Vulnerability 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.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | < 5.15.79 |
Related Weaknesses (CWE)
References
- https://git.kernel.org/stable/c/544f38a738343d7e75f104e5e9d1ade58d8b71bdPatch
- https://git.kernel.org/stable/c/91c38504e589dadbcde47b1cacdfc5b684154d44Patch
- https://git.kernel.org/stable/c/a8d1b1647bf8244a5f270538e9e636e2657fffa3Patch
FAQ
What is CVE-2022-49831?
CVE-2022-49831 is a vulnerability with a CVSS score of 5.5 (MEDIUM). 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 initializ...
How severe is CVE-2022-49831?
CVE-2022-49831 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2022-49831?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.