PT-2026-90118

In the Linux kernel, the following vulnerability has been resolved: NTB: ntb transport: Fail TX enqueue when the QP link is down Commit f195a1a6fe41 "ntb: Drop packets when qp link is down" meant to make ntb transport tx enqueue drop packets submitted while the QP link is down, but it only return...

PT-2026-90452

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: u audio: Fix use-after-free on sound card disconnect g audio cleanup invokes snd card free when closed to initiate sound card teardown and immediately frees the underlying struct snd uac chip context. However, snd ca...

PT-2026-90183

In the Linux kernel, the following vulnerability has been resolved: power: supply: qcom battmgr: fix use-after-free qcom battmgr pdr notify queues enable work when the PMIC GLINK service comes up, and the worker recovers battmgr through container of to issue firmware requests. The PMIC GLINK clie...

PT-2026-90189

In the Linux kernel, the following vulnerability has been resolved: power: supply: bq25890: Fix power supply reference leak bq25890 fw probe acquires a reference to a secondary charger using power supply get by name, but the reference is not released on later probe failures or on driver detach. I...

PT-2026-90425

In the Linux kernel, the following vulnerability has been resolved: lockd, nfsd: RCU-protect nlmsvc ops dispatch nlmsvc ops is published by nfsd lockd init and cleared by nfsd lockd shutdown with plain stores, while lockd dereferences it unguarded from dispatch sites in fs/lockd/svcsubs.c. The...

PT-2026-90435

In the Linux kernel, the following vulnerability has been resolved: zram: fix out-of-bounds access in read block state read block state calculates nr pages before taking dev lock. If the device is reset and reinitialized with a smaller disksize before lock acquisition, nr pages still describes th...

PT-2026-90442

In the Linux kernel, the following vulnerability has been resolved: lib/ucs2 string.c: fix out-of-bounds read in ucs2 strnlen Patch series "lib/ucs2 string.c: fix out-of-bounds read in ucs2 strnlen", v2. This series fixes an off-by-one out-of-bounds read in ucs2 strnlen. The first patch is the re...

PT-2026-90472

In the Linux kernel, the following vulnerability has been resolved: mm/migrate: report RCU-tasks quiescent states in migrate pages batch migrate pages batch unmaps each folio before moving it, and every unmap runs the mmu notifier invalidate callbacks. On KVM hosts try to migrate ends up in kvm m...

PT-2026-90486

In the Linux kernel, the following vulnerability has been resolved: iomap: don't free integrity payload that doesn't exist fs bio integrity alloc might not allocate a bio integrity payload if PI verification is disabled on the block device. Check for that case before calling fs bio integrity free...

PT-2026-90443

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: GICv2: Don't WARN on out-of-range GICV DIR INTID vgic v2 deactivate passes the INTID a guest wrote to GICV DIR straight to vgic get vcpu irq, and treats a failed lookup as a "can't happen" condition with WARN ON ONCE...

PT-2026-90485

In the Linux kernel, the following vulnerability has been resolved: clocksource/drivers/nxp-pit: Fix IRQ leak on cpuhp setup state error path When cpuhp setup state fails after pit clockevent per cpu init has successfully called request irq, the error handling jumps directly to out pit clocksourc...

PT-2026-90463

In the Linux kernel, the following vulnerability has been resolved: tracing: Fix use-after-free in trace pipe read on sub-buffer order change Writing to buffer subbuf size kb calls ring buffer subbuf order set, which frees every sub-buffer of the ring buffer, including the reader page, and replac...

PT-2026-90482

In the Linux kernel, the following vulnerability has been resolved: pidfd: hold exec update lock around namespace ioctl The PIDFD GET NAMESPACE ioctls in pidfd ioctl perform a filesystem credentials ptrace access check before handing out a namespace file descriptor. The accompanying comment state...

PT-2026-90231

In the Linux kernel, the following vulnerability has been resolved: scsi: core: Fill in DMA padding bytes in scsi alloc sgtables During fuzz testing, the following issue was discovered: BUG: KMSAN: uninit-value in dma map sg attrs+0x217/0x310 dma map sg attrs+0x217/0x310 dma map sg attrs+0x4a/0x7...

PT-2026-90199

In the Linux kernel, the following vulnerability has been resolved: nvme: zero the discard fallback page nvme setup discard always maps sizeofstruct nvme dsm range NVME DSM MAX RANGES = 4096 bytes as the DSM payload however many ranges the command declares, because some devices ignore the 'Number...

PT-2026-90211

In the Linux kernel, the following vulnerability has been resolved: ocfs2: bound namelen in dlm migrate request handler Patch series "ocfs2/dlm: bound peer-controlled lengths in the o2dlm". The o2dlm receive handlers trust u8 length and count fields from the wire without bounding them, so a node ...

PT-2026-90464

In the Linux kernel, the following vulnerability has been resolved: tracing: Fix retry exhaustion in simple ring buffer reader swap simple ring buffer swap reader page starts with retry set to 8 and post-decrements it only after a failed link replacement. On the final attempt, a successful...

PT-2026-90488

In the Linux kernel, the following vulnerability has been resolved: btrfs: write-protect folios during data writeback commit 095be159f3eb "btrfs: unify folio dirty flag clearing" replaced the folio clear dirty for io call in extent write cache pages with a plain folio test dirty check. Besides...

PT-2026-90451

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: midi2: remove default configfs groups on teardown f midi2 alloc inst creates default configfs child groups for the default endpoint and default block using configfs add default group, setting their internal refcount ...

PT-2026-90268

In the Linux kernel, the following vulnerability has been resolved: params: fix charp corruption on allocation failure param set charp stores charp parameters in allocated memory after slab is available, and releases the previous value when the parameter is updated. The previous value is released...