CVE-2026-98513

In the Linux kernel, the following vulnerability has been resolved: drm/nouveau: Fix runtime PM leak in nouveauconnectordetect If nvifoutpedidget fails, nouveauconnectordetect returns early without dropping the runtime PM reference taken at the start of the function, keeping the device powered on...

UBUNTU-CVE-2026-98515

In the Linux kernel, the following vulnerability has been resolved: drm/nouveau: fix double-free in nvifvmmdtor On failure, nouveaucliinit calls nouveauclifini to tear the client down. Then, nouveaudrmopen also enters into its cleanup path and calls nouveauclifini AGAIN. nouveauclifini calls...

UBUNTU-CVE-2026-98512

In the Linux kernel, the following vulnerability has been resolved: drm/nouveau: RCU-free the scheduler-containing nouveausched struct nouveausched embeds a struct drmgpuscheduler base. nouveauscheddestroy calls nouveauschedfini which does drmschedfini&sched-base and then frees the object with...

CVE-2026-98498

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Fix reventry reference leak in mlx5tcctsharedcounterget When the reverse entry is found but its counter is already being released, refcountincnotzero fails and the reference taken by mlx5tcctentryget is never dropped...

CVE-2026-98504

In the Linux kernel, the following vulnerability has been resolved: PCI: ofproperty: Omit bus properties without a subordinate bus A bridge a device with a Type 1 header may not have a secondary bus allocated pdev-subordinate, e.g., if there are no available bus numbers or the bridge...

UBUNTU-CVE-2026-98520

In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: fix use-after-free and multi-container gap in kfddevmapping kfddevmapping caches the addressspace of the first /dev/kfd opener so that the GPU reset path can call unmapmappingrange to zap all userspace mappings of...

CVE-2026-98519

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Fix runtime PM leak in amdgpudebugfstestibshow amdgpudebugfstestibshow resumes the device with pmruntimegetsync before taking the reset domain semaphore with downwritekillable. If the write lock acquisition is...

UBUNTU-CVE-2026-98519

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Fix runtime PM leak in amdgpudebugfstestibshow amdgpudebugfstestibshow resumes the device with pmruntimegetsync before taking the reset domain semaphore with downwritekillable. If the write lock acquisition is...

UBUNTU-CVE-2026-98865

In the Linux kernel, the following vulnerability has been resolved: schedext: Don't run ops.dequeue with a DSQ lock held ops.dequeue is invoked with the source user DSQ's lock still held on the consume and move paths scxconsumedispatchq, movetaskbetweendsqs. A BPF scheduler which locks the source...

CVE-2026-98867

In the Linux kernel, the following vulnerability has been resolved: dm-pcache: bound the logical key offset from persistent memory cachekeydecode takes a key's logical off from the cache device and later indexes reqkeytree-subtrees by it in getsubtree. An off past the device forms a subtree point...

UBUNTU-CVE-2026-98433

In the Linux kernel, the following vulnerability has been resolved: KVM: PPC: Book3S HV: fix secure device page leak on uvpagein failure In kvmppcsvmpagein, if uvpagein fails after kvmppcuvmemgetpage has succeeded, the secure device page is never released. kvmppcuvmemgetpage sets a bit in...

UBUNTU-CVE-2026-98455

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: RFCOMM: fix NULL dereference of dlc-session in RFCOMMCONNINFO The RFCOMMCONNINFO getsockopt handler accepts a socket that is not connected as long as deferred setup is enabled: if sk-skstate != BTCONNECTED &&...

CVE-2026-98455

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: RFCOMM: fix NULL dereference of dlc-session in RFCOMMCONNINFO The RFCOMMCONNINFO getsockopt handler accepts a socket that is not connected as long as deferred setup is enabled: if sk-skstate != BTCONNECTED &&...

UBUNTU-CVE-2026-98485

In the Linux kernel, the following vulnerability has been resolved: netfilter: ip6trt: fix zero-address non-strict match out-of-bounds read rtmt6check permits rules to be configured with rtinfo-addrnr == 0 even when address matching IP6TRTFSTMASK is requested. In the IP6TRTFSTNSTRICT path, rtmt6...

UBUNTU-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...

UBUNTU-CVE-2026-98441

In the Linux kernel, the following vulnerability has been resolved: net/sched: actct: avoid modifying shared unconfirmed ct entry In a case where skb with an unconfirmed ct entry gets cloned, we may end up processing both again but with different sets of extensions. The series of events: 1. The...

UBUNTU-CVE-2026-98549

In the Linux kernel, the following vulnerability has been resolved: tcp: prevent collapsing skbs across boundary in rtx queue tcpwritecollapsefence sets TCPSKBCBskb-eor = 1 on tcpwritequeuetailsk to prevent skbs queued after a switch to device encryption from being collapsed into earlier skbs. Th...

CVE-2026-98589

In the Linux kernel, the following vulnerability has been resolved: bpf: Reject pkt arguments in mutating subprogs The verifier tracks changes in how PTRTOPACKET registers' bounds are modified across subprog boundaries. PTRTOPACKET registers are actually passed as PTRTOMEM, which is assumed valid...

CVE-2026-98644

In the Linux kernel, the following vulnerability has been resolved: bpf: Avoid soft lockup in htabmaplookupanddeletebatch htabmaplookupanddeletebatch has no rescheduling point. The batch count bounds how many entries are copied out, not how many buckets are visited, so one BPFMAPLOOKUPBATCH call...

UBUNTU-CVE-2026-98644

In the Linux kernel, the following vulnerability has been resolved: bpf: Avoid soft lockup in htabmaplookupanddeletebatch htabmaplookupanddeletebatch has no rescheduling point. The batch count bounds how many entries are copied out, not how many buckets are visited, so one BPFMAPLOOKUPBATCH call...