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VULNERABILITIES

CVE-2022-49831 Details

Description

In the Linux kernel, the following vulnerability has been resolved: btrfs: zoned: initialize device's zone info for seeding When performing seeding on a zoned filesystem it is necessary to initialize each zoned device's btrfs_zoned_device_info structure, otherwise mounting the filesystem will cause a NULL pointer dereference. This was uncovered by fstests' testcase btrfs/163.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:5.5 MEDIUMVector:CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://git.kernel.org/stable/c/544f38a738343d7e75f104e5e9d1ade58d8b71bd kernel.orgPatch
https://git.kernel.org/stable/c/91c38504e589dadbcde47b1cacdfc5b684154d44 kernel.orgPatch
https://git.kernel.org/stable/c/a8d1b1647bf8244a5f270538e9e636e2657fffa3 kernel.orgPatch

Weakness Enumeration

CWE-IDCWE NameSource
CWE-476NULL Pointer Dereference[email protected]

Affected Products

ProductVersions
linux linux kernel
< 5.15.79
>= 5.16, < 6.0.9
6.1 rc1
6.1 rc2
6.1 rc3

CPE

  • cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.1:rc1:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.1:rc2:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.1:rc3:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:6.1:rc4:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

3 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2022-49831
NVD Published Date:
May 1, 2025
NVD Last Modified:
Jun 17, 2026
Source:
kernel.org
CVE-2022-49831 Details - Not Deferred