Description
In the Linux kernel, the following vulnerability has been resolved: jfs: Regular file corruption check The reproducer builds a corrupted file on disk with a negative i_size value. Add a check when opening this file to avoid subsequent operation failures.
Affected products
linux: linux kernel; debian: debian linux
References10
- git.kernel.org/stable/c/00462be586b33076f8b8023e7ba697deedc131db Patch
- git.kernel.org/stable/c/02edcfda419168d9405bffe55f18ea9c1bf92366 Patch
- git.kernel.org/stable/c/2d04df8116426b6c7b9f8b9b371250f666a2a2fb Patch
- git.kernel.org/stable/c/6bc86f1d7d5419d5b19483ba203ca0b760c41c51 Patch
- git.kernel.org/stable/c/78989af5bbf55a0cf1165b0fa73921bc02f1543b Patch
- git.kernel.org/stable/c/9605cb2ea38ba014d0e704cba0dbbb00593fa9fd Patch
- git.kernel.org/stable/c/9ad054cd2c4ca8c371e555748832aa217c41fc65 Patch
- git.kernel.org/stable/c/9f896c3d0192241d6438be6963682ace8203f502 Patch
- git.kernel.org/stable/c/fd9454b7710b28060faa49b041f8283c435721a3 Patch
- lists.debian.org/debian-lts-announce/2025/10/msg00007.html Third Party Advisory
Metrics
- CVSS 3.1
-
5.5
MEDIUM
Score source: NVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - EPSS — exploit probability
- 0% percentile: 8 · as of 8 November 2026
Could this be exploited in your environment?
A patch closes the known hole. A penetration test shows what an attacker can still reach — with proof.