SUSE CVE-2026-90277

In the Linux kernel, the following vulnerability has been resolved: md/md-llbitmap: prevent create failure bitmap UAF llbitmapcreate publishes mddev-bitmap before reading the bitmap superblock. This is needed because llbitmapreadsb can initialize a new bitmap and flush it through helpers that use...

SUSE CVE-2026-90276

In the Linux kernel, the following vulnerability has been resolved: md/md-llbitmap: stop daemon timer rearm on destroy llbitmapdestroy deletes pendingtimer before flushing mdllbitmapiowq. However, daemonwork can still be queued or running after the timer has been deleted, and the daemon path can...

EUVD-2026-81870

In the Linux kernel, the following vulnerability has been resolved: md/md-llbitmap: prevent create failure bitmap UAF llbitmapcreate publishes mddev-bitmap before reading the bitmap superblock. This is needed because llbitmapreadsb can initialize a new bitmap and flush it through helpers that use...

EUVD-2026-81869

In the Linux kernel, the following vulnerability has been resolved: md/md-llbitmap: stop daemon timer rearm on destroy llbitmapdestroy deletes pendingtimer before flushing mdllbitmapiowq. However, daemonwork can still be queued or running after the timer has been deleted, and the daemon path can...

PT-2026-94624

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the md/md-llbitmap component where the llbitmap destroy function deletes the pending timer before flushing the md llbitmap io wq workqueue. Because daemon work may sti...

PT-2026-94625

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A Use-After-Free UAF issue exists in the md/md-llbitmap component. The llbitmap create function publishes mddev-bitmap before reading the bitmap superblock. If the llbitmap read sb...

CVE-2026-90277: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: md/md-llbitmap: prevent create failure bitmap UAF llbitmapcreate publishes mddev-bitmap before reading the bitmap superblock. This is needed because llbitmapreadsb can initialize a new bitmap and flush it through helpers that use...

CVE-2026-90276: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: md/md-llbitmap: stop daemon timer rearm on destroy llbitmapdestroy deletes pendingtimer before flushing mdllbitmapiowq. However, daemonwork can still be queued or running after the timer has been deleted, and the daemon path can...

CVE-2026-46045: Out-of-bounds Write

In the Linux kernel, the following vulnerability has been resolved: md/md-llbitmap: skip reading rdevs that are not insync When reading bitmap pages from member disks, the code iterates through all rdevs and attempts to read from the first available one. However, it only checks for raiddisk...

CVE-2026-46095: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: md/md-llbitmap: raise barrier before state machine transition Move the barrier raise operation before calling llbitmapstatemachine in both llbitmapstartwrite and llbitmapstartdiscard. This ensures the barrier is in place before a...

CVE-2026-45955: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: md/md-llbitmap: fix percpuref not resurrected on suspend timeout When llbitmapsuspendtimeout times out waiting for percpuref to become zero, it returns -ETIMEDOUT without resurrecting the percpuref. The caller mdllbitmapdaemonfn...