CVE-2022-49485

MEDIUM EPSS 15.8%
Published Feb 26, 20251y ago · Modified Jun 17, 20261w ago
5.5 CVSS 3.1
Medium
Find Similar
Published Feb 26, 2025 1y ago
Last Modified Jun 17, 2026 1w ago

Description

In the Linux kernel, the following vulnerability has been resolved: drm/v3d: Fix null pointer dereference of pointer perfmon In the unlikely event that pointer perfmon is null the WARN_ON return path occurs after the pointer has already been deferenced. Fix this by only dereferencing perfmon after it has been null checked.

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
15.8% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-476 NULL Pointer Dereference Memory Safety

Affected Products 3

VendorProductVersionRange
linuxlinux_kernel*≥5.15  –  <5.15.46
linuxlinux_kernel*≥5.16  –  <5.17.14
linuxlinux_kernel*≥5.18  –  <5.18.3

References 4

  • git.kernel.org https://git.kernel.org/stable/c/1df8f8901babcc8c8eea2c067179e455b5c828fd
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/3b72deb784a7d4ae8519a5c584cd87c4b57aa6c8
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/4be045434923e549a50846a066a04b7b6c1d6d33
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/ce7a1ecf3f9f1fccaf67295307614511d8e11b13
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/1df8f8901babcc8c8eea2c067179e455b5c828fd
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/3b72deb784a7d4ae8519a5c584cd87c4b57aa6c8
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/4be045434923e549a50846a066a04b7b6c1d6d33
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/ce7a1ecf3f9f1fccaf67295307614511d8e11b13
    Patch