SB20250620215 - Input validation error in Linux kernel dma dw-axi-dmac driver
Published: June 20, 2025 Updated: June 21, 2025
Security Bulletin ID
SB20250620215
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) Input validation error (CVE-ID: CVE-2022-50023)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper input validation within the axi_chan_block_xfer_complete() function in drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.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/3d05aeebbde8c69593d8aa512b7c08b8f0ad25ba
- https://git.kernel.org/stable/c/54aa6c49361b79f7f6b15fc63dfe9ea52c70bb03
- https://git.kernel.org/stable/c/820f5ce999d2f99961e88c16d65cd26764df0590
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.63
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19.4
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.0