# jfs: fix array-index-out-of-bounds in diAlloc

CVE record · `CVE-2023-52805`

- **Identifiers:** `CVE-2023-52805`
- **State:** Confirmed
- **Severity:** CVSS 7.8 High
- **Critical:** No
- **CNA:** Linux
- **Weakness (CWE):** [CWE-129](https://cwe.mitre.org/data/definitions/129.html)
- **Tags:** [CWE-129](https://agentprime.io/advisories/tag/cwe-129.md)
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 21 May 2024
- **Updated:** 5 Aug 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 21 May 2024, 15:31 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: `1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 2308d0fb0dc32446b4e6ca37cd09c30374bb64e9` (git)
  - affected: `1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before cf7e3e84df36a9953796c737f080712f631d7083` (git)
  - affected: `1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 7467ca10a5ff09b0e87edf6c4d2a4bfdee69cf2c` (git)
  - affected: `1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 1ba7df5457dc1c1071c5f92ac11323533a6430e1` (git)
  - affected: `1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 64f062baf202b82f54987a3f614a6c8f3e466641` (git)
  - affected: `1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 8c68af2af697ba2ba3b138be0c6d72e2ce3a3d6d` (git)
  - affected: `1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 665b44e55c2767a4f899c3b18f49e9e1c9983777` (git)
  - affected: `1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 1708d0a9917fea579cc9da3d87b154285abd2cd8` (git)
  - affected: `1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 05d9ea1ceb62a55af6727a69269a4fd310edf483` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `2.6.12`
  - unaffected: `before 2.6.12` (semver)
  - unaffected: `4.14.331 to 4.14.*, inclusive` (semver)
  - unaffected: `4.19.300 to 4.19.*, inclusive` (semver)
  - unaffected: `5.4.262 to 5.4.*, inclusive` (semver)
  - unaffected: `5.10.202 to 5.10.*, inclusive` (semver)
  - unaffected: `5.15.140 to 5.15.*, inclusive` (semver)
  - unaffected: `6.1.64 to 6.1.*, inclusive` (semver)
  - unaffected: `6.5.13 to 6.5.*, inclusive` (semver)
  - unaffected: `6.6.3 to 6.6.*, inclusive` (semver)
  - unaffected: `6.7 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

- 7.8 High, CVSS 3.1: `CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H`, from CNA (Linux) (used for this record)
- 7.8 High, CVSS 3.1: `CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H`, from ADP (CISA-ADP)

- **CISA KEV:** Not listed.
- **EPSS:** 0.0026, the 17th percentile, on 8 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 21 May 2024. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2023-52805](https://www.cve.org/CVERecord?id=CVE-2023-52805)
- [NVD: CVE-2023-52805](https://nvd.nist.gov/vuln/detail/CVE-2023-52805)

### References from the CNA

- <https://git.kernel.org/stable/c/2308d0fb0dc32446b4e6ca37cd09c30374bb64e9>
- <https://git.kernel.org/stable/c/cf7e3e84df36a9953796c737f080712f631d7083>
- <https://git.kernel.org/stable/c/7467ca10a5ff09b0e87edf6c4d2a4bfdee69cf2c>
- <https://git.kernel.org/stable/c/1ba7df5457dc1c1071c5f92ac11323533a6430e1>
- <https://git.kernel.org/stable/c/64f062baf202b82f54987a3f614a6c8f3e466641>
- <https://git.kernel.org/stable/c/8c68af2af697ba2ba3b138be0c6d72e2ce3a3d6d>
- <https://git.kernel.org/stable/c/665b44e55c2767a4f899c3b18f49e9e1c9983777>
- <https://git.kernel.org/stable/c/1708d0a9917fea579cc9da3d87b154285abd2cd8>
- <https://git.kernel.org/stable/c/05d9ea1ceb62a55af6727a69269a4fd310edf483>

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-2023-52805>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

---

The web page: <https://agentprime.io/advisories/CVE-2023-52805/>. Everything for agents: <https://agentprime.io/llms.txt>.