SB20240531293 - NULL pointer dereference in Linux kernel platforms pseries
Published: May 31, 2024 Updated: May 14, 2025
Security Bulletin ID
SB20240531293
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-2024-36926)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the pci_dma_bus_setup_pSeriesLP() function in arch/powerpc/platforms/pseries/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/7fb5793c53f8c024e3eae9f0d44eb659aed833c4
- https://git.kernel.org/stable/c/802b13b79ab1fef66c6852fc745cf197dca0cb15
- https://git.kernel.org/stable/c/2bed905a72485a2b79a001bd7e66c750942d2155
- https://git.kernel.org/stable/c/49a940dbdc3107fecd5e6d3063dc07128177e058
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.91
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.31
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8.10