CVE-2022-49469

MEDIUM EPSS 14.8%
Published Feb 26, 20251y ago · Modified Jun 17, 20262w ago
5.5 CVSS 3.1
Medium
Find Similar
Published Feb 26, 2025 1y ago
Last Modified Jun 17, 2026 2w ago

Description

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix anon_dev leak in create_subvol() When btrfs_qgroup_inherit(), btrfs_alloc_tree_block, or btrfs_insert_root() fail in create_subvol(), we return without freeing anon_dev. Reorganize the error handling in create_subvol() to fix this.

CVSS Details

Base Score
5.5
Exploitability
1.8
Impact
3.6
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
14.8% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-401

Affected Products 2

VendorProductVersionRange
linuxlinux_kernel*≥5.8.3  –  <5.17.14
linuxlinux_kernel*≥5.18  –  <5.18.3

References 3

  • git.kernel.org https://git.kernel.org/stable/c/2256e901f5bddc56e24089c96f27b77da932dfcc
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/7a875ad8706f0903a0e812e0dd701956ee9826ff
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/d887b3de318834f9aa637ecf79c6bc66cba7c69a
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/2256e901f5bddc56e24089c96f27b77da932dfcc
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/7a875ad8706f0903a0e812e0dd701956ee9826ff
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/d887b3de318834f9aa637ecf79c6bc66cba7c69a
    Patch