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-2023-53153

24
FAUCET Score

CVE-2023-53153 is a use-after-free vulnerability in the Linux kernel's cfg80211 Wi-Fi subsystem, specifically affecting how WEP key information is handled during connection attempts. This flaw, rated 7.8 HIGH (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H), could allow a local attacker to achieve high confidentiality, integrity, and availability impacts by causing drivers to incorrectly detect WEP connections and access freed or reused memory. There is currently no public exploit code available (Metasploit, Nuclei, ExploitDB), and it is not listed on the CISA KEV catalog. Community discussion and media coverage for this CVE are minimal, indicating a low level of public attention.

Impacted Technologies

VendorProductVersion(s)CPE
>= 2.6.32, < 4.14.308CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
>= 4.15, < 4.19.276CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
>= 4.20, < 5.4.235CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
>= 5.5, < 5.10.173CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
>= 5.11, < 5.15.99CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.8HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.8
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.15%
Probability of exploitation in next 30 days
EPSS Percentile
4.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0015 is in the 20th percentile among its peer group of 17,070 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Patches (6)

redhatvendor investigatingvia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: kernel
redhatvendor investigatingvia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: kernel-rt
redhatvendor investigatingvia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: kernel
redhatvendor investigatingvia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: kernel-rt
redhatvendor investigatingvia redhat_api
Product: Red Hat Enterprise Linux 9Fixed in: kernel
redhatvendor investigatingvia redhat_api
Product: Red Hat Enterprise Linux 9Fixed in: kernel-rt

Vendor Advisories (1)

redhatCVE-2023-53153Low

kernel: wifi: cfg80211: Fix use after free for wext

Sep 15, 2025

References

git.kernel.org / stable/c/015b8cc5e7c4d7bb671f1984d7b7338c310b185b
Patch
git.kernel.org / stable/c/22dfb21bf1cd876616d45cda1bc6daa89eec6747
Patch
git.kernel.org / stable/c/2cfe78619b0de6d2da773978bc2d22797212eaa7
Patch
git.kernel.org / stable/c/66af4a2ab1d65d556d638cb9555a3b823c2557a9
Patch
git.kernel.org / stable/c/6f1959c17d4cb5b74af6fc31dc787e1dc3e4f6e2
Patch
git.kernel.org / stable/c/a2a92b3e9d8e03ee3f9ee407fc46a9b4bd02d8b6
Patch
git.kernel.org / stable/c/f4b6a138efb8a32507b8946104e32cb926308da7
Patch
git.kernel.org / stable/c/fd081afd21eb35b968b0330700c43ec94986e1c4
Patch