SB2025032795 - Memory leak in Linux kernel dma driver
Published: March 27, 2025 Updated: May 11, 2025
Security Bulletin ID
SB2025032795
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-2022-49746)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the sdma_transfer_init() function in drivers/dma/imx-sdma.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/1417f59ac0b02130ee56c0c50794b9b257be3d17
- https://git.kernel.org/stable/c/43acd767bd90c5d4172ce7fee5d9007a9a08dea9
- https://git.kernel.org/stable/c/80ee99e52936b2c04cc37b17a14b2ae2f9d282ac
- https://git.kernel.org/stable/c/bd0050b7ffa87c7b260d563646af612f4112a778
- https://git.kernel.org/stable/c/ce4745a6b8016fae74c95dcd457d4ceef7d98af1
- https://git.kernel.org/stable/c/dbe634ce824329d8f14079c3e9f8f11670894bec
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.231