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-2026-98867

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...

CVE-2026-98443

In the Linux kernel, the following vulnerability has been resolved: xfs: fix cursor and pointer handling when recovering iunlink buckets LOLLM pointed out a bug in xlogrecoveriunlinkbucket: 1. We don't null out previp after releasing it, which can lead to UAF problems if the inodegc flush call in...

CVE-2026-98440

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: nv: Delay freeing of shadow S2 structures until VM destruction We free the shadow S2 structures from kvmarchflushshadowall, which is a Bad Ideatm. Freeing the page tables is fair game this is what this callback is for...

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-2026-98437

In the Linux kernel, the following vulnerability has been resolved: media: qcom: iris: fix runtime PM reference leaks Use pmruntimeresumeandget in irisenablepowerdomains to avoid leaking a runtime PM usage count on failure. Also ensure pmruntimeputsync is always called in irisdisablepowerdomains,...

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...

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...

UBUNTU-CVE-2026-98812

In the Linux kernel, the following vulnerability has been resolved: net/mctp: publish the mctpdev only after it is initialised mctpadddev links the new mctpdev into dev-mctpptr before mdev-dev is assigned, so a reader that picks the device up in that window dereferences a netdevice pointer that i...

UBUNTU-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...