CVE Database›CVE-2024-46751

CVE-2024-46751

kernel: btrfs: don't BUG_ON() when 0 reference count at btrfs_lookup_extent_info()

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Severity

Moderate

Red Hat Product Security

5.5

CVSS 3.1

Review impact separately from score.

Published · September 18, 2024

Updated · September 13, 2026

Description

A flaw was found in the Linux kernel's Btrfs filesystem. A local user could trigger a zero reference count in the btrfs_lookup_extent_info() function, which would lead to a system crash. This vulnerability could result in a Denial of Service (DoS) for the affected system.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability.

CVSS / CWE

CVSS 3.1 · 5.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CWE-617 · Reachable Assertion