# fs: preserve ACL_DONT_CACHE state in forget_cached_acl()

CVE record · `CVE-2026-68149`

- **Identifiers:** `CVE-2026-68149`
- **State:** Confirmed
- **Severity:** CVSS 8.4 High
- **Critical:** No
- **CNA:** Linux
- **Weakness (CWE):** [CWE-662](https://cwe.mitre.org/data/definitions/662.html)
- **Tags:** [CWE-662](https://agentprime.io/advisories/tag/cwe-662.md)
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 10 Aug 2026
- **Updated:** 19 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 10 Aug 2026, 11:59 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

## Affected products, as the CNA wrote them

- Vendor: Linux. Product: Linux.
  - affected: `facd61053cff100973921d4d45d47cf53c747ec6 to before b98fad81f1202b0eb26aacf3ff4cc7a21ed3b5bf` (git)
  - affected: `facd61053cff100973921d4d45d47cf53c747ec6 to before 834ddf899484a2f23129080e8773bc04f4691d07` (git)
  - affected: `facd61053cff100973921d4d45d47cf53c747ec6 to before a019b074903b3ad0a9726087efd0e8291452023b` (git)
  - affected: `facd61053cff100973921d4d45d47cf53c747ec6 to before ca03a7984a34f48085fd013e0d2cf4e6420b4acf` (git)
  - affected: `facd61053cff100973921d4d45d47cf53c747ec6 to before 4b9a5458d02e214ef2b384124ca626e3e381d778` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `6.2`
  - unaffected: `before 6.2` (semver)
  - unaffected: `6.6.148 to 6.6.*, inclusive` (semver)
  - unaffected: `6.12.101 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.42 to 6.18.*, inclusive` (semver)
  - unaffected: `7.1.6 to 7.1.*, inclusive` (semver)
  - unaffected: `7.2 to *, inclusive` (original_commit_for_fix)
  - Other versions: affected

## Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

## Severity and exploitation

- 8.4 High, CVSS 3.1: `CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N`, from CNA (Linux)

- **CISA KEV:** Not listed.
- **EPSS:** 0.0014, the 3rd percentile, on 6 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

## Timeline

This record came from the full history of the CVE Program, published 10 Aug 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-68149](https://www.cve.org/CVERecord?id=CVE-2026-68149)
- [NVD: CVE-2026-68149](https://nvd.nist.gov/vuln/detail/CVE-2026-68149)

### References from the CNA

- <https://git.kernel.org/stable/c/b98fad81f1202b0eb26aacf3ff4cc7a21ed3b5bf>
- <https://git.kernel.org/stable/c/834ddf899484a2f23129080e8773bc04f4691d07>
- <https://git.kernel.org/stable/c/a019b074903b3ad0a9726087efd0e8291452023b>
- <https://git.kernel.org/stable/c/ca03a7984a34f48085fd013e0d2cf4e6420b4acf>
- <https://git.kernel.org/stable/c/4b9a5458d02e214ef2b384124ca626e3e381d778>

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.

## Check whether this affects you

This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it. Compare the affected versions above with what you run.

- With the agentprime MCP server (<https://api.agentprime.io/mcp>), `get_advisory` returns this record and `search_advisories` finds related ones. Setup: <https://agentprime.io/mcp.md>
- As JSON: <https://api.agentprime.io/v1/advisories/CVE-2026-68149>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-68149/>. Everything for agents: <https://agentprime.io/llms.txt>.