# xfs: don't hold buffer locks across sync transaction commit in xfs_sync_sb_buf

CVE record · `CVE-2026-99132`

- **Identifiers:** `CVE-2026-99132`
- **State:** Confirmed
- **Severity:** No CVSS score
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 28 Oct 2026
- **Updated:** 30 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 28 Oct 2026, 10:34 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: `f7664b31975bd893190708e76b2c424328f0c49b to before 16468281da17263095bd1906cf2d16a972f10791` (git)
  - affected: `f7664b31975bd893190708e76b2c424328f0c49b to before 45f124f3902bfae6a366d124db04f707264176fb` (git)
  - affected: `f7664b31975bd893190708e76b2c424328f0c49b to before d900946853c2d183fa0e199bae9ddbcd21795a18` (git)
  - affected: `f7664b31975bd893190708e76b2c424328f0c49b to before 83b2e511cf9ba22904b167e00fcbd85169b50b2c` (git)
  - affected: `f7664b31975bd893190708e76b2c424328f0c49b to before acd7f2f9b822b6e126f3e3c99c173e62aa315b6f` (git)
  - affected: `f7664b31975bd893190708e76b2c424328f0c49b to before e5456dec79c71c8ef8f9f9adb77d320f113b34db` (git)
  - affected: `f7664b31975bd893190708e76b2c424328f0c49b to before 6353e5cd8c43d6e805cacbfbfecf4103571a7ff8` (git)
  - affected: `f7664b31975bd893190708e76b2c424328f0c49b to before 41a28c865d1d5843f8cb9e0af17a8f4d9e2961ff` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `4.18`
  - unaffected: `before 4.18` (semver)
  - unaffected: `5.10.273 to 5.10.*, inclusive` (semver)
  - unaffected: `5.15.224 to 5.15.*, inclusive` (semver)
  - unaffected: `6.1.191 to 6.1.*, inclusive` (semver)
  - unaffected: `6.6.161 to 6.6.*, inclusive` (semver)
  - unaffected: `6.12.115 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.59 to 6.18.*, inclusive` (semver)
  - unaffected: `7.2.13 to 7.2.*, inclusive` (semver)
  - unaffected: `7.3 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

No source has published a CVSS score for this record yet.

- **CISA KEV:** Not listed.
- **EPSS:** 0.0018, the 7th percentile, on 5 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 28 Oct 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-99132](https://www.cve.org/CVERecord?id=CVE-2026-99132)
- [NVD: CVE-2026-99132](https://nvd.nist.gov/vuln/detail/CVE-2026-99132)

### References from the CNA

- <https://git.kernel.org/stable/c/16468281da17263095bd1906cf2d16a972f10791>
- <https://git.kernel.org/stable/c/45f124f3902bfae6a366d124db04f707264176fb>
- <https://git.kernel.org/stable/c/d900946853c2d183fa0e199bae9ddbcd21795a18>
- <https://git.kernel.org/stable/c/83b2e511cf9ba22904b167e00fcbd85169b50b2c>
- <https://git.kernel.org/stable/c/acd7f2f9b822b6e126f3e3c99c173e62aa315b6f>
- <https://git.kernel.org/stable/c/e5456dec79c71c8ef8f9f9adb77d320f113b34db>
- <https://git.kernel.org/stable/c/6353e5cd8c43d6e805cacbfbfecf4103571a7ff8>
- <https://git.kernel.org/stable/c/41a28c865d1d5843f8cb9e0af17a8f4d9e2961ff>

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-2026-99132>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-99132/>. Everything for agents: <https://agentprime.io/llms.txt>.