{"items":[{"id":"NVI-00009211","kind":"vulnerability","title":"pyasn1 has quadratic-time denial of service in constructed string and indefinite-length ANY decoding","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-9m75-vc3g-4x39","CVE-2026-119195"],"plain_summary":"GitHub lists this reviewed advisory for pyasn1. 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-62c57944f1011fb8737431fe98e61050"],"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":"2026-10-30T23:03:54.000Z","value":"7.5 high","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-f6560dd0f2c75a51797a5da7bd04e3fc"},{"kind":"CVSS","as_of":"2026-10-30T17:18:03.880Z","value":"7.5 HIGH (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-70d7642ef8bc098e61f779a7439ab924"},{"kind":"EPSS","as_of":"2026-10-31T12:00:27.000Z","value":"0.527%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.44645. Missing scores are unknown.","source_id":"sr-62c57944f1011fb8737431fe98e61050"}],"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-f6560dd0f2c75a51797a5da7bd04e3fc","url":"https://github.com/advisories/GHSA-9m75-vc3g-4x39","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-9m75-vc3g-4x39","publisher":"GitHub Advisory Database","observed_at":"2026-10-31T21:55:49.621Z"},{"id":"sr-70d7642ef8bc098e61f779a7439ab924","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-119195","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-119195","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-03T09:59:16.598Z"},{"id":"sr-62c57944f1011fb8737431fe98e61050","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-2026-119195","publisher":"FIRST EPSS","observed_at":"2026-10-31T22:06:15.375Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-f6560dd0f2c75a51797a5da7bd04e3fc"],"technology":"pyasn1","known_exclusions":[],"conditions_summary":"## Summary\n\nIn pyasn1 0.6.4 and earlier, decoding a constructed OCTET STRING or character string made of many fragments can spend disproportionate CPU time repeatedly copying the accumulated value. A separate indefinite-length `ANY` path has the same problem while collecting the encoded components. The work grows roughly quadratically with the number of fixed-size fragments, although the input and decoded value grow linearly. An application that lets an attacker supply such ASN.1 input to an affected decoder can suffer CPU exhaustion.\n\nThe affected string paths are available in BER and CER. The DER decoder also accepts certain *non-DER* constructed strings: a definite-length constructed OCTET STRING when an `asn1Spec` selects `univ.OctetString`, and constructed character strings such as UTF8String even without a schema. Indefinite-length `ANY` is affected in BER and CER when an `asn1Spec` selects `univ.Any`; DER rejects indefinite lengths.\n\nThis is a distinct decoder path from the OBJECT IDENTIFIER/RELATIVE-OID accumulation addressed by CVE-2026-59885. It has the same complexity class, but the OID fix in 0.6.4 did not change thes","public_affected_ranges":["<= 0.6.4"]}],"null_published_at":"2026-11-07T07:07:42.504Z","source_updated_at":"2026-10-30T23:03:54.000Z","source_disclosed_at":"2026-10-30T23:03:51.000Z","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-00009211","kind":"vulnerability","title":"pyasn1 has quadratic-time denial of service in constructed string and indefinite-length ANY decoding","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-9m75-vc3g-4x39","CVE-2026-119195"],"plain_summary":"GitHub lists this reviewed advisory for pyasn1. 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-62c57944f1011fb8737431fe98e61050"],"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":"2026-10-30T23:03:54.000Z","value":"7.5 high","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-f6560dd0f2c75a51797a5da7bd04e3fc"},{"kind":"EPSS","as_of":"2026-10-31T12:00:27.000Z","value":"0.527%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.44645. Missing scores are unknown.","source_id":"sr-62c57944f1011fb8737431fe98e61050"}],"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-f6560dd0f2c75a51797a5da7bd04e3fc","url":"https://github.com/advisories/GHSA-9m75-vc3g-4x39","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-9m75-vc3g-4x39","publisher":"GitHub Advisory Database","observed_at":"2026-10-31T21:55:49.621Z"},{"id":"sr-62c57944f1011fb8737431fe98e61050","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-2026-119195","publisher":"FIRST EPSS","observed_at":"2026-10-31T22:06:15.375Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-f6560dd0f2c75a51797a5da7bd04e3fc"],"technology":"pyasn1","known_exclusions":[],"conditions_summary":"## Summary\n\nIn pyasn1 0.6.4 and earlier, decoding a constructed OCTET STRING or character string made of many fragments can spend disproportionate CPU time repeatedly copying the accumulated value. A separate indefinite-length `ANY` path has the same problem while collecting the encoded components. The work grows roughly quadratically with the number of fixed-size fragments, although the input and decoded value grow linearly. An application that lets an attacker supply such ASN.1 input to an affected decoder can suffer CPU exhaustion.\n\nThe affected string paths are available in BER and CER. The DER decoder also accepts certain *non-DER* constructed strings: a definite-length constructed OCTET STRING when an `asn1Spec` selects `univ.OctetString`, and constructed character strings such as UTF8String even without a schema. Indefinite-length `ANY` is affected in BER and CER when an `asn1Spec` selects `univ.Any`; DER rejects indefinite lengths.\n\nThis is a distinct decoder path from the OBJECT IDENTIFIER/RELATIVE-OID accumulation addressed by CVE-2026-59885. It has the same complexity class, but the OID fix in 0.6.4 did not change thes","public_affected_ranges":["<= 0.6.4"]}],"null_published_at":"2026-11-01T01:45:38.544Z","source_updated_at":"2026-10-30T23:03:54.000Z","source_disclosed_at":"2026-10-30T23:03:51.000Z","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-00009211","kind":"vulnerability","title":"pyasn1 has quadratic-time denial of service in constructed string and indefinite-length ANY decoding","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-9m75-vc3g-4x39","CVE-2026-119195"],"plain_summary":"GitHub lists this reviewed advisory for pyasn1. 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-f6560dd0f2c75a51797a5da7bd04e3fc"],"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":"2026-10-30T23:03:54.000Z","value":"7.5 high","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-f6560dd0f2c75a51797a5da7bd04e3fc"}],"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-f6560dd0f2c75a51797a5da7bd04e3fc","url":"https://github.com/advisories/GHSA-9m75-vc3g-4x39","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-9m75-vc3g-4x39","publisher":"GitHub Advisory Database","observed_at":"2026-10-31T21:55:49.621Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-f6560dd0f2c75a51797a5da7bd04e3fc"],"technology":"pyasn1","known_exclusions":[],"conditions_summary":"## Summary\n\nIn pyasn1 0.6.4 and earlier, decoding a constructed OCTET STRING or character string made of many fragments can spend disproportionate CPU time repeatedly copying the accumulated value. A separate indefinite-length `ANY` path has the same problem while collecting the encoded components. The work grows roughly quadratically with the number of fixed-size fragments, although the input and decoded value grow linearly. An application that lets an attacker supply such ASN.1 input to an affected decoder can suffer CPU exhaustion.\n\nThe affected string paths are available in BER and CER. The DER decoder also accepts certain *non-DER* constructed strings: a definite-length constructed OCTET STRING when an `asn1Spec` selects `univ.OctetString`, and constructed character strings such as UTF8String even without a schema. Indefinite-length `ANY` is affected in BER and CER when an `asn1Spec` selects `univ.Any`; DER rejects indefinite lengths.\n\nThis is a distinct decoder path from the OBJECT IDENTIFIER/RELATIVE-OID accumulation addressed by CVE-2026-59885. It has the same complexity class, but the OID fix in 0.6.4 did not change thes","public_affected_ranges":["<= 0.6.4"]}],"null_published_at":"2026-10-31T22:13:31.290Z","source_updated_at":"2026-10-30T23:03:54.000Z","source_disclosed_at":"2026-10-30T23:03:51.000Z","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"}