CVE-2022-49544

MEDIUM EPSS 15.3%
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: ipw2x00: Fix potential NULL dereference in libipw_xmit() crypt and crypt->ops could be null, so we need to checking null before dereference

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
15.3% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-476 NULL Pointer Dereference Memory Safety

Affected Products 8

VendorProductVersionRange
linuxlinux_kernel* <4.9.318
linuxlinux_kernel*≥4.10  –  <4.14.283
linuxlinux_kernel*≥4.15  –  <4.19.247
linuxlinux_kernel*≥4.20  –  <5.4.198
linuxlinux_kernel*≥5.5  –  <5.10.121
linuxlinux_kernel*≥5.11  –  <5.15.46
linuxlinux_kernel*≥5.16  –  <5.17.14
linuxlinux_kernel*≥5.18  –  <5.18.3

References 9

  • git.kernel.org https://git.kernel.org/stable/c/167affc11781d7d35c4c3a7630a549ac74dd0b21
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/1ff6b0727c8988f25eeb670b6c038c1120bb58dd
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/48d4a820fd33f012e5f63735a59d15b5a3882882
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/528d2023ccf4748fd542582955236c1634a7d293
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/5f7ea274e88c0eeffe6bd6dbf6cf5c479d356af6
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/8fb1b9beb085bb767ae43e441db5ac6fcd66a04d
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/98d1dc32f890642476dbb78ed3437a456bf421b0
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/b4628e0d3754ab2fc98ee6e3d21851ba45798077
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/e8366bbabe1d207cf7c5b11ae50e223ae6fc278b
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/167affc11781d7d35c4c3a7630a549ac74dd0b21
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/1ff6b0727c8988f25eeb670b6c038c1120bb58dd
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/48d4a820fd33f012e5f63735a59d15b5a3882882
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/528d2023ccf4748fd542582955236c1634a7d293
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/5f7ea274e88c0eeffe6bd6dbf6cf5c479d356af6
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/8fb1b9beb085bb767ae43e441db5ac6fcd66a04d
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/98d1dc32f890642476dbb78ed3437a456bf421b0
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/b4628e0d3754ab2fc98ee6e3d21851ba45798077
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/e8366bbabe1d207cf7c5b11ae50e223ae6fc278b
    Patch