CVE-2023-4394

MEDIUM

Linux Kernel - Use-After-Free in btrfs_get_dev_args_from_path

Title source: llm
STIX 2.1

Description

A use-after-free flaw was found in btrfs_get_dev_args_from_path in fs/btrfs/volumes.c in btrfs file-system in the Linux Kernel. This flaw allows a local attacker with special privileges to cause a system crash or leak internal kernel information

References (3)

Core 3
Core References
Issue Tracking, Third Party Advisory vdb-entry x_refsource_redhat
https://access.redhat.com/security/cve/CVE-2023-4394
Issue Tracking, Patch, Third Party Advisory issue-tracking x_refsource_redhat
https://bugzilla.redhat.com/show_bug.cgi?id=2219263

Scores

CVSS v3 6.7
EPSS 0.0021
EPSS Percentile 10.8%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-400 CWE-416
Status published
Products (2)
linux/linux_kernel 6.0 rc1 (2 CPE variants)
linux/linux_kernel < 6.0
Published Aug 17, 2023
Tracked Since Feb 18, 2026