UBUNTU-CVE-2026-98632

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: mgmt: Dequeue pending meshsendsync entries on cancel In sendcancel, pending meshtx objects are removed from the hdev-meshpending list and freed via meshsendcomplete. However, if a mesh transmission was already queued...

UBUNTU-CVE-2026-98625

In the Linux kernel, the following vulnerability has been resolved: netfilter: flowtable: publish HWDEAD after worker is done flowoffloadworkdel sets NFFLOWHWDEAD before the work handler clears NFFLOWHWPENDING. Once a flow is both HWDYING and HWDEAD, a concurrent garbage collection pass can remov...

UBUNTU-CVE-2026-98634

In the Linux kernel, the following vulnerability has been resolved: scsi: sdzbc: Reject disks with too many zones sdzbcreadzones computes the number of zones with 64-bit arithmetic and stores the result in the unsigned int nrzones field of struct zoneddiskinfo, silently truncating counts that...

UBUNTU-CVE-2026-98673

In the Linux kernel, the following vulnerability has been resolved: iio: adc: pac1934: check ACPI label duplication A label duplication failure currently reaches the terminating-byte write. Release the ACPI result and abort before accessing the missing label; earlier labels are managed by devres...

UBUNTU-CVE-2026-98703

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: minstrelht: validate fixed rate index The fixedrateidx debugfs file is a plain u32 attribute, so any value can be written to it. minstrelhtupdatestats then copies the value into mi-maxtprate and mi-maxprobrate, an...

UBUNTU-CVE-2026-98641

In the Linux kernel, the following vulnerability has been resolved: bpf, arm64: set up the frame pointer for the exception callback A program acting as exception boundary saves all callee-saved registers, so buildprologue takes the exceptioncb path and never calls pushcalleeregs. That is the only...

UBUNTU-CVE-2026-98686

In the Linux kernel, the following vulnerability has been resolved: smb: client: discard post-EOF pagecache when extending a file via zero range smb3zerorange removed the pagecache only for the range being zeroed, so when it extends the file the folio straddling the old EOF - which may hold data...

UBUNTU-CVE-2026-98446

In the Linux kernel, the following vulnerability has been resolved: xfs: don't let hiddenspace go negative in xfsmetafileresvinit LOLLM points out that if the amount of fdblocks that we can reserve for a metadata btree file goes below the space already used by that file, then the hiddenspace...

UBUNTU-CVE-2026-98470

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Don't WARN on an unknown VM ioctl in protected mode kvmpkvmioctlallowed WARNs when kvmgetcapforkvmioctl doesn't find the ioctl number in vmioctlcaps, and kvmarchvmioctl calls it for every number the generic code doesn...

UBUNTU-CVE-2026-98627

In the Linux kernel, the following vulnerability has been resolved: bpf: Preserve packet pointer class displacement in regsafe regsafe maps packet pointer IDs between states and checks that each current register range is a subset of the corresponding explored register range. It does not, however,...

UBUNTU-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...

UBUNTU-CVE-2026-98628

In the Linux kernel, the following vulnerability has been resolved: bpf: Make post-verification instruction rewrites killable After docheck returns, the verifier runs several instruction rewrite passes. Some of them patch or remove one instruction at a time. Each operation moves the remaining...

UBUNTU-CVE-2026-98718

In the Linux kernel, the following vulnerability has been resolved: KVM: SEV: Do cache maintenance on the source VM before clearing SEV state Explicitly flush caches after intra-host migration before clearing "SEV active" on the source VM, as doing cache maintenance afterwards creates a tiny wind...

UBUNTU-CVE-2026-98635

In the Linux kernel, the following vulnerability has been resolved: scsi: block: Fix zonescond out-of-bounds write on zone report blkrevalidatediskzones sizes the zonescond array from the disk capacity and zone size, but the index used by blkrevalidatezonecond comes from the device-driven...

UBUNTU-CVE-2026-98571

In the Linux kernel, the following vulnerability has been resolved: net: stmmac: clear stale buf-page after recycling on skb build failure In stmmacrx, when napibuildskb fails the descriptor page is recycled back to the page pool with pagepoolrecycledirect, but buf-page is left pointing at the...

UBUNTU-CVE-2026-98858

In the Linux kernel, the following vulnerability has been resolved: iouring: fix taskwork add use-after-free with SQPOLL For SQPOLL, the sqpoll thread runs taskwork off its own list and doesn't need to be told about it, so it can pop and complete a request as soon as mpscqpush has published it. I...

UBUNTU-CVE-2026-98638

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Validate the SVE vector length in pkvmvcpuinitsve pkvmvcpuinitsve clamps only the upper bound of the host-provided svemaxvl, so an invalid vector length reaches svestatesizefromvl and the WARNON there, which is fatal ...

UBUNTU-CVE-2026-98863

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Re-pend GETNESTEDSTATEPAGES if getting said pages fails Re-pend GETNESTEDSTATEPAGES before exiting to userspace if getting the nested pages fails in the KVMRUN path. If userspace re-runs the vCPU, and vmcs02 holds valid...

UBUNTU-CVE-2026-98675

In the Linux kernel, the following vulnerability has been resolved: iio: adc: ade9000: handle Phase C dip events in IRQ1 handler ADE9000ST1CROSSINGDEPTH is the exclusive upper bound for scanning the STATUS1 event bits, so a value of 25 left out the highest event bit, ADE9000ST1DIPCBIT bit 25. Pha...

UBUNTU-CVE-2026-98738

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: Serialize SMP remote OOB data access buildpairingcmd looks up remote OOB data and copies its contents without holding hdev-lock, which serializes the list's writers. After SMP finds an entry, a concurrent management...