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-2022-50233

20
FAUCET Score

CVE-2022-50233 is a vulnerability in the Linux kernel's Bluetooth Extended Inquiry Response (EIR) handling, specifically affecting the use of strlen with dev_name and short_name fields. These fields are not guaranteed to be NULL-terminated, leading to potential buffer over-reads. Rated as Medium severity (CVSS 5.5), this local vulnerability (AV:L) requires low privileges (PR:L) and could result in a denial of service (A:H). There is currently no known active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
>= 4.14, < 6.0CPE matchmatch criteria
cpe:2.3:o: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
0.13%
Probability of exploitation in next 30 days
EPSS Percentile
3.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0013 is in the 20th 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 Patches (6)

redhatno patchvia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: kernel-rt
redhatno patchvia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: kernel
redhatno patchvia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: kernel-rt
redhatno patchvia redhat_api
Product: Red Hat Enterprise Linux 9Fixed in: kernel
redhatno patchvia redhat_api
Product: Red Hat Enterprise Linux 9Fixed in: kernel-rt
redhatno patchvia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: kernel

Vendor Advisories (2)

microsoft2025-Aug/CVE-2022-50233Moderate

Bluetooth: eir: Fix using strlen with hdev->{dev_name,short_name}

Aug 12, 2025
redhatCVE-2022-50233Moderate

kernel: Bluetooth: eir: Fix using strlen with hdev->{dev_name,short_name}

Aug 9, 2025

References

git.kernel.org / stable/c/dd7b8cdde098cf9f7c8de409b5b7bbb98f97be80
Patch