CVE-2022-50321

MEDIUM EPSS 4.2%
Published Sep 15, 20259mo ago · Modified Jun 17, 20261w ago
5.5 CVSS 3.1
Medium
Find Similar
Published Sep 15, 2025 9mo ago
Last Modified Jun 17, 2026 1w ago

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.

CVSS Details

Base Score
5.5
Exploitability
1.8
Impact
3.6
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
4.2% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-401

Affected Products 7

VendorProductVersionRange
linuxlinux_kernel*≥4.13  –  <4.14.308
linuxlinux_kernel*≥4.15  –  <4.19.276
linuxlinux_kernel*≥4.20  –  <5.4.235
linuxlinux_kernel*≥5.5  –  <5.10.173
linuxlinux_kernel*≥5.11  –  <5.15.99
linuxlinux_kernel*≥5.16  –  <6.1.16
linuxlinux_kernel*≥6.2  –  <6.2.3

References 8

  • git.kernel.org https://git.kernel.org/stable/c/212fde3fe76e962598ce1d47b97cc78afdfc71b3
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/3a4d18318f473e97d628f410215b3fac32d07aed
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/4c55fdebc1c358de96bfab52ed309d58a3ba66ef
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/7f159116d620615779adbf88a5d94713702216d8
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/d869a189505224601e310c7769cb90b0e2f60b31
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/e08e6812efb6a8c676e733de0518594d1517e0d9
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/e5d01e85cf46628647cd696cb72ba4659b18967f
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/e8ef89e5b89ee041a94eecfb6c31fcc237f9168c
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/212fde3fe76e962598ce1d47b97cc78afdfc71b3
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/3a4d18318f473e97d628f410215b3fac32d07aed
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/4c55fdebc1c358de96bfab52ed309d58a3ba66ef
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/7f159116d620615779adbf88a5d94713702216d8
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/d869a189505224601e310c7769cb90b0e2f60b31
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/e08e6812efb6a8c676e733de0518594d1517e0d9
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/e5d01e85cf46628647cd696cb72ba4659b18967f
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/e8ef89e5b89ee041a94eecfb6c31fcc237f9168c
    Patch