SB20250226727 - Resource management error in Linux kernel mmc host driver
Published: February 26, 2025 Updated: May 11, 2025
Security Bulletin ID
SB20250226727
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) Resource management error (CVE-ID: CVE-2022-49522)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to resource management error within the jz4740_mmc_acquire_dma_channels() function in drivers/mmc/host/jz4740_mmc.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/353298cadbd4c7d8e8a16d6000066414694933c3
- https://git.kernel.org/stable/c/7923f95997a79cef2ad161a2facae64c25a0bca0
- https://git.kernel.org/stable/c/807f90f1960a59dc557542b818c484a8db9ac978
- https://git.kernel.org/stable/c/90281cadf5077f2d2bec8b08c2ead1f8cd12660e
- https://git.kernel.org/stable/c/a828920b9ec0d89d3011198d482b7fe224d2de19
- https://git.kernel.org/stable/c/afadb04f1d6e74b18a253403f5274cde5e3fd7bd
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.121
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.46
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17.14
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18.3
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.198