Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2022-48663

17
FAUCET Score

CVE-2022-48663 is a NULL pointer dereference vulnerability in the Linux kernel's GPIO mockup driver, specifically affecting Linux and Linux_Kernel products. This medium-severity vulnerability (CVSS 5.5) can lead to a denial of service (A:H) due to improper handling of debugfs removal during driver unbinding, requiring local access (AV:L, PR:L) with low attack complexity (AC:L). There is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
>= 5.10.144, < 5.10.146CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
>= 5.15.69, < 5.15.71CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
>= 5.19.10, < 5.19.12CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
>= 5.10.144, < 5.10.146CPE match
cpe:2.3:a:linux:linux_kernel:*:*:*:*:*:*:*:*
>= 5.15.69, < 5.15.71CPE match
cpe:2.3:a:linux:linux_kernel:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

5.5MEDIUM

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 Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
1.8
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.23%
Probability of exploitation in next 30 days
EPSS Percentile
13.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0023 is in the 60th percentile among its peer group of 15,940 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Advisories (1)

redhatCVE-2022-48663Low

kernel: gpio: mockup: fix NULL pointer dereference when removing debugfs

Apr 28, 2024

References

git.kernel.org / stable/c/18352095a0d581f6aeb1e9fc9d68cc0152cd64b4
Patch
git.kernel.org / stable/c/af0bfabf06c74c260265c30ba81a34e7dec0e881
Patch
git.kernel.org / stable/c/b7df41a6f79dfb18ba2203f8c5f0e9c0b9b57f68
Patch
git.kernel.org / stable/c/bdea98b98f844bd8a983ca880893e509a8b4162f
Patch