SB2024071728 - Memory leak in Linux kernel dma ptdma driver
Published: July 17, 2024 Updated: May 13, 2025
Security Bulletin ID
SB2024071728
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) Memory leak (CVE-ID: CVE-2022-48774)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the pt_core_init() function in drivers/dma/ptdma/ptdma-dev.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/3e41445287afa3cf6d572778e5aab31d25e60a8d
- https://git.kernel.org/stable/c/d7de1e4820c5a42441ff7276174c8c0e63575c1b
- https://git.kernel.org/stable/c/3c62fd3406e0b2277c76a6984d3979c7f3f1d129
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.25
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16.11
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17