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Case File

CVE-2023-4389

HIGH · CVSS 7 EPSS 0.25%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2023-08-16 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 7.0. It affects Linux.

CVE
CVE-2023-4389
Severity
HIGH
CVSS
7
EPSS
0.25%
Linux

Original NVD Description

A flaw was found in btrfs_get_root_ref in fs/btrfs/disk-io.c in the btrfs filesystem in the Linux Kernel due to a double decrement of the reference count. This issue may allow a local attacker with user privilege to crash the system or may lead to leaked internal kernel information.

Related CVEs

Other vulnerabilities affecting the same vendor(s)