# ceph: avoid fs reclaim while using current->journal_info

CVE record · `CVE-2026-80528`

- **Identifiers:** `CVE-2026-80528`
- **State:** Confirmed
- **Severity:** CVSS 9.8 Critical
- **Critical:** Yes: CVSS 9+
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 26 Aug 2026
- **Updated:** 16 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 26 Aug 2026, 14:37 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.

## Critical

Critical, because:

- CVSS score 9.8: 9.0 or more.

How we decide what’s critical: <https://agentprime.io/advisories/critical.md>

## Affected products, as the CNA wrote them

- Vendor: Linux. Product: Linux.
  - affected: `315f24088048a51eed341c53be66ea477a3c7d16 to before ca5fa2380dd90a0adb01580fa6225025351a90f6` (git)
  - affected: `315f24088048a51eed341c53be66ea477a3c7d16 to before 00c12f57a87f537fa8779258fb3a03003a99963e` (git)
  - affected: `315f24088048a51eed341c53be66ea477a3c7d16 to before 4dbb2c02558e71f93510a6461d7e798b67426b49` (git)
  - affected: `315f24088048a51eed341c53be66ea477a3c7d16 to before c8a21660c3b90864c391164eea5622e7b5b2897c` (git)
  - affected: `315f24088048a51eed341c53be66ea477a3c7d16 to before 47b745747b3aa39064724a642884f9df924ddf20` (git)
  - affected: `315f24088048a51eed341c53be66ea477a3c7d16 to before 79d95b43ca090426399651ed580dd9bf2db36ab8` (git)
  - affected: `315f24088048a51eed341c53be66ea477a3c7d16 to before b6a0989613072499633e761a1536428a466de7d3` (git)
  - affected: `315f24088048a51eed341c53be66ea477a3c7d16 to before 5b602344a49e039e792ce5a8923bcc61412ee134` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `4.6`
  - unaffected: `before 4.6` (semver)
  - unaffected: `5.10.266 to 5.10.*, inclusive` (semver)
  - unaffected: `5.15.217 to 5.15.*, inclusive` (semver)
  - unaffected: `6.1.184 to 6.1.*, inclusive` (semver)
  - unaffected: `6.6.153 to 6.6.*, inclusive` (semver)
  - unaffected: `6.12.105 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.46 to 6.18.*, inclusive` (semver)
  - unaffected: `7.1.10 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

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

- **CISA KEV:** Not listed.
- **EPSS:** 0.0051, the 44th percentile, on 15 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 26 Aug 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-80528](https://www.cve.org/CVERecord?id=CVE-2026-80528)
- [NVD: CVE-2026-80528](https://nvd.nist.gov/vuln/detail/CVE-2026-80528)

### References from the CNA

- <https://git.kernel.org/stable/c/ca5fa2380dd90a0adb01580fa6225025351a90f6>
- <https://git.kernel.org/stable/c/00c12f57a87f537fa8779258fb3a03003a99963e>
- <https://git.kernel.org/stable/c/4dbb2c02558e71f93510a6461d7e798b67426b49>
- <https://git.kernel.org/stable/c/c8a21660c3b90864c391164eea5622e7b5b2897c>
- <https://git.kernel.org/stable/c/47b745747b3aa39064724a642884f9df924ddf20>
- <https://git.kernel.org/stable/c/79d95b43ca090426399651ed580dd9bf2db36ab8>
- <https://git.kernel.org/stable/c/b6a0989613072499633e761a1536428a466de7d3>
- <https://git.kernel.org/stable/c/5b602344a49e039e792ce5a8923bcc61412ee134>

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-2026-80528>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-80528/>. Everything for agents: <https://agentprime.io/llms.txt>.