SB20240608223 - Improper locking in Linux kernel iommu intel driver
Published: June 8, 2024 Updated: May 13, 2025
Security Bulletin ID
SB20240608223
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Improper locking (CVE-ID: CVE-2024-26891)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the devtlb_invalidation_with_pasid() function in drivers/iommu/intel/pasid.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/f873b85ec762c5a6abe94a7ddb31df5d3ba07d85
- https://git.kernel.org/stable/c/d70f1c85113cd8c2aa8373f491ca5d1b22ec0554
- https://git.kernel.org/stable/c/34a7b30f56d30114bf4d436e4dc793afe326fbcf
- https://git.kernel.org/stable/c/2b74b2a92e524d7c8dec8e02e95ecf18b667c062
- https://git.kernel.org/stable/c/c04f2780919f20e2cc4846764221f5e802555868
- https://git.kernel.org/stable/c/025bc6b41e020aeb1e71f84ae3ffce945026de05
- https://git.kernel.org/stable/c/4fc82cd907ac075648789cc3a00877778aa1838b
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.214
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.153
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.83
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.23
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7.11
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8.2