🛡️ CVE-2025-40324 on Debian — linux

⚪ Unknown ✅ No Known Exploit OSV
N/A
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

In the Linux kernel, the following vulnerability has been resolved: NFSD: Fix crash in nfsd4_read_release() When tracing is enabled, the trace_nfsd_read_done trace point crashes during the pynfs read.testNoFh test.

Distribution advisory

This page covers CVE-2025-40324 as tracked by Debian, for the package linux. The fix is available in version 6.17.8-1; earlier versions remain affected.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs no privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality none, integrity none, availability high.

Affected software

DEBIAN-CVE-2025-40324 is recorded against 2 packages.

  • linux (fixed in 6.17.8-1)
  • linux-6.1 (fixed in 6.1.159-1~deb11u1)

Timeline and source

Published on 8 December 2025 and last revised on 4 August 2026. No public exploit is currently recorded for this entry. Record sourced from OSV.

References

security-tracker.debian.org (Advisory)

CVE-2025-40324 on other distributions

Each distribution ships its own build and its own fixed version. Pick the one you run:

Details

Severity Unknown
CVSS Score N/A
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE N/A
Public Exploit ✅ No
Source OSV
Published 2025-12-08
Updated 2026-08-12
Modified 2026-08-04
Fix URL N/A

Affected Packages

Software From version Fixed in
linux — 6.17.8-1
linux-6.1 — 6.1.159-1~deb11u1

Similar Threats

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