CVE-2026-98477 perf/core: Fix NULL pmu_ctx passed to pmu->sched_task()

In the Linux kernel, the following vulnerability has been resolved: perf/core: Fix NULL pmuctx passed to pmu-schedtask perfpmuschedtask returns early when cpuctx-taskctx is set, and cpc-taskepc is only non-NULL while a task context is scheduled in on this CPU. perfpmuschedtask therefore always...

CVE-2026-98477 perf/core: Fix NULL pmu_ctx passed to pmu->sched_task()

In the Linux kernel, the following vulnerability has been resolved: perf/core: Fix NULL pmuctx passed to pmu-schedtask perfpmuschedtask returns early when cpuctx-taskctx is set, and cpc-taskepc is only non-NULL while a task context is scheduled in on this CPU. perfpmuschedtask therefore always...

EUVD-2026-103716

In the Linux kernel, the following vulnerability has been resolved: s390/cio: Fix NULL pointer dereference in ccwdevicegetutilstr The channel path registry entry associated with a CHPID may be removed while the subchannel's PMCW still references that CHPID. In this case, chpidtochp can return NUL...

CVE-2026-98476

The Linux kernel contains a NULL pointer dereference vulnerability in the s390/cio component within the ccw_device_get_util_str() function. This occurs because a channel path registry entry associated with a CHPID may be removed while a subchannel's PMCW still references that CHPID, causing chpid...

CVE-2026-98476 s390/cio: Fix NULL pointer dereference in ccw_device_get_util_str()

In the Linux kernel, the following vulnerability has been resolved: s390/cio: Fix NULL pointer dereference in ccwdevicegetutilstr The channel path registry entry associated with a CHPID may be removed while the subchannel's PMCW still references that CHPID. In this case, chpidtochp can return NUL...

CVE-2026-98476 s390/cio: Fix NULL pointer dereference in ccw_device_get_util_str()

In the Linux kernel, the following vulnerability has been resolved: s390/cio: Fix NULL pointer dereference in ccwdevicegetutilstr The channel path registry entry associated with a CHPID may be removed while the subchannel's PMCW still references that CHPID. In this case, chpidtochp can return NUL...

CVE-2026-98476

In the Linux kernel, the following vulnerability has been resolved: s390/cio: Fix NULL pointer dereference in ccwdevicegetutilstr The channel path registry entry associated with a CHPID may be removed while the subchannel's PMCW still references that CHPID. In this case, chpidtochp can return NUL...

CVE-2026-98467 KVM: arm64: nv: Fix null ptr deref on nested wp/unmap, teardown race

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: nv: Fix null ptr deref on nested wp/unmap, teardown race Commit 7270cc9157f4 "KVM: arm64: nv: Handle VNCREL2 invalidation from MMU notifiers" introduced VNCREL2 invalidation in both kvmnesteds2unmap and kvmnesteds2wp...

EUVD-2026-103707

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: nv: Fix null ptr deref on nested wp/unmap, teardown race Commit 7270cc9157f4 "KVM: arm64: nv: Handle VNCREL2 invalidation from MMU notifiers" introduced VNCREL2 invalidation in both kvmnesteds2unmap and kvmnesteds2wp...

CVE-2026-98467

The Linux kernel contains a vulnerability in the KVM subsystem for arm64 architectures. A race condition occurs during the teardown of a nested guest, where the kvm->arch.mmu.pgt can be set to NULL concurrently with kvm_nested_s2_unmap() and kvm_nested_s2_wp() operations. Specifically, stage2_...

CVE-2026-98467 KVM: arm64: nv: Fix null ptr deref on nested wp/unmap, teardown race

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: nv: Fix null ptr deref on nested wp/unmap, teardown race Commit 7270cc9157f4 "KVM: arm64: nv: Handle VNCREL2 invalidation from MMU notifiers" introduced VNCREL2 invalidation in both kvmnesteds2unmap and kvmnesteds2wp...

CVE-2026-98467

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: nv: Fix null ptr deref on nested wp/unmap, teardown race Commit 7270cc9157f4 "KVM: arm64: nv: Handle VNCREL2 invalidation from MMU notifiers" introduced VNCREL2 invalidation in both kvmnesteds2unmap and kvmnesteds2wp...

SIOCtl

SIOCtl Simple IOCTL dispatcher This is a generic IOCTL "dispatcher". I made this to be used as a POC for CVE 2018-8060 and 2018-8061, but it can be used to any device, IOCTL and data, thought. Input data is a binary file, containing raw data to be used as input buffer in IO control. Output data i...

CVE-2026-98717: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: KVM: x86/mmu: Bail from shadow walks if the root is invalid or a dummy When walking shadow page tables, immediately terminate the walk if the root is a "dummy" root, i.e. a root whose top-level page table is backed by the zero...

PT-2026-116729

In the Linux kernel, the following vulnerability has been resolved: drm/xe/vm: nuke PTs only after unlinking contested VMAs In xe vm close and put, external-BO VMAs are queued on the contested list for deferred destruction via xe vma destroy unlocked. However, xe vm pt destroy was previously...

PT-2026-116741

In the Linux kernel, the following vulnerability has been resolved: drm/imagination: Propagate map failures correctly from pvr mmu map sgl Map failure from pvr mmu map sgl interface was not returned correctly to pvr mmu map interface. This resulted in pvr mmu map interface to continue instead of...

Linux Distros Unpatched Vulnerability : CVE-2026-98854

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - of/overlay: only treat a positive changeset id as registered ofoverlayfdtapply stores the idralloc return value in ovcs-id before checking it. On failure the...

Linux Distros Unpatched Vulnerability : CVE-2026-98695

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - USB: serial: fix ioctl hangup race The tty ioctls can race with hangup and end up calling into a tty driver for a device that is already gone or powered down...

Linux Distros Unpatched Vulnerability : CVE-2026-98764

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - usb: gadget: ffs: Fix NULL pointer dereference in FUNCTIONFSENDPOINTDESC When user space sets up FunctionFS with only full-speed descriptors e.g., flags =...

Linux Distros Unpatched Vulnerability : CVE-2026-98508

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - drm/virtio: fix NULL pointer dereference on fence allocation failure virtiogpufencealloc can fail due to memory pressure and return NULL, but its caller like...