CVE-2022-49491

MEDIUM EPSS 16.5%
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/rockchip: vop: fix possible null-ptr-deref in vop_bind() It will cause null-ptr-deref in resource_size(), if platform_get_resource() returns NULL, move calling resource_size() after devm_ioremap_resource() that will check 'res' to avoid null-ptr-deref.

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
16.5% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-476 NULL Pointer Dereference Memory Safety

Affected Products 8

VendorProductVersionRange
linuxlinux_kernel*≥3.19  –  <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/3451852312303d54a003c73bd0ae39cebb960bd5
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/452922955df215a417c80d09dab72bbc667a1861
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/6ff986e057bf28e2f7690dad410768b2270f9453
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/769c53bb6116d0eaec0f1fe4ec4b27a74465cad1
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/a9b4599665e437de8a1152799c34841b799a2e1c
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/b54926bd558d97c888c3d2d87886f3c159d3254a
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/ecfa52654d0c9c333c1fe1611f47105f6bce9591
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/f8c242908ad15bbd604d3bcb54961b7d454c43f8
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/fcd6a886443730c39170b8383411e52118aec0a3
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/3451852312303d54a003c73bd0ae39cebb960bd5
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/452922955df215a417c80d09dab72bbc667a1861
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/6ff986e057bf28e2f7690dad410768b2270f9453
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/769c53bb6116d0eaec0f1fe4ec4b27a74465cad1
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/a9b4599665e437de8a1152799c34841b799a2e1c
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/b54926bd558d97c888c3d2d87886f3c159d3254a
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/ecfa52654d0c9c333c1fe1611f47105f6bce9591
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/f8c242908ad15bbd604d3bcb54961b7d454c43f8
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/fcd6a886443730c39170b8383411e52118aec0a3
    Patch