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.
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
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

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

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

Link: CVE-2021-4149

cve-icon Vulnrichment

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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

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