SB20250327128 - NULL pointer dereference in Linux kernel net phy driver
Published: March 27, 2025 Updated: May 11, 2025
Security Bulletin ID
SB20250327128
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) NULL pointer dereference (CVE-ID: CVE-2023-52984)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the dp83822_config_intr() function in drivers/net/phy/dp83822.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/2cd1e9c013ec56421c58921b1ddf1d2d53bd47fa
- https://git.kernel.org/stable/c/362a2f5531dc0e5b0b5b3e3a541000dbffa75461
- https://git.kernel.org/stable/c/422ae7d9c7221e8d4c8526d0f54106307d69d2dc
- https://git.kernel.org/stable/c/78901b10522cdf6badf24acf65a892637596bccc
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.11