CVE-2022-49833
Medium
Description
In the Linux kernel, the following vulnerability has been resolved: btrfs: zoned: clone zoned device info when cloning a device When cloning a btrfs_device, we're not cloning the associated btrfs_zoned_device_info structure of the device in case of a zoned filesystem. Later on this leads to a NULL pointer dereference when accessing the device's zone_info for instance when setting a zone as active. This was uncovered by fstests' testcase btrfs/161.
SeverityMedium
CVSS5.5
Exploit probability—
Product
Linux Kernel
PublishedMay 1, 2025
First seenMay 1, 2025
How to fix
Update
- linux linux_kernel6.0.9 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | 5.11 ≤ v < 6.0.9, 6.1 | 6.0.9 |
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