CVE-2026-43121

In the Linux kernel, the following vulnerability has been resolved: iouring/zcrx: fix userref race between scrub and refill paths The iozcrxputniovuref function uses a non-atomic check-then-decrement pattern atomicread followed by separate atomicdec to manipulate userrefs. This is serialized...

SUSE CVE-2025-40348

In the Linux kernel, the following vulnerability has been resolved: slab: Avoid race on slab-objexts in allocslabobjexts If two competing threads enter allocslabobjexts and one of them fails to allocate the object extension vector, it might override the valid slab-objexts allocated by the other...

EUVD-2025-203639

In the Linux kernel, the following vulnerability has been resolved: slab: Avoid race on slab-objexts in allocslabobjexts If two competing threads enter allocslabobjexts and one of them fails to allocate the object extension vector, it might override the valid slab-objexts allocated by the other...

SUSE CVE-2022-49562

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Use trycmpxchguser to update guest PTE A/D bits Use the recently introduced trycmpxchguser to update guest PTE A/D bits instead of mapping the PTE into kernel address space. The VMPFNMAP path is broken as it assumes tha...

PT-2021-8278 · Linux +2 · Linux Kernel +2

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: The issue is related to the locking mechanism in the Linux kernel, specifically in the queued write lock slowpath function. A reader can acquire the lock without holding the wait lock,...