# btrfs: fix deadlock when aborting transaction during relocation with scrub

CVE record · `CVE-2023-53348`

- **Identifiers:** `CVE-2023-53348`
- **State:** Confirmed
- **Severity:** CVSS 5.5 Medium
- **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:** 17 Sept 2025
- **Updated:** 11 May 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 17 Sept 2025, 14:56 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: `55e3a601c81cdca4497bf855fa4d331f8e830744 to before 6134a4bb6b1c411a244edee041ac89266c78d45c` (git)
  - affected: `55e3a601c81cdca4497bf855fa4d331f8e830744 to before 10a5831b193390b77705fc174a309476c23ba64a` (git)
  - affected: `55e3a601c81cdca4497bf855fa4d331f8e830744 to before 2d82a40aa7d6fcae0250ec68b8566cdee7bfd44c` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `4.3`
  - unaffected: `before 4.3` (semver)
  - unaffected: `6.1.23 to 6.1.*, inclusive` (semver)
  - unaffected: `6.2.10 to 6.2.*, inclusive` (semver)
  - unaffected: `6.3 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

- 5.5 Medium, CVSS 3.1: `CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H`, from ADP (CISA-ADP)

- **CISA KEV:** Not listed.
- **EPSS:** 0.0016, the 4th 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 17 Sept 2025. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2023-53348](https://www.cve.org/CVERecord?id=CVE-2023-53348)
- [NVD: CVE-2023-53348](https://nvd.nist.gov/vuln/detail/CVE-2023-53348)

### References from the CNA

- <https://git.kernel.org/stable/c/6134a4bb6b1c411a244edee041ac89266c78d45c>
- <https://git.kernel.org/stable/c/10a5831b193390b77705fc174a309476c23ba64a>
- <https://git.kernel.org/stable/c/2d82a40aa7d6fcae0250ec68b8566cdee7bfd44c>

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-2023-53348>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2023-53348/>. Everything for agents: <https://agentprime.io/llms.txt>.