SB2025022673 - Memory leak in Linux kernel dsa mv88e6xxx driver
Published: February 26, 2025 Updated: May 11, 2025
Security Bulletin ID
SB2025022673
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-2022-49367)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the mv88e6xxx_mdios_register() function in drivers/net/dsa/mv88e6xxx/chip.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/02ded5a173619b11728b8bf75a3fd995a2c1ff28
- https://git.kernel.org/stable/c/42658e47f1abbbe592007d3ba303de466114d0bb
- https://git.kernel.org/stable/c/86c3c5f8e4bd1325e24f6fba9017cade29933377
- https://git.kernel.org/stable/c/8a1a1255152da4fb934290e7ababc66f24985520
- https://git.kernel.org/stable/c/a101793994c0a14c70bb4e44c7fda597eeebba0a
- https://git.kernel.org/stable/c/c1df9cb756e5a9ba1841648c44ee5d92306b9c65
- https://git.kernel.org/stable/c/dc1cf8c6f9793546696fded437a5b4c84944c48b
- https://git.kernel.org/stable/c/e0d763d0c7665c7897e4f5a0847ab0c82543345f
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17.15