{"items":[{"id":"NVI-00015305","kind":"vulnerability","title":"Kata Container to Guest micro VM privilege escalation","revision":2,"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-wwj6-vghv-5p64","CVE-2026-24834"],"plain_summary":"GitHub lists this reviewed advisory for github.com/kata-containers/kata-containers/src/runtime. 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-030da38a7e072fcd204874122d053e4c"],"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":"2026-07-28T01:48:01.000Z","value":"8.8 medium","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-589341ee0015aaad0ecfb76cd64288ae"},{"kind":"CVSS","as_of":"2026-07-15T02:18:51.330Z","value":"9.3 CRITICAL (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-030da38a7e072fcd204874122d053e4c"},{"kind":"CVSS","as_of":"2026-07-15T02:18:51.330Z","value":"8.8 HIGH (3.1)","meaning":"nvd@nist.gov severity; no combined Null risk score.","source_id":"sr-030da38a7e072fcd204874122d053e4c"},{"kind":"CVSS","as_of":"2026-07-15T02:18:51.330Z","value":"9.3 CRITICAL (3.1)","meaning":"0b0ca135-0b70-47e7-9f44-1890c2a1c46c severity; no combined Null risk score.","source_id":"sr-030da38a7e072fcd204874122d053e4c"}],"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-589341ee0015aaad0ecfb76cd64288ae","url":"https://github.com/advisories/GHSA-wwj6-vghv-5p64","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-wwj6-vghv-5p64","publisher":"GitHub Advisory Database","observed_at":"2026-11-03T09:59:04.660Z"},{"id":"sr-030da38a7e072fcd204874122d053e4c","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-24834","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-24834","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-07T13:57:18.395Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-589341ee0015aaad0ecfb76cd64288ae"],"technology":"github.com/kata-containers/kata-containers/src/runtime","known_exclusions":[],"conditions_summary":"### Summary\n\nAn issue in Kata with Cloud Hypervisor allows a user of the container to modify the file system used by the Guest micro VM ultimately achieving arbitrary code execution as root in said VM. The current understinding is this doesn’t impact the security of the Host or of other containers / VMs running on that Host (note that arm64 QEMU lacks NVDIMM read-only support: It is believed that until the upstream QEMU gains this capability, a guest write could reach the image file).\n\n### Details\n\n_Linux virtio-pmem_\nThe `virtio-pmem` probe path always registers the region as a generic pagemap that supports asynchronous flushes, but it never marks the region as read-only.  Only the `ND_REGION_PAGEMAP` and `ND_REGION_ASYNC` bits are set before the region is created, so `nd_region->ro always` stays cleared and the block device is left writable.\n\nLater, `pmem_attach_disk()` wires the region into the block layer with full read/write semantics – the block device operations call `pmem_do_write()` which performs cache-flushed memcpy operations directly into the host-provided shared memory window. `nvdimm_check_and_set_ro()` would set the disk read-only if the region had been flagged as s","public_affected_ranges":["< 0.0.0-20260219090056-6a672503973b"]}],"null_published_at":"2026-11-07T18:43:12.058Z","source_updated_at":"2026-07-28T01:48:01.000Z","source_disclosed_at":"2026-02-19T15:25:54.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-11-03T09:59:04.660Z"},{"id":"NVI-00015305","kind":"vulnerability","title":"Kata Container to Guest micro VM privilege escalation","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-wwj6-vghv-5p64","CVE-2026-24834"],"plain_summary":"GitHub lists this reviewed advisory for github.com/kata-containers/kata-containers/src/runtime. 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-589341ee0015aaad0ecfb76cd64288ae"],"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":"2026-07-28T01:48:01.000Z","value":"8.8 medium","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-589341ee0015aaad0ecfb76cd64288ae"}],"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-589341ee0015aaad0ecfb76cd64288ae","url":"https://github.com/advisories/GHSA-wwj6-vghv-5p64","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-wwj6-vghv-5p64","publisher":"GitHub Advisory Database","observed_at":"2026-11-03T09:59:04.660Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-589341ee0015aaad0ecfb76cd64288ae"],"technology":"github.com/kata-containers/kata-containers/src/runtime","known_exclusions":[],"conditions_summary":"### Summary\n\nAn issue in Kata with Cloud Hypervisor allows a user of the container to modify the file system used by the Guest micro VM ultimately achieving arbitrary code execution as root in said VM. The current understinding is this doesn’t impact the security of the Host or of other containers / VMs running on that Host (note that arm64 QEMU lacks NVDIMM read-only support: It is believed that until the upstream QEMU gains this capability, a guest write could reach the image file).\n\n### Details\n\n_Linux virtio-pmem_\nThe `virtio-pmem` probe path always registers the region as a generic pagemap that supports asynchronous flushes, but it never marks the region as read-only.  Only the `ND_REGION_PAGEMAP` and `ND_REGION_ASYNC` bits are set before the region is created, so `nd_region->ro always` stays cleared and the block device is left writable.\n\nLater, `pmem_attach_disk()` wires the region into the block layer with full read/write semantics – the block device operations call `pmem_do_write()` which performs cache-flushed memcpy operations directly into the host-provided shared memory window. `nvdimm_check_and_set_ro()` would set the disk read-only if the region had been flagged as s","public_affected_ranges":["< 0.0.0-20260219090056-6a672503973b"]}],"null_published_at":"2026-11-03T10:03:26.568Z","source_updated_at":"2026-07-28T01:48:01.000Z","source_disclosed_at":"2026-02-19T15:25:54.000Z","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":"2026-11-03T09:59:04.660Z"}],"next_cursor":null,"snapshot_revision":"42594"}