CVE-2023-53019

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.

Score

CVSS 3.1 7.8 High

Status

Analyzed - 416baaa9-dc9f-4396-8d5f-8c081fb06d67

Published

2025-03-27

Last modified

2026-05-11

Weaknesses

CWE-129

Affected products

• Linux Kernel (Linux)

References

• https://git.kernel.org/stable/c/1d80c259dfbadefa61b7ea334dfce5cb57f8c72f
• https://git.kernel.org/stable/c/4bc5f1f6bc94e695dfd912122af96e7115a0ddb8
• https://git.kernel.org/stable/c/7879626296e6ffd838ae0f2af1ab49ee46354973
• https://git.kernel.org/stable/c/867dbe784c5010a466f00a7d1467c1c5ea569c75
• https://git.kernel.org/stable/c/8a7b9560a3a8eb8724888c426e05926752f73aa0
• https://git.kernel.org/stable/c/ad67de330d83e8078372b52af18ffe8d39e26c85
• https://git.kernel.org/stable/c/c431a3d642593bbdb99e8a9e3eed608b730db6f8