> CVE-2023-54214

« BACK_TO_HOME
PUBLISHED
2025-12-30 13:16
MODIFIED
2025-12-30 13:16
EPSS (Prob. Exploit)
0.30%
Top 77.1%
DATA SOURCES:
NVD 🔗 2025-12-30 RED HAT 🔗 2026-01-04 CVE PROJECT 🔗 2026-01-19 FIRST EPSS 🔗 2026-11-08 OSV 🔗 2026-11-08

> DESCRIPTION

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix potential user-after-free This fixes all instances of which requires to allocate a buffer calling alloc_skb which may release the chan lock and reacquire later which makes it possible that the chan is disconnected in the meantime.

> AFFECTED_PRODUCTS

Red Hat - Red Hat Enterprise Linux 9
Version: 5.14.0

> RED HAT SECURITY ADVISORIES

Red Hat Security Advisory: kernel security, bug fix, and enhancement update
An update for kernel is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (C...
Red Hat Security Advisory: kernel-rt security, bug fix, and enhancement update
An update for kernel-rt is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System...

> RED HAT SEVERITY ASSESSMENT

THREAT SEVERITY
Moderate

> OSV (GOOGLE OPEN SOURCE VULNERABILITIES)

Bluetooth: L2CAP: Fix potential user-after-free

AFFECTED PACKAGES:
Unknown / Unknown
Linux / Kernel

> HISTORIQUE DES MODIFICATIONS

Première apparition
30/12/2025 13:16
Source: NVD
📊 ENRICHISSEMENT 19/01/2026 17:38
CVEPROJECT
Champ modifié: CVE Project
Ancienne valeur:
Non
Nouvelle valeur:
Oui
📊 ENRICHISSEMENT 04/01/2026 04:01
REDHAT
Champ modifié: Sévérité Red Hat
Ancienne valeur:
N/A
Nouvelle valeur:
{ "threat_severity": "Moderate", "severity_scale": null }
📊 ENRICHISSEMENT 04/01/2026 04:01
REDHAT
Champ modifié: Red Hat
Ancienne valeur:
Non
Nouvelle valeur:
Oui
Total des modifications: 3 Dernière mise à jour: 9 months ago

> REFERENCES

https://git.kernel.org/stable/c/31a288a4df7f6a28e65da22a4ab2add4a963738e
https://git.kernel.org/stable/c/60aaccf16d1e099c16bebfb96428ae762cb528f7
https://git.kernel.org/stable/c/64e28ecf44e46de9f01915a4146706a21c3469d2
https://git.kernel.org/stable/c/994e3e18908f5c4a12d07b44018e6aa85f071048
https://git.kernel.org/stable/c/a6a7d1541fefddf7ca0cfb34c1bff63ff809cc49
https://git.kernel.org/stable/c/b2fde8cb2a25125111f2144604e0e7c0ebcc4bba
https://git.kernel.org/stable/c/b8ed41cc04fb74005aa51d17865ca3d022760335
https://git.kernel.org/stable/c/df5703348813235874d851934e957c3723d71644
« BACK_TO_HOME