SB20241230170 - NULL pointer dereference in Linux kernel erofs



SB20241230170 - NULL pointer dereference in Linux kernel erofs

Published: December 30, 2024 Updated: May 11, 2025

Security Bulletin ID SB20241230170
Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Local access
Highest impact Denial of service

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) NULL pointer dereference (CVE-ID: CVE-2024-53235)

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to NULL pointer dereference within the erofs_bread() and erofs_init_metabuf() functions in fs/erofs/data.c. A local user can perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.