CVE-2025-39924

MEDIUM EPSS 2.1%
Published Oct 1, 20259mo ago · Modified Jun 17, 20261w ago
5.5 CVSS 3.1
Medium
Find Similar
Published Oct 1, 2025 9mo ago
Last Modified Jun 17, 2026 1w ago

Description

In the Linux kernel, the following vulnerability has been resolved: erofs: fix invalid algorithm for encoded extents The current algorithm sanity checks do not properly apply to new encoded extents. Unify the algorithm check with Z_EROFS_COMPRESSION(_RUNTIME)_MAX and ensure consistency with sbi->available_compr_algs.

CVSS Details

Base Score
5.5
Exploitability
1.8
Impact
3.6
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
2.1% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Affected Products 6

VendorProductVersionRange
linuxlinux_kernel*≥6.15  –  <6.16.8
linuxlinux_kernel6.17any
linuxlinux_kernel6.17any
linuxlinux_kernel6.17any
linuxlinux_kernel6.17any
linuxlinux_kernel6.17any

References 2

  • git.kernel.org https://git.kernel.org/stable/c/131897c65e2b86cf14bec7379f44aa8fbb407526
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/db5d7abd379a8dcf030be8f52f99cadf7e397ba8
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/131897c65e2b86cf14bec7379f44aa8fbb407526
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/db5d7abd379a8dcf030be8f52f99cadf7e397ba8
    Patch