SB2024123015 - Memory leak in Linux kernel iommu intel driver



SB2024123015 - Memory leak in Linux kernel iommu intel driver

Published: December 30, 2024 Updated: May 12, 2025

Security Bulletin ID SB2024123015
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) Memory leak (CVE-ID: CVE-2024-56668)

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

The vulnerability exists due to memory leak within the cache_tag_unassign(), __cache_tag_assign_parent_domain() and cache_tag_assign_domain() functions in drivers/iommu/intel/cache.c. A local user can perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.