UBUNTU-CVE-2026-98283

In the Linux kernel, the following vulnerability has been resolved: KVM: PPC: Book3S HV: fix use-after-free in kvmhvemulatetlbiealllpid kvmhvemulatetlbiealllpid iterates the nested-guest IDR and drops mmulock before calling kvmhvemulatetlbielpid, but does not hold a reference on the kvmnestedgues...

UBUNTU-CVE-2026-98282

In the Linux kernel, the following vulnerability has been resolved: powerpc/iommu: Fix the overflow validation in iommutcecheckioba The commit b1af23d836f8 "KVM: PPC: iommu: Unify TCE checking" unified IOBA parameter checking across KVM and VFIO into iommutcecheckioba. While doing so, the passed ...

UBUNTU-CVE-2026-98190

In the Linux kernel, the following vulnerability has been resolved: wifi: wilc1000: fix out-of-bounds read in P2P public action frames wilcwfip2prx and mgmttx start parsing a frame once ieee80211ispublicaction returns true. That helper only verifies the frame is long enough for the action categor...

UBUNTU-CVE-2026-98364

In the Linux kernel, the following vulnerability has been resolved: xfrm: hold netdevice reference under RCU in bundle creation xfrmbundlecreate and xfrmcreatedummybundle read dst-dev into a local pointer without taking a device reference, then pass it to xfrmfilldst. A concurrent RTMDELLINK...

UBUNTU-CVE-2026-98313

In the Linux kernel, the following vulnerability has been resolved: drm/msm/dp: skip PUSHIDLE when the link was never enabled msmdpdisplayatomicenable returns early when link training fails, leaving -poweron false and the main link down. msmdpdisplayatomicdisable nevertheless writes...

UBUNTU-CVE-2026-98303

In the Linux kernel, the following vulnerability has been resolved: ipv4: icmp: reject RTNUNREACHABLE input routes in icmproutelookup When the forward output route cannot be used in icmproutelookup, it enters the "reverse path" and calls iprouteinput on fl4dec.daddr, the original packet's source...

UBUNTU-CVE-2026-98231

In the Linux kernel, the following vulnerability has been resolved: xfrm: serialize state GC with device state flush The deferred-device pass in xfrmdevstateflush finds states under xfrmstatedevgclock, but drops the lock before calling xfrmdevstatefree because the driver callback may sleep. The...

UBUNTU-CVE-2026-98229

In the Linux kernel, the following vulnerability has been resolved: xfrm: save input state data before secpath resets xfrminput stores the current xfrmstate in the skb secpath while it continues receive-side processing. Some input paths can reset that secpath before xfrminput has finished...

UBUNTU-CVE-2026-98279

In the Linux kernel, the following vulnerability has been resolved: btrfs: handle lack of space when cleaning up verity items When enableverity hits the qgroup limit, rollbackverity needs its own metadata reservation. When the qgroup limit or lack of space refuses the rollback, the whole filesyst...

UBUNTU-CVE-2026-98284

In the Linux kernel, the following vulnerability has been resolved: netlink: do not free nlk-groups while lockless readers can use it netlinkreallocgroups uses krealloc under netlinktablegrab. Whenever NLGRPSZgroups lands in a different kmalloc bucket, the old bitmap is freed immediately. Two...

UBUNTU-CVE-2026-98277

In the Linux kernel, the following vulnerability has been resolved: eth: fbnic: ring the doorbell if a burst ends in a drop fbnictxmap skips the doorbell write, and the completion request, for every packet handed to it with xmitmore set, counting on the packet which ends the burst to publish them...

CVE-2026-98361

In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Restore HMMPFNWRITE check in ODP write paths Commit 0b261d7c1cd3 "RDMA/rxe: Break endless pagefault loop for RO pages" dropped the access permission test from rxecheckpagefault and left only HMMPFNVALID. A page faulted ...

CVE-2026-98209

In the Linux kernel, the following vulnerability has been resolved: mmc: sdhci-of-aspeed: Remove children before releasing SDC resources Probe failure and removal leave SDHCI child devices registered after the parent clock and managed resources are released. Unregister the OF children in reverse...

CVE-2026-98224

In the Linux kernel, the following vulnerability has been resolved: mm/vma: correctly unaccount on mmapprepare failure mmapsetup accounts memory for relevant mappings via: securityvmenoughmemorymm - vmenoughmemory - vmacctmemory If mmapsetup fails, this indicates that this accounting did not take...

CVE-2026-98304

In the Linux kernel, the following vulnerability has been resolved: net: bcmgenet: restore the hardware filters on open bcmgenethfbinit runs INITLISTHEAD on priv-rxnfclist, which drops every rule off the list, and bcmgenetopen calls it on each ifup. Every rule the user configured is silently lost...

CVE-2026-98330

In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: get the wiphy out of a dying network namespace When a network namespace is destroyed, cfg80211pernetexit moves any wiphy back to the initial namespace, and just warns if that fails. But moving an interface can fai...

CVE-2026-98255

In the Linux kernel, the following vulnerability has been resolved: tcp: exclude old ACKs from tcp fast path Exclude old ACKs before SND.UNA from the tcp fast path as well as ACKs after SND.NXT. Such ACKs will fall through to the slow path, where tcpack performs the appropriate validation and...

CVE-2026-98245

In the Linux kernel, the following vulnerability has been resolved: btrfs: take commit root semaphore when iterating in markblockgrouptocopy markblockgrouptocopy iterates over the commit root with skiplocking=true. A concurrent transaction commit can swap and free the commit root during iteration...

CVE-2026-98265

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Clamp implicit feedback packet count to URB capacity dataepsetparams allocates each data URB for exactly u-packets isochronous frames, so urb-isoframedesc has u-packets slots and ctx-packets is the driver's only...

CVE-2026-98297

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcicore: Fix queuing txwork after workqueue is drained hcisendacl, hcisendsco and hcisendiso queue hdev-txwork unconditionally. They can run from the L2CAP/SCO/ISO socket send path while hcidevclosesync is draining...