SB2025122649 - Memory leak in Linux kernel net phy driver
Published: December 26, 2025 Updated: December 31, 2025
Security Bulletin ID
SB2025122649
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-2022-50777)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the xgmiitorgmii_probe() function in drivers/net/phy/xilinx_gmii2rgmii.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/00616bd1913a4f879679e02dc08c2f501ca2bd4c
- https://git.kernel.org/stable/c/106d0d33c9d1ec4ddeeffc1fdc717ff09953d4ed
- https://git.kernel.org/stable/c/4d112f001612c79927c1ecf29522b34c4fa292e0
- https://git.kernel.org/stable/c/52841e71253e6ace72751c72560950474a57d04c
- https://git.kernel.org/stable/c/53526dbc8aa6b95e9fc2ab1e29b1a9145721da24
- https://git.kernel.org/stable/c/78b0b1ff525d9be4babf5a148a4de0d50042d95d
- https://git.kernel.org/stable/c/d039535850ee47079d59527e96be18d8e0daa84b
- https://git.kernel.org/stable/c/ee84d37a5f08ed1121cdd16f8f3ed87552087a21
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.5