SB20250620216 - Input validation error in Linux kernel stmicro stmmac driver
Published: June 20, 2025 Updated: June 21, 2025
Security Bulletin ID
SB20250620216
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) Input validation error (CVE-ID: CVE-2022-50039)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper input validation within the intel_eth_pci_remove() function in drivers/net/ethernet/stmicro/stmmac/dwmac-intel.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/02f3642d8e657c05f382729c165bed46745dc18c
- https://git.kernel.org/stable/c/47129531196054b374017555165b47a43cdb6f41
- https://git.kernel.org/stable/c/5c23d6b717e4e956376f3852b90f58e262946b50
- https://git.kernel.org/stable/c/9400aeb419d35e718e90aa14a97c11229d0a40bc
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19.4