Description
A vulnerability was found in btrfs_alloc_tree_b in fs/btrfs/extent-tree.c in the Linux kernel due to an improper lock operation in btrfs. In this flaw, a user with a local privilege may cause a denial of service (DOS) due to a deadlock problem.
Published: 2022-03-23
Score: 5.5 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories
Source ID Title
Debian DLA Debian DLA DLA-3065-1 linux security update
EUVD EUVD EUVD-2021-34017 A vulnerability was found in btrfs_alloc_tree_b in fs/btrfs/extent-tree.c in the Linux kernel due to an improper lock operation in btrfs. In this flaw, a user with a local privilege may cause a denial of service (DOS) due to a deadlock problem.
Ubuntu USN Ubuntu USN USN-5466-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-6001-1 Linux kernel (AWS) vulnerabilities
Ubuntu USN Ubuntu USN USN-6013-1 Linux kernel (AWS) vulnerabilities
Ubuntu USN Ubuntu USN USN-6014-1 Linux kernel vulnerabilities
History

No history.

Subscriptions

Debian Debian Linux
Linux Linux Kernel
cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2024-08-03T17:16:04.260Z

Reserved: 2021-12-21T00:00:00.000Z

Link: CVE-2021-4149

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2022-03-23T20:15:09.997

Modified: 2024-11-21T06:37:00.480

Link: CVE-2021-4149

cve-icon Redhat

Severity : Moderate

Publid Date: 2021-10-18T00:00:00Z

Links: CVE-2021-4149 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses