# cachefiles: Fix double fput

CVE record · `CVE-2026-93810`

- **Identifiers:** `CVE-2026-93810`
- **State:** Confirmed
- **Severity:** CVSS 7.0 High
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 24 Sept 2026
- **Updated:** 3 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 24 Sept 2026, 16:02 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: `24a81759b65fa85767739999d91523691c5e2ea5 to before e582a3e99584d5a634a3cbce4b12e9381fd5d964` (git)
  - affected: `24a81759b65fa85767739999d91523691c5e2ea5 to before 246098a2b8e88761e92cf82c1be1ec576437b176` (git)
  - affected: `24a81759b65fa85767739999d91523691c5e2ea5 to before e9c2e68c3890a935abbd5f54dbce653f9a16836c` (git)
  - affected: `24a81759b65fa85767739999d91523691c5e2ea5 to before 90b306eee037d0a6a8f4aac834b46e05c5ddd0bf` (git)
  - affected: `24a81759b65fa85767739999d91523691c5e2ea5 to before af6830cc12dfe86c832dccc9c9878a93aaa22f83` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `6.1`
  - unaffected: `before 6.1` (semver)
  - unaffected: `6.1.189 to 6.1.*, inclusive` (semver)
  - unaffected: `6.6.158 to 6.6.*, inclusive` (semver)
  - unaffected: `6.12.111 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.53 to 6.18.*, 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

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

- **CISA KEV:** Not listed.
- **EPSS:** 0.0012, the 1st percentile, on 14 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 24 Sept 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-93810](https://www.cve.org/CVERecord?id=CVE-2026-93810)
- [NVD: CVE-2026-93810](https://nvd.nist.gov/vuln/detail/CVE-2026-93810)

### References from the CNA

- <https://git.kernel.org/stable/c/e582a3e99584d5a634a3cbce4b12e9381fd5d964>
- <https://git.kernel.org/stable/c/246098a2b8e88761e92cf82c1be1ec576437b176>
- <https://git.kernel.org/stable/c/e9c2e68c3890a935abbd5f54dbce653f9a16836c>
- <https://git.kernel.org/stable/c/90b306eee037d0a6a8f4aac834b46e05c5ddd0bf>
- <https://git.kernel.org/stable/c/af6830cc12dfe86c832dccc9c9878a93aaa22f83>

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-2026-93810>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-93810/>. Everything for agents: <https://agentprime.io/llms.txt>.