CVE-2021-47423: Linux Kernel

Medium severity, CVSS 5.5. EPSS: 0.2% chance of exploitation in the next 30 days.

In the Linux kernel, the following vulnerability has been resolved: drm/nouveau/debugfs: fix file release memory leak When using single_open() for opening, single_release() should be called, otherwise the 'op' allocated in single_open() will be leaked.

Affected products

• Linux Linux Kernel: from 4.5, before 4.9.287 (fixed in 4.9.287); from 4.10, before 4.14.251 (fixed in 4.14.251); from 4.15, before 4.19.211 (fixed in 4.19.211); from 4.20, before 5.4.153 (fixed in 5.4.153); from 5.5, before 5.10.73 (fixed in 5.10.73); from 5.11, before 5.14.12 (fixed in 5.14.12); …

Published 2024-05-21. Last modified 2026-06-17.