SB2025040293 - Reachable assertion in Linux kernel mm



SB2025040293 - Reachable assertion in Linux kernel mm

Published: April 2, 2025 Updated: May 11, 2025

Security Bulletin ID SB2025040293
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) Reachable assertion (CVE-ID: CVE-2025-21932)

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

The vulnerability exists due to reachable assertion within the do_vmi_munmap() function in mm/vma.c. A local user can perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.