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Medium severity5.5NVD Advisory· Published May 1, 2025· Updated Jun 17, 2026

CVE-2022-49831

CVE-2022-49831

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.

Affected products

8
  • Linux/Kernel7 versions
    cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*+ 6 more
    • cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*range: <5.15.79
    • 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:*:*:*:*:*:*
    • (no CPE)
    • (no CPE)range: 5.12
  • osv-coords
    pkg:linux/kernel
    Range: >= 5.12.0, < 5.15.79

Patches

Vulnerability mechanics

References

3

News mentions

0

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