CVE-2023-54080

CVE-2023-54080 affects the Linux kernel in the btrfs zoned relocation path. When relocating and the corresponding region has no checksum, btrfs_finish_ordered_zoned() may reference an invalid checksum item, causing ordered_extent’s logical address to become invalid and later trigger a NULL pointe...

CVE-2023-54080 btrfs: zoned: skip splitting and logical rewriting on pre-alloc write

In the Linux kernel, the following vulnerability has been resolved: btrfs: zoned: skip splitting and logical rewriting on pre-alloc write When doing a relocation, there is a chance that at the time of btrfsrelocclonecsums, there is no checksum for the corresponding region. In this case,...