CVE Database›CVE-2024-46687

CVE-2024-46687

kernel: btrfs: fix a use-after-free when hitting errors inside btrfs_submit_chunk()

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Severity

Moderate

Red Hat Product Security

7.8

CVSS 3.1

Review impact separately from score.

Published · September 13, 2024

Updated · September 13, 2026

Description

A flaw was found in the Linux kernel's btrfs filesystem. A local attacker with low privileges could exploit a use-after-free vulnerability when the btrfs_submit_chunk() function encounters errors during I/O operations. This double-freeing issue can lead to memory corruption, potentially allowing the attacker to achieve privilege escalation or cause a denial of service.

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

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 7.8
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CWE-416 · Use After Free