SB2024081985 - NULL pointer dereference in Linux kernel iommu driver
Published: August 19, 2024 Updated: May 12, 2025
Security Bulletin ID
SB2024081985
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-2024-42277)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the sprd_iommu_cleanup() function in drivers/iommu/sprd-iommu.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/dfe90030a0cfa26dca4cb6510de28920e5ad22fb
- https://git.kernel.org/stable/c/b62841e49a2b7938f6fdeaaf93fb57e4eb880bdb
- https://git.kernel.org/stable/c/d5fe884ce28c5005f8582c35333c195a168f841c
- https://git.kernel.org/stable/c/630482ee0653decf9e2482ac6181897eb6cde5b8
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.165
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.103
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10.3
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.44