SUSE CVE-2026-90260

In the Linux kernel, the following vulnerability has been resolved: btrfs: zoned: don't clobber the extent buffer when zeroing it out On a zoned filesystem a freed-but-still-dirty tree block is written out as zeros EXTENTBUFFERZONEDZEROOUT only to keep the zone write pointer advancing...

CVE-2026-90260

CVE-2026-90260 is a btrfs zoned filesystem vulnerability in the Linux kernel . The root cause is that btree_csum_one_bio() memzeroed the extent buffer's own folios before submission to advance the zone write pointer, destroying in-memory data while it was still referenced. When btrfs_free_tree_bl...

CVE-2024-44963: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: btrfs: do not BUGON when freeing tree block after error When freeing a tree block, at btrfsfreetreeblock, if we fail to create a delayed reference we don't deal with the error and just do a BUGON. The error most likely to happen ...