CVE-2022-50181

MEDIUM EPSS 10.3%
Published Jun 18, 20251y ago · Modified Jun 17, 20262w ago
5.5 CVSS 3.1
Medium
Find Similar
Published Jun 18, 2025 1y ago
Last Modified Jun 17, 2026 2w ago

Description

In the Linux kernel, the following vulnerability has been resolved: virtio-gpu: fix a missing check to avoid NULL dereference 'cache_ent' could be set NULL inside virtio_gpu_cmd_get_capset() and it will lead to a NULL dereference by a lately use of it (i.e., ptr = cache_ent->caps_cache). Fix it with a NULL check. [ kraxel: minor codestyle fixup ]

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
10.3% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-476 NULL Pointer Dereference Memory Safety

Affected Products 4

VendorProductVersionRange
linuxlinux_kernel*≥4.4  –  <5.10.137
linuxlinux_kernel*≥5.11  –  <5.15.61
linuxlinux_kernel*≥5.16  –  <5.18.18
linuxlinux_kernel*≥5.19  –  <5.19.2

References 5

  • git.kernel.org https://git.kernel.org/stable/c/259773fc874258606c0121767a4a27466ff337eb
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/367882a5a9448b5e1ba756125308092d614cb96c
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/39caef09666c1d8274abf9472c72bcac236dc5fb
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/adbdd21983fa292e53aec3eab97306b2961ea887
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/bd63f11f4c3c46afec07d821f74736161ff6e526
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/259773fc874258606c0121767a4a27466ff337eb
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/367882a5a9448b5e1ba756125308092d614cb96c
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/39caef09666c1d8274abf9472c72bcac236dc5fb
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/adbdd21983fa292e53aec3eab97306b2961ea887
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/bd63f11f4c3c46afec07d821f74736161ff6e526
    Patch