CVE-2022-50321

MEDIUM

Linux Kernel < 4.14.308 - Memory Leak

Title source: rule

Description

In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: fix potential memory leak in brcmf_netdev_start_xmit() The brcmf_netdev_start_xmit() returns NETDEV_TX_OK without freeing skb in case of pskb_expand_head() fails, add dev_kfree_skb() to fix it. Compile tested only.

References (8)

[Patch] https://git.kernel.org/stable/c/212fde3fe76e962598ce1d47b97cc78afdfc71b3

[Patch] https://git.kernel.org/stable/c/3a4d18318f473e97d628f410215b3fac32d07aed

[Patch] https://git.kernel.org/stable/c/4c55fdebc1c358de96bfab52ed309d58a3ba66ef

[Patch] https://git.kernel.org/stable/c/7f159116d620615779adbf88a5d94713702216d8

[Patch] https://git.kernel.org/stable/c/d869a189505224601e310c7769cb90b0e2f60b31

[Patch] https://git.kernel.org/stable/c/e08e6812efb6a8c676e733de0518594d1517e0d9

[Patch] https://git.kernel.org/stable/c/e5d01e85cf46628647cd696cb72ba4659b18967f

[Patch] https://git.kernel.org/stable/c/e8ef89e5b89ee041a94eecfb6c31fcc237f9168c

Scores

CVSS v3 5.5

EPSS 0.0001

EPSS Percentile 2.8%

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 (8)

linux/linux_kernel < 4.14.308

linux/Kernel < 4.14.308linux

linux/Kernel < 4.19.276linux

linux/Kernel < 5.4.235linux

linux/Kernel < 5.10.173linux

linux/Kernel < 5.15.99linux

linux/Kernel < 6.1.16linux

linux/Kernel < 6.2.3linux

Timeline

Published Sep 15, 2025

Tracked Since Feb 18, 2026