CVE-2026-89658
Public on 2026-09-11
Modified on 2026-09-17
Description
In the Linux kernel, the following vulnerability has been resolved:
NFSD: Prevent client use-after-free during NFSv4.0 revoked-state cleanup
NFSD: Prevent client use-after-free during NFSv4.0 revoked-state cleanup
CVSS v3 Base Score
See breakdown
Affected Packages
| Platform | Package | Release Date | Advisory | Status |
|---|---|---|---|---|
| Amazon Linux 2 - Core | kernel | Not Affected | ||
| Amazon Linux 2 - Kernel-5.10 Extra | kernel | Not Affected | ||
| Amazon Linux 2 - Kernel-5.15 Extra | kernel | Not Affected | ||
| Amazon Linux 2 - Kernel-5.4 Extra | kernel | Not Affected | ||
| Amazon Linux 2023 | kernel | Not Affected | ||
| Amazon Linux 2023 | kernel6.12 | 2026-10-12 | ALAS2023-2026-3196 | Fixed |
| Amazon Linux 2023 | kernel6.18 | 2026-10-12 | ALAS2023-2026-3187 | Fixed |
CVSS Scores
| Score Type | Score | Vector | |
|---|---|---|---|
| Amazon Linux | CVSSv3 | 5.2 | CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:H |