SB2025091677 - Memory leak in Linux kernel mmc host driver
Published: September 16, 2025 Updated: September 22, 2025
Security Bulletin ID
SB2025091677
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-2022-50268)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the moxart_probe() function in drivers/mmc/host/moxart-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/0ca18d09c744fb030ae9bc5836c3e357e0237dea
- https://git.kernel.org/stable/c/40aa73c70e8a5706f9cbe01409a5e51cc0f1750e
- https://git.kernel.org/stable/c/7c3b301ca8b0cab392c71da8fcdfa499074f8e97
- https://git.kernel.org/stable/c/8f8bb62c7c5c833758ef1563fe738afd579c3efe
- https://git.kernel.org/stable/c/a4c765f5d8e58138cff69f1510b2e8942ec37022
- https://git.kernel.org/stable/c/a94d466f31a5201995d39bc1208e2c09ab04f0bf
- https://git.kernel.org/stable/c/b174f2b36c638fc7737df6c8aac1889a646be98f
- https://git.kernel.org/stable/c/c7e9a2059fb943fc3c3fa12261518fd72a0fc136
- https://git.kernel.org/stable/c/f0502fe86a2db2336c9498d2de3e97f22dcf85ae
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.86