CVE-2021-47320

MEDIUM

Linux Kernel < 4.4.276 - Memory Leak

Title source: rule

Description

In the Linux kernel, the following vulnerability has been resolved: nfs: fix acl memory leak of posix_acl_create() When looking into another nfs xfstests report, I found acl and default_acl in nfs3_proc_create() and nfs3_proc_mknod() error paths are possibly leaked. Fix them in advance.

References (9)

[Patch] https://git.kernel.org/stable/c/0704f617040c397ae73c1f88f3956787ec5d6529

[Patch] https://git.kernel.org/stable/c/1fcb6fcd74a222d9ead54d405842fc763bb86262

[Patch] https://git.kernel.org/stable/c/2e3960f276b4574a9bb0dfa31a7497302f6363b2

[Patch] https://git.kernel.org/stable/c/4b515308ab875c7e8ada8e606fe0c64762da5ed4

[Patch] https://git.kernel.org/stable/c/687cf32865b2d6960214bce523f2afac58dd3cd2

[Patch] https://git.kernel.org/stable/c/8a2b308a54c5ec224fedc753617f99b29ffcd883

[Patch] https://git.kernel.org/stable/c/c8fc86e9df6a6a03f5a8e15a3b7a5c75fd05aa38

[Patch] https://git.kernel.org/stable/c/cef9d9acb7c80ed6bace894b6334557fd493863b

[Patch] https://git.kernel.org/stable/c/d0b32dc1409f7e65e4fcc34e236462268e69a357

Scores

CVSS v3 5.5

EPSS 0.0001

EPSS Percentile 0.6%

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 (1)

linux/linux_kernel < 4.4.276

Timeline

Published May 21, 2024

Tracked Since Feb 18, 2026