CVE-2021-47422

MEDIUM

Linux Kernel - Use-After-Free in Nouveau KMS NV50 File Release

Title source: llm

Description

In the Linux kernel, the following vulnerability has been resolved: drm/nouveau/kms/nv50-: 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 (3)

Core 3

Core References

Patch

https://git.kernel.org/stable/c/65fff0a8efcdca8d84ffe3e23057c3b32403482d

Patch

https://git.kernel.org/stable/c/0b4e9fc14973a94ac0520f19b3633493ae13c912

Patch

https://git.kernel.org/stable/c/0b3d4945cc7e7ea1acd52cb06dfa83bfe265b6d5

Scores

CVSS v3 5.5

EPSS 0.0022

EPSS Percentile 12.6%

Attack Vector LOCAL

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-401

Status published

Products (10)

Linux/Linux < 5.9

Linux/Linux 12885ecbfe62df4358d452080d3b8feef54ec8cb - 0b3d4945cc7e7ea1acd52cb06dfa83bfe265b6d5

Linux/Linux 12885ecbfe62df4358d452080d3b8feef54ec8cb - 0b4e9fc14973a94ac0520f19b3633493ae13c912

Linux/Linux 12885ecbfe62df4358d452080d3b8feef54ec8cb - 65fff0a8efcdca8d84ffe3e23057c3b32403482d

Linux/Linux 5.10.73 - 5.10.*

Linux/Linux 5.14.12 - 5.14.*

Linux/Linux 5.15

Linux/Linux 5.9

linux/linux_kernel 5.15 rc1 (4 CPE variants)

linux/linux_kernel 5.9 - 5.10.73

Published May 21, 2024

Tracked Since Feb 18, 2026