CVE-2023-53786

Updated: 2025-12-29 02:35:34.99878

Description:

In the Linux kernel, the following vulnerability has been resolved: dm flakey: fix a crash with invalid table line This command will crash with NULL pointer dereference: dmsetup create flakey --table \ "0 `blockdev --getsize /dev/ram0` flakey /dev/ram0 0 0 1 2 corrupt_bio_byte 512" Fix the crash by checking if arg_name is non-NULL before comparing it.


Links NIST CIRCL RHEL Ubuntu

Severity

Severity Score
CVSS Version 2.x NONE 0.0
CVSS Version 3.x MEDIUM 4.7

Status

OS name Project name Version Score Severity Status Errata Last updated

Statement

AlmaLinux 9.2 ESU kernel 5.14.0 4.7 MEDIUM Released CLSA-2026:1767864313 2026-01-08 16:46:49
CentOS 8.4 ELS kernel 4.18.0 4.7 MEDIUM In Testing 2026-01-06 09:35:14
CentOS 8.5 ELS kernel 4.18.0 4.7 MEDIUM In Testing 2026-01-06 09:35:14