CVE-2023-53019
High
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.
SeverityHigh
CVSS7.8
Exploit probability—
Product
Linux Kernel
PublishedMar 27, 2025
First seenMar 27, 2025
Weakness typeCWE-129CWE-129
How to fix
Update
- linux linux_kernel4.14.305, 4.19.272, 5.4.231, 5.10.166, 5.15.91, 6.1.9 or later
Patches
- git.kernel.org/stable/c/1d80c259dfbadefa61b7ea334dfce5cb57f8c72f
- git.kernel.org/stable/c/4bc5f1f6bc94e695dfd912122af96e7115a0ddb8
- git.kernel.org/stable/c/7879626296e6ffd838ae0f2af1ab49ee46354973
- git.kernel.org/stable/c/867dbe784c5010a466f00a7d1467c1c5ea569c75
- git.kernel.org/stable/c/8a7b9560a3a8eb8724888c426e05926752f73aa0
- git.kernel.org/stable/c/ad67de330d83e8078372b52af18ffe8d39e26c85
- git.kernel.org/stable/c/c431a3d642593bbdb99e8a9e3eed608b730db6f8
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | 4.5 ≤ v < 4.14.305, 4.15 ≤ v < 4.19.272, 4.20 ≤ v < 5.4.231, 5.5 ≤ v < 5.10.166, 5.11 ≤ v < 5.15.91, 5.16 ≤ v < 6.1.9, 6.2 | 4.14.305, 4.19.272, 5.4.231, 5.10.166, 5.15.91, 6.1.9 |
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