Out-of-bounds read in Linux kernel - CVE-2026-92498
Published: September 18, 2026
Vulnerability identifier: #VU151015
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-2026-92498
CWE-ID: CWE-125
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to read beyond the bounds of WMI event buffers.
The vulnerability exists due to an out-of-bounds read in ath6kl WMI event handlers when processing undersized WMI events. A remote attacker can provide a malformed WMI event to read beyond the bounds of event buffers.
Affected software
Linux kernel
How to mitigate CVE-2026-92498
Install security update from vendor's repository.
External References
- https://git.kernel.org/stable/c/144fe0b0fa8f311ebe29ef16c8239bf6a24addc0
- https://git.kernel.org/stable/c/2f3635213ecf52ff943f01645f895cb39db8f0dc
- https://git.kernel.org/stable/c/41159d392c3adedc093a8d80521037b72350f606
- https://git.kernel.org/stable/c/a2de3fb4f83a525e95a86a683f0ff105b9b5785b
- https://git.kernel.org/stable/c/abda58f4529d7eebb6ef82e2d266dabc17507faa
- https://git.kernel.org/stable/c/d1d2ac5f5b1609a05c455d0aed12904b0985530d
- https://git.kernel.org/stable/c/ea2a77682f9f984bc9a45a00b7d1aa198503c2fe
- https://git.kernel.org/stable/c/f57314aade9d74d30f3360ec5ef85a83654748be