columns returned by `XA RECOVER` to allocate and split each Xid.\n\n## Details\n\n`MariaDbPoolConnection` and `MariaDbPoolPinnedConnection` built each `Xid` of\nthe recovery list by allocating `new byte[gtrid_length]` and\n`new byte[bqual_length]` and copying from the `data` column, without validating\nthe lengths against the XA specification bounds (`Xid.MAXGTRIDSIZE`,\n`Xid.MAXBQUALSIZE`) or the actual payload. Negative or oversized lengths, or\nlengths that do not fit the data, ended in large allocations or unchecked\nexceptions (`NegativeArraySizeException`, `ArrayIndexOutOfBoundsException`)\nduring recovery.\n\nThe fix validates the lengths before any allocation or copy and reports an\ninvalid row as an `XAException` (`XAER_RMFAIL`).\n\n## Impact\n\nAvailability only, and limited to applications running XA recovery: a malicious\nor compromised server, or a MitM, can crash the recovery or drive large\nallocations. Exploitation requires control of the server side of the connection.\n\n## Credit\n\nReported by fg0x0","public_affected_ranges":[">= 3.5.0, < 3.5.11"]}],"null_published_at":"2026-11-03T10:03:31.391Z","source_updated_at":"2026-10-30T23:00:03.000Z","source_disclosed_at":"2026-10-30T23:00:01.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-10-31T21:55:49.621Z"},{"id":"NVI-00009085","kind":"vulnerability","title":"MariaDB Connector/J: XA recover() trusted server-supplied gtrid and bqual lengths","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-4jq2-8v3c-97w8","CVE-2026-119280"],"plain_summary":"GitHub lists this reviewed advisory for org.mariadb.jdbc:mariadb-java-client, org.mariadb.jdbc:mariadb-java-client, org.mariadb.jdbc:mariadb-java-client. Published version ranges and source prerequisites are shown below; this is not an inspection of a visitor’s application.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-8c59b7e408ab47c144def7c8e5949686"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[{"kind":"CVSS","as_of":"2026-10-30T23:00:03.000Z","value":"3.7 low","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-a9c1a6e8e277100aa268bec170cd506f"},{"kind":"EPSS","as_of":"2026-10-31T12:00:27.000Z","value":"0.306%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.23405. Missing scores are unknown.","source_id":"sr-8c59b7e408ab47c144def7c8e5949686"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-a9c1a6e8e277100aa268bec170cd506f","url":"https://github.com/advisories/GHSA-4jq2-8v3c-97w8","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-4jq2-8v3c-97w8","publisher":"GitHub Advisory Database","observed_at":"2026-10-31T21:55:49.621Z"},{"id":"sr-8c59b7e408ab47c144def7c8e5949686","url":"https://www.first.org/epss/data.html","basis":"official_catalog","notes":"FIRST EPSS; probability of exploitation in the next 30 days, not local compromise. Dataset date/model retained; FIRST services terms apply.","title":"CVE-2026-119280","publisher":"FIRST EPSS","observed_at":"2026-10-31T22:06:15.375Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-a9c1a6e8e277100aa268bec170cd506f"],"technology":"org.mariadb.jdbc:mariadb-java-client","known_exclusions":[],"conditions_summary":"## Summary\n\n`XAResource.recover()` in MariaDB Connector/J trusted the `gtrid_length` and\n`bqual_length` columns returned by `XA RECOVER` to allocate and split each Xid.\n\n## Details\n\n`MariaDbPoolConnection` and `MariaDbPoolPinnedConnection` built each `Xid` of\nthe recovery list by allocating `new byte[gtrid_length]` and\n`new byte[bqual_length]` and copying from the `data` column, without validating\nthe lengths against the XA specification bounds (`Xid.MAXGTRIDSIZE`,\n`Xid.MAXBQUALSIZE`) or the actual payload. Negative or oversized lengths, or\nlengths that do not fit the data, ended in large allocations or unchecked\nexceptions (`NegativeArraySizeException`, `ArrayIndexOutOfBoundsException`)\nduring recovery.\n\nThe fix validates the lengths before any allocation or copy and reports an\ninvalid row as an `XAException` (`XAER_RMFAIL`).\n\n## Impact\n\nAvailability only, and limited to applications running XA recovery: a malicious\nor compromised server, or a MitM, can crash the recovery or drive large\nallocations. Exploitation requires control of the server side of the connection.\n\n## Credit\n\nReported by fg0x0","public_affected_ranges":[">= 3.0.0, < 3.3.7"]},{"certainty":"source_listed","source_ids":["sr-a9c1a6e8e277100aa268bec170cd506f"],"technology":"org.mariadb.jdbc:mariadb-java-client","known_exclusions":[],"conditions_summary":"## Summary\n\n`XAResource.recover()` in MariaDB Connector/J trusted the `gtrid_length` and\n`bqual_length` columns returned by `XA RECOVER` to allocate and split each Xid.\n\n## Details\n\n`MariaDbPoolConnection` and `MariaDbPoolPinnedConnection` built each `Xid` of\nthe recovery list by allocating `new byte[gtrid_length]` and\n`new byte[bqual_length]` and copying from the `data` column, without validating\nthe lengths against the XA specification bounds (`Xid.MAXGTRIDSIZE`,\n`Xid.MAXBQUALSIZE`) or the actual payload. Negative or oversized lengths, or\nlengths that do not fit the data, ended in large allocations or unchecked\nexceptions (`NegativeArraySizeException`, `ArrayIndexOutOfBoundsException`)\nduring recovery.\n\nThe fix validates the lengths before any allocation or copy and reports an\ninvalid row as an `XAException` (`XAER_RMFAIL`).\n\n## Impact\n\nAvailability only, and limited to applications running XA recovery: a malicious\nor compromised server, or a MitM, can crash the recovery or drive large\nallocations. Exploitation requires control of the server side of the connection.\n\n## Credit\n\nReported by fg0x0","public_affected_ranges":[">= 3.4.0, < 3.4.5"]},{"certainty":"source_listed","source_ids":["sr-a9c1a6e8e277100aa268bec170cd506f"],"technology":"org.mariadb.jdbc:mariadb-java-client","known_exclusions":[],"conditions_summary":"## Summary\n\n`XAResource.recover()` in MariaDB Connector/J trusted the `gtrid_length` and\n`bqual_length` columns returned by `XA RECOVER` to allocate and split each Xid.\n\n## Details\n\n`MariaDbPoolConnection` and `MariaDbPoolPinnedConnection` built each `Xid` of\nthe recovery list by allocating `new byte[gtrid_length]` and\n`new byte[bqual_length]` and copying from the `data` column, without validating\nthe lengths against the XA specification bounds (`Xid.MAXGTRIDSIZE`,\n`Xid.MAXBQUALSIZE`) or the actual payload. Negative or oversized lengths, or\nlengths that do not fit the data, ended in large allocations or unchecked\nexceptions (`NegativeArraySizeException`, `ArrayIndexOutOfBoundsException`)\nduring recovery.\n\nThe fix validates the lengths before any allocation or copy and reports an\ninvalid row as an `XAException` (`XAER_RMFAIL`).\n\n## Impact\n\nAvailability only, and limited to applications running XA recovery: a malicious\nor compromised server, or a MitM, can crash the recovery or drive large\nallocations. Exploitation requires control of the server side of the connection.\n\n## Credit\n\nReported by fg0x0","public_affected_ranges":[">= 3.5.0, < 3.5.11"]}],"null_published_at":"2026-11-03T02:33:09.136Z","source_updated_at":"2026-10-30T23:00:03.000Z","source_disclosed_at":"2026-10-30T23:00:01.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Dated EPSS estimate updated; this is not a new disclosure or proof of exploitation.","null_first_observed_at":"2026-10-31T21:55:49.621Z"},{"id":"NVI-00009085","kind":"vulnerability","title":"MariaDB Connector/J: XA recover() trusted server-supplied gtrid and bqual lengths","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-4jq2-8v3c-97w8","CVE-2026-119280"],"plain_summary":"GitHub lists this reviewed advisory for org.mariadb.jdbc:mariadb-java-client, org.mariadb.jdbc:mariadb-java-client, org.mariadb.jdbc:mariadb-java-client. Published version ranges and source prerequisites are shown below; this is not an inspection of a visitor’s application.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-a9c1a6e8e277100aa268bec170cd506f"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[{"kind":"CVSS","as_of":"2026-10-30T23:00:03.000Z","value":"3.7 low","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-a9c1a6e8e277100aa268bec170cd506f"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-a9c1a6e8e277100aa268bec170cd506f","url":"https://github.com/advisories/GHSA-4jq2-8v3c-97w8","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-4jq2-8v3c-97w8","publisher":"GitHub Advisory Database","observed_at":"2026-10-31T21:55:49.621Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-a9c1a6e8e277100aa268bec170cd506f"],"technology":"org.mariadb.jdbc:mariadb-java-client","known_exclusions":[],"conditions_summary":"## Summary\n\n`XAResource.recover()` in MariaDB Connector/J trusted the `gtrid_length` and\n`bqual_length` columns returned by `XA RECOVER` to allocate and split each Xid.\n\n## Details\n\n`MariaDbPoolConnection` and `MariaDbPoolPinnedConnection` built each `Xid` of\nthe recovery list by allocating `new byte[gtrid_length]` and\n`new byte[bqual_length]` and copying from the `data` column, without validating\nthe lengths against the XA specification bounds (`Xid.MAXGTRIDSIZE`,\n`Xid.MAXBQUALSIZE`) or the actual payload. Negative or oversized lengths, or\nlengths that do not fit the data, ended in large allocations or unchecked\nexceptions (`NegativeArraySizeException`, `ArrayIndexOutOfBoundsException`)\nduring recovery.\n\nThe fix validates the lengths before any allocation or copy and reports an\ninvalid row as an `XAException` (`XAER_RMFAIL`).\n\n## Impact\n\nAvailability only, and limited to applications running XA recovery: a malicious\nor compromised server, or a MitM, can crash the recovery or drive large\nallocations. Exploitation requires control of the server side of the connection.\n\n## Credit\n\nReported by fg0x0","public_affected_ranges":[">= 3.0.0, < 3.3.7"]},{"certainty":"source_listed","source_ids":["sr-a9c1a6e8e277100aa268bec170cd506f"],"technology":"org.mariadb.jdbc:mariadb-java-client","known_exclusions":[],"conditions_summary":"## Summary\n\n`XAResource.recover()` in MariaDB Connector/J trusted the `gtrid_length` and\n`bqual_length` columns returned by `XA RECOVER` to allocate and split each Xid.\n\n## Details\n\n`MariaDbPoolConnection` and `MariaDbPoolPinnedConnection` built each `Xid` of\nthe recovery list by allocating `new byte[gtrid_length]` and\n`new byte[bqual_length]` and copying from the `data` column, without validating\nthe lengths against the XA specification bounds (`Xid.MAXGTRIDSIZE`,\n`Xid.MAXBQUALSIZE`) or the actual payload. Negative or oversized lengths, or\nlengths that do not fit the data, ended in large allocations or unchecked\nexceptions (`NegativeArraySizeException`, `ArrayIndexOutOfBoundsException`)\nduring recovery.\n\nThe fix validates the lengths before any allocation or copy and reports an\ninvalid row as an `XAException` (`XAER_RMFAIL`).\n\n## Impact\n\nAvailability only, and limited to applications running XA recovery: a malicious\nor compromised server, or a MitM, can crash the recovery or drive large\nallocations. Exploitation requires control of the server side of the connection.\n\n## Credit\n\nReported by fg0x0","public_affected_ranges":[">= 3.4.0, < 3.4.5"]},{"certainty":"source_listed","source_ids":["sr-a9c1a6e8e277100aa268bec170cd506f"],"technology":"org.mariadb.jdbc:mariadb-java-client","known_exclusions":[],"conditions_summary":"## Summary\n\n`XAResource.recover()` in MariaDB Connector/J trusted the `gtrid_length` and\n`bqual_length` columns returned by `XA RECOVER` to allocate and split each Xid.\n\n## Details\n\n`MariaDbPoolConnection` and `MariaDbPoolPinnedConnection` built each `Xid` of\nthe recovery list by allocating `new byte[gtrid_length]` and\n`new byte[bqual_length]` and copying from the `data` column, without validating\nthe lengths against the XA specification bounds (`Xid.MAXGTRIDSIZE`,\n`Xid.MAXBQUALSIZE`) or the actual payload. Negative or oversized lengths, or\nlengths that do not fit the data, ended in large allocations or unchecked\nexceptions (`NegativeArraySizeException`, `ArrayIndexOutOfBoundsException`)\nduring recovery.\n\nThe fix validates the lengths before any allocation or copy and reports an\ninvalid row as an `XAException` (`XAER_RMFAIL`).\n\n## Impact\n\nAvailability only, and limited to applications running XA recovery: a malicious\nor compromised server, or a MitM, can crash the recovery or drive large\nallocations. Exploitation requires control of the server side of the connection.\n\n## Credit\n\nReported by fg0x0","public_affected_ranges":[">= 3.5.0, < 3.5.11"]}],"null_published_at":"2026-10-31T22:13:31.275Z","source_updated_at":"2026-10-30T23:00:03.000Z","source_disclosed_at":"2026-10-30T23:00:01.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"First indexed by Null; source disclosure date is shown separately.","null_first_observed_at":"2026-10-31T21:55:49.621Z"}],"next_cursor":null,"snapshot_revision":"42594"}