CVE-2022-49184

MEDIUM EPSS 14.9%
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: net: sparx5: switchdev: fix possible NULL pointer dereference As the possible failure of the allocation, devm_kzalloc() may return NULL pointer. Therefore, it should be better to check the 'db' in order to prevent the dereference of NULL pointer.

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
14.9% 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  –  <5.15.33
linuxlinux_kernel*≥5.16  –  <5.16.19
linuxlinux_kernel*≥5.17  –  <5.17.2

References 4

  • git.kernel.org https://git.kernel.org/stable/c/0906f3a3df07835e37077d8971aac65347f2ed57
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/b375ea083fa649092cd016ac1f89a2d1fd8f8e8b
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/c346791877e6ce923bb21e34b30c6f99326aa5a8
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/e7e1fff76c4c57688dc7d53a3b6212182d5628d0
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/0906f3a3df07835e37077d8971aac65347f2ed57
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/b375ea083fa649092cd016ac1f89a2d1fd8f8e8b
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/c346791877e6ce923bb21e34b30c6f99326aa5a8
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/e7e1fff76c4c57688dc7d53a3b6212182d5628d0
    Patch