SB2024061361 - Improper error handling in Linux kernel net phy driver
Published: June 13, 2024 Updated: May 13, 2025
Security Bulletin ID
SB2024061361
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) Improper error handling (CVE-ID: CVE-2024-35945)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper error handling within the phy_sfp_probe(), phy_attach_direct() and phy_get_internal_delay() functions in drivers/net/phy/phy_device.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/7a71f61ebf95cedd3f245db6da397822971d8db5
- https://git.kernel.org/stable/c/3419ee39e3d3162ab2ec9942bb537613ed5b6311
- https://git.kernel.org/stable/c/61c81872815f46006982bb80460c0c80a949b35b
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.27
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8.6