Memory leak in Linux kernel - CVE-2026-80942
Published: September 13, 2026
Vulnerability identifier: #VU149452
CSH Severity: Low
CVSS v4: 2 [CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-80942
CWE-ID: CWE-401
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to cause a denial of service.
The vulnerability exists due to improper resource cleanup in the rtl92du_init_sw_vars() error paths when initializing the RTL8192DU wireless driver and a subsequent initialization operation fails. A local user can trigger the affected initialization error path to cause a denial of service.
Affected software
Linux kernel
How to mitigate CVE-2026-80942
Install security update from vendor's repository.