CVE-2023-54132
kernel: Linux kernel (erofs): Denial of service via crafted erofs image
Severity
ImportantRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · December 24, 2025
Updated · August 20, 2026
Description
A flaw was found in the Linux kernel's erofs filesystem. A local attacker could craft a malicious erofs image with an invalid non-compact HEAD index. When a user attempts to mount or access this crafted image, it could lead to a kernel page fault, resulting in a system crash and a denial of service.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 7.8CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CWE-125 · Out-of-bounds Read