CVE-2023-53019

Updated: 2025-11-03 03:12:36.026903

Description:

In the Linux kernel, the following vulnerability has been resolved: net: mdio: validate parameter addr in mdiobus_get_phy() The caller may pass any value as addr, what may result in an out-of-bounds access to array mdio_map. One existing case is stmmac_init_phy() that may pass -1 as addr. Therefore validate addr before using it.


Links NIST CIRCL RHEL Ubuntu

Severity

Severity Score
CVSS Version 2.x 0.0
CVSS Version 3.x HIGH 7.8

Status

OS name Project name Version Score Severity Status Errata Last updated

Statement

AlmaLinux 9.2 ESU kernel 5.14.0 7.8 HIGH Released CLSA-2025:1764151168 2025-11-27 10:34:27
CentOS 8.4 ELS kernel 4.18.0 7.8 HIGH Released CLSA-2025:1763731262 2025-11-21 21:20:45
CentOS 8.5 ELS kernel 4.18.0 7.8 HIGH Released CLSA-2025:1763734783 2025-11-21 21:20:46
Ubuntu 16.04 ELS linux-hwe 4.15.0 7.8 HIGH Already Fixed 2025-11-12 11:32:22
Ubuntu 18.04 ELS linux 4.15.0 7.8 HIGH Already Fixed 2025-11-12 11:31:50