SB2024060867 - Information disclosure in Linux kernel dma
Published: June 8, 2024 Updated: May 13, 2025
Security Bulletin ID
SB2024060867
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Information disclosure (CVE-ID: CVE-2024-35939)
The vulnerability allows a local user to gain access to sensitive information.
The vulnerability exists due to information disclosure within the dma_direct_alloc(), __dma_direct_free_pages() and dma_direct_alloc_pages() functions in kernel/dma/direct.c. A local user can gain access to sensitive information.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/4e0cfb25d49da2e6261ad582f58ffa5b5dd8c8e9
- https://git.kernel.org/stable/c/4031b72ca747a1e6e9ae4fa729e765b43363d66a
- https://git.kernel.org/stable/c/b57326c96b7bc7638aa8c44e12afa2defe0c934c
- https://git.kernel.org/stable/c/b9fa16949d18e06bdf728a560f5c8af56d2bdcaf
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.86
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.27
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8.6