SB20241230152 - NULL pointer dereference in Linux kernel arm arm-smmu driver
Published: December 30, 2024 Updated: May 11, 2025
Security Bulletin ID
SB20241230152
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) NULL pointer dereference (CVE-ID: CVE-2024-56568)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the arm_smmu_probe_device() function in drivers/iommu/arm/arm-smmu/arm-smmu.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/229e6ee43d2a160a1592b83aad620d6027084aad
- https://git.kernel.org/stable/c/4a9485918a042e3114890dfbe19839a1897f8b2c
- https://git.kernel.org/stable/c/5018696b19bc6c021e934a8a59f4b1dd8c0ac9f8
- https://git.kernel.org/stable/c/c2527d07c7e9cda2c6165d5edccf74752baac1b0
- https://git.kernel.org/stable/c/dc02407ea952e20c544a078a6be2e6f008327973
- https://git.kernel.org/stable/c/f8f794f387ad21c4696e5cd0626cb6f8a5f6aea5
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.120