CVE-2025-38204
HIGH severity · CVSS 7.8 · Out-of-bounds read
7.8CVSS HIGH
Summary
In the Linux kernel, the following vulnerability has been resolved: jfs: fix array-index-out-of-bounds read in add_missing_indices stbl is s8 but it must contain offsets into slot which can go from 0 to 127. Added a bound check for that error and return -EIO if the check fails. Also make jfs_readdir return with error if add_missing_indices returns with an error.
Impact & exploitability
Attack vectorLocal
Attack complexityLow
Privileges requiredNone
User interactionRequired
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)0%
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected products we track (2)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Official patch: https://git.kernel.org/stable/c/44618bee303bed151ef3a525ff79fbd7689593b5 ↗
Additional information
- NVD record
- https://git.kernel.org/stable/c/44618bee303bed151ef3a525ff79fbd7689593b5Patch
- https://git.kernel.org/stable/c/5dff41a86377563f7a2b968aae00d25b4ceb37c9Patch
- https://git.kernel.org/stable/c/81af4b34fd72d390d7f237c6a545cc6d09707956Patch
- https://git.kernel.org/stable/c/bfa4655d28f338e68d345aed80d19be7999bbce2Patch
- https://git.kernel.org/stable/c/c8399564a58fb6ea2ff21a6fd278417943cb51a5Patch
- https://lists.debian.org/debian-lts-announce/2025/10/msg00007.htmlAdvisory