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CVE-2026-93213

of: fix out-of-bounds read in of_alias_scan() stem parser

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 5.10.270, 5.15.221, 6.1.188, 6.6.157, 6.12.109, and 2 more
None on Exploit-DB, Metasploit or GitHub

Summary

In the Linux kernel, the following vulnerability has been resolved: of: fix out-of-bounds read in of_alias_scan() stem parser The stem parser tests isdigit(*(end - 1)) before checking end > start and so reads one byte before the property name when the name is empty or all digits. Check the bound first.

Timeline

  1. CVE published
  2. Record last updated

Affected versions

  • Linux Linux

    From 611cad720148c899db5a383c1c676fd820df7023 · fixed in fd0c7bbda81c0e0c1cb7b68d267b87371584f560; From 611cad720148c899db5a383c1c676fd820df7023 · fixed in 958d7ee9fcf008ef9d2072c6410ee1bf6abf3b64; From 611cad720148c899db5a383c1c676fd820df7023 · fixed in f7f6c3e32a31f2e1ed12075e8cd22b370a84e67a; From 611cad720148c899db5a383c1c676fd820df7023 · fixed in da7a80ddc610a19b0378016a4d816b9355f013a7; From 611cad720148c899db5a383c1c676fd820df7023 · fixed in 96a9c984dd7c3589a2707a32b62802f98311dbfd; From 611cad720148c899db5a383c1c676fd820df7023 · fixed in 9253cfc5a85be1494ce56b4fc6f2d2b509440910; From 611cad720148c899db5a383c1c676fd820df7023 · fixed in acd1b49043366f43e932308b4db7d3ce568eeadb; From 611cad720148c899db5a383c1c676fd820df7023 · fixed in 5bb01c657ff9fc807c2c592ca18af34c4fc3bc6f

  • Linux Linux

    3.2

  • KernelLinux

    From 3.2.0 · fixed in 5.10.270; From 5.11.0 · fixed in 5.15.221; From 5.16.0 · fixed in 6.1.188; From 6.2.0 · fixed in 6.6.157; From 6.7.0 · fixed in 6.12.109; From 6.13.0 · fixed in 6.18.50; From 6.19.0 · fixed in 7.2.4

References 8

git.kernel.org