Out-of-bounds read in Linux kernel - CVE-2026-93213
Published: September 25, 2026
Vulnerability identifier: #VU152183
CSH Severity: Low
CVSS v4: 4.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-93213
CWE-ID: CWE-125
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to perform an out-of-bounds read.
The vulnerability exists due to an out-of-bounds read in the of_alias_scan() stem parser when parsing a property name that is empty or consists only of digits. A local user can trigger parsing of such a property name to perform an out-of-bounds read.
Affected software
Linux kernel
How to mitigate CVE-2026-93213
Install security update from vendor's repository.
Linux kernel - update to 7.0 rc3
External References
- https://git.kernel.org/stable/c/5bb01c657ff9fc807c2c592ca18af34c4fc3bc6f
- https://git.kernel.org/stable/c/9253cfc5a85be1494ce56b4fc6f2d2b509440910
- https://git.kernel.org/stable/c/958d7ee9fcf008ef9d2072c6410ee1bf6abf3b64
- https://git.kernel.org/stable/c/96a9c984dd7c3589a2707a32b62802f98311dbfd
- https://git.kernel.org/stable/c/acd1b49043366f43e932308b4db7d3ce568eeadb
- https://git.kernel.org/stable/c/da7a80ddc610a19b0378016a4d816b9355f013a7
- https://git.kernel.org/stable/c/f7f6c3e32a31f2e1ed12075e8cd22b370a84e67a
- https://git.kernel.org/stable/c/fd0c7bbda81c0e0c1cb7b68d267b87371584f560