PT-2026-94583

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the sunrpc xprtsock component where shared socket callbacks are handled using plain stores and loads. Specifically, when SUNRPC manages AF LOCAL, UDP, or TCP sockets a...

PT-2026-94977

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the Linux kernel regarding the ordering of reference and unreference operations within the perf/x86/intel/uncore component. In the uncore event cpu online function,...

CVE-2026-90326: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: fix race between policy activation and blkg destruction When switching an IO scheduler on a block device, blkcgactivatepolicy allocates blkgpolicydata pd for all blkgs attached to the queue. However, blkcgactivatepoli...

CVE-2026-90206: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: nvmet: fix maxqid race between configfs and controller allocation The function nvmetsubsysattrqidmaxstore can race against nvmetallocctrl when a subsystem's maxqid limit is modified. Suppose maxqid is currently 64. If...

CVE-2026-93204: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: batman-adv: dat: atomically update mac addresses When a MAC address is updated in batadvdatentryadd, it is done using a simple copy function. A parallel reader might only see parts of this update. In worst case, the reader is...

PT-2026-94719

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A race condition exists in the mt76 wifi driver during the recycling of RXDMAD C buffers. These buffers originate from RRO data queues' page pools and are bound to a different NAPI New...

PT-2026-94432

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A race condition exists between the workqueue and netdev during the probe and remove processes in the octeontx2-vf driver. This occurs because the VF workqueue is not initialized before...

PT-2026-94454

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the bridge network component regarding the ARP/ND proxy. The system reads the neighbor hardware address directly, which can lead to torn or partial reads if the neighb...

PT-2026-94650

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A race condition exists in the OCFS2 heartbeat and o2net teardown process. When a local-node teardown occurs via o2net stop listening, heartbeat callbacks may remain registered. If a...

CVE-2026-90373: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7915: clear wcid mask under mutex after RCU pointer clear mt7915removeinterface cleared the wcid mask bit with no lock held and before clearing the RCU wcid pointer. The mask is a non-atomic RMW shared with the...

PT-2026-94439

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A race condition exists in the Bluetooth L2CAP implementation. For L2CAP sockets that do not own sk-sk socket, a lockless read of l2cap pisk-chan within the l2cap sock cleanup listen...

CVE-2026-90091: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: fix race l2capsockcleanuplisten vs. putchan For L2CAP sockets without owning sk-sksocket, reading l2cappisk-chan may race against concurrent l2capsockkill - l2capsockputchan. This excludes simultaneous protoops...

PT-2026-94440

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A Use-After-Free UAF issue exists in the Bluetooth L2CAP implementation. The problem occurs because a new socket may be added to the parent socket accept queue after the l2cap sock clean...

PT-2026-94405

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A slab-use-after-free read occurs in the slip receive buf function during a race condition with tty hangup. The tty ldisc hangup function calls ld-ops-hangup while holding only a read lo...

CVE-2026-90393: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix potential UAF in bpfnetnslinkupdateprog In bpfnetnslinkupdateprog, the checks for oldprog and prog type are currently performed locklessly before acquiring netnsbpfmutex. This creates a race condition that can lead to a...

Unbreakable Enterprise kernel security update

6.12.0-206.104.4.4 - net: tun: bound receive headroom Asim Viladi Oglu Manizada Orabug: 40035126 CVE-2026-81000 - xfrm: ah6: validate routing header segmentsleft Asim Viladi Oglu Manizada Orabug: 40035125 CVE-2026-80844 - RDMA/nldev: Fix locking when accessing mr-pd Jason Gunthorpe Orabug: 400289...

PT-2026-94809

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A race condition exists in the ext4 file system when handling Direct I/O DIO writes to holes on no-extent inodes. When a DIO write fails and falls back to buffered I/O, an unprotected...

PT-2026-94795

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the exfat file system where a race condition occurs when a shared writable mapping has its valid size extended via a buffered write or a page fault. In this scenario,...

CVE-2026-90264: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: btrfs: always wait for ordered extents to avoid OE races BUG Syzbot reported a bug that there can be conflicting OEs for the same range: BTRFS critical device loop4: panic in insertorderedextent:264: overlapping ordered extents,...

PT-2026-94612

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A race condition exists in the Btrfs file system of the Linux kernel. When a direct IO operation finishes short, the system reverts the isize to its original value to ensure append write...