# libceph: reset sparse-read state in osd_fault()

CVE record · `CVE-2026-23136`

- **Identifiers:** `CVE-2026-23136`
- **State:** Confirmed
- **Severity:** CVSS 7.5 High
- **Critical:** No
- **CNA:** Linux
- **Weakness (CWE):** [CWE-667](https://cwe.mitre.org/data/definitions/667.html)
- **Tags:** [CWE-667](https://agentprime.io/advisories/tag/cwe-667.md)
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 14 Feb 2026
- **Updated:** 19 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 14 Feb 2026, 15:22 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: `f628d799972799023d32c2542bb2639eb8c4f84e to before 90a60fe61908afa0eaf7f8fcf1421b9b50e5f7ff` (git)
  - affected: `f628d799972799023d32c2542bb2639eb8c4f84e to before e94075e950a6598e710b9f7dffea5aa388f40313` (git)
  - affected: `f628d799972799023d32c2542bb2639eb8c4f84e to before 10b7c72810364226f7b27916ea3e2a4f870bc04b` (git)
  - affected: `f628d799972799023d32c2542bb2639eb8c4f84e to before 11194b416ef95012c2cfe5f546d71af07b639e93` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `6.6`
  - unaffected: `before 6.6` (semver)
  - unaffected: `6.6.121 to 6.6.*, inclusive` (semver)
  - unaffected: `6.12.66 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.6 to 6.18.*, inclusive` (semver)
  - unaffected: `6.19 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

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

- **CISA KEV:** Not listed.
- **EPSS:** 0.0025, the 16th 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 14 Feb 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-23136](https://www.cve.org/CVERecord?id=CVE-2026-23136)
- [NVD: CVE-2026-23136](https://nvd.nist.gov/vuln/detail/CVE-2026-23136)

### References from the CNA

- <https://git.kernel.org/stable/c/90a60fe61908afa0eaf7f8fcf1421b9b50e5f7ff>
- <https://git.kernel.org/stable/c/e94075e950a6598e710b9f7dffea5aa388f40313>
- <https://git.kernel.org/stable/c/10b7c72810364226f7b27916ea3e2a4f870bc04b>
- <https://git.kernel.org/stable/c/11194b416ef95012c2cfe5f546d71af07b639e93>

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-2026-23136>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-23136/>. Everything for agents: <https://agentprime.io/llms.txt>.