Out-of-bounds read in Linux kernel - CVE-2026-53179

 

Out-of-bounds read in Linux kernel - CVE-2026-53179

Published: June 26, 2026


Vulnerability identifier: #VU135604
CSH Severity: Low
CVSS v4.0: 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/E:U/U:Clear
CVE-ID: CVE-2026-53179
CWE-ID: CWE-125
Exploitation vector: Local access
Exploit availability: No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel

Detailed vulnerability description

The vulnerability allows a local user to disclose sensitive information.

The vulnerability exists due to an out-of-bounds read in rtw_update_protection when processing an ies buffer with a pointer offset but an unadjusted length. A local user can trigger the vulnerable code path to disclose sensitive information.


How to mitigate CVE-2026-53179

Install security update from vendor's repository.

Sources