CVE-2021-47423

MEDIUM

Linux Kernel < 4.9.287 - Memory Leak

Title source: rule

Description

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.

References (7)

[Patch] https://git.kernel.org/stable/c/11cd944bb87d9e575b94c07c952105eda745b459

[Patch] https://git.kernel.org/stable/c/1508b09945bde393326a9dab73b1fc35f672d771

[Patch] https://git.kernel.org/stable/c/88c3610045ca6e699331b6bb5c095c5565f30721

[Patch] https://git.kernel.org/stable/c/9f9d4c88b2edc7924e19c44909cfc3fa4e4d3d43

[Patch] https://git.kernel.org/stable/c/df0c9418923679bc6d0060bdb1b5bf2c755159e0

[Patch] https://git.kernel.org/stable/c/f5a8703a9c418c6fc54eb772712dfe7641e3991c

[Patch] https://git.kernel.org/stable/c/f69556a42043b5444ca712ee889829ba89fdcba8

Scores

CVSS v3 5.5

EPSS 0.0002

EPSS Percentile 5.6%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Classification

CWE

CWE-401

Status published

Affected Products (5)

linux/linux_kernel < 4.9.287

linux/linux_kernel

linux/linux_kernel

linux/linux_kernel

linux/linux_kernel

Timeline

Published May 21, 2024

Tracked Since Feb 18, 2026