# mm/vmalloc, mm/kasan: respect gfp mask in kasan_populate_vmalloc()

CVE record · `CVE-2025-39910`

- **Identifiers:** `CVE-2025-39910`
- **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:** 1 Oct 2025
- **Updated:** 30 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 1 Oct 2025, 07:44 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: `451769ebb7e792c3404db53b3c2a422990de654e to before c136f2e4f2edd58a62a3425d4dd373d82834d1f9` (git)
  - affected: `451769ebb7e792c3404db53b3c2a422990de654e to before 9598c83a50a5f9d57fd0c12fc08d9425c1ce9537` (git)
  - affected: `451769ebb7e792c3404db53b3c2a422990de654e to before aa1b4b7a1b92743297f9da741424df4703a8e11b` (git)
  - affected: `451769ebb7e792c3404db53b3c2a422990de654e to before 33b95d90427cb4babf32059e323a6d0c027610fe` (git)
  - affected: `451769ebb7e792c3404db53b3c2a422990de654e to before 79357cd06d41d0f5a11b17d7c86176e395d10ef2` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `5.17`
  - unaffected: `before 5.17` (semver)
  - unaffected: `6.1.191 to 6.1.*, inclusive` (semver)
  - unaffected: `6.6.160 to 6.6.*, inclusive` (semver)
  - unaffected: `6.12.114 to 6.12.*, inclusive` (semver)
  - unaffected: `6.16.8 to 6.16.*, inclusive` (semver)
  - unaffected: `6.17 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:** 0.0015, 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 1 Oct 2025. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2025-39910](https://www.cve.org/CVERecord?id=CVE-2025-39910)
- [NVD: CVE-2025-39910](https://nvd.nist.gov/vuln/detail/CVE-2025-39910)

### References from the CNA

- <https://git.kernel.org/stable/c/c136f2e4f2edd58a62a3425d4dd373d82834d1f9>
- <https://git.kernel.org/stable/c/9598c83a50a5f9d57fd0c12fc08d9425c1ce9537>
- <https://git.kernel.org/stable/c/aa1b4b7a1b92743297f9da741424df4703a8e11b>
- <https://git.kernel.org/stable/c/33b95d90427cb4babf32059e323a6d0c027610fe>
- <https://git.kernel.org/stable/c/79357cd06d41d0f5a11b17d7c86176e395d10ef2>

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-2025-39910>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2025-39910/>. Everything for agents: <https://agentprime.io/llms.txt>.