UBUNTU-CVE-2026-98216

In the Linux kernel, the following vulnerability has been resolved: IB/hfi1: Fix the PIOCRED credit-return mmap hfi1filemmap's PIOCRED case must hand user space the single credit-return page that holds this context's entry. That page is the second or third page of the per-node credit-return...

UBUNTU-CVE-2026-98311

In the Linux kernel, the following vulnerability has been resolved: wifi: virtwifi: don't transfer operstate before register virtwifinewlink calls netifstackedtransferoperstate before registernetdevice. If the lower device is dormant, that queues the new netdev on lweventlist while it is still...

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 ...

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...

UBUNTU-CVE-2026-98195

In the Linux kernel, the following vulnerability has been resolved: wifi: iwlegacy: fix broadcast stations deallocation On the error path of il4965up, ildeallocbcaststations clears only ILSTAUCODEACTIVE, leaving ILSTABCAST set. This causes the same broadcast stations to be deallocated again by...

UBUNTU-CVE-2026-98333

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: reset the LED state when ifup fails When the first interface comes up, the radio LED is turned on. This can start the TPT trigger timer, which continues running. But if bringing up the interface fails then the tim...

UBUNTU-CVE-2026-98252

In the Linux kernel, the following vulnerability has been resolved: RDMA/core: fix refcount bug in iwpmgetnlmsgrequest iwpmgetnlmsgrequest initializes refcount after listaddtail making it accessible to global list where another CPU can krefget on nlmsgrequest causing a refcount "addition on 0" bu...

UBUNTU-CVE-2026-98367

In the Linux kernel, the following vulnerability has been resolved: RDMA/siw: Clear association under lock if siwqpmodify fails in siwaccept We need to clear cep before release statelock as siwqpllpclose and siwqpmodify-siwqpllpclose did. Otherwise if siwqpmodify fails in siwaccept, the QP's...

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-2026-98188

In the Linux kernel, the following vulnerability has been resolved: wifi: p54: validate curve data length in the calibration curve converters p54convertrev0 and p54convertrev1 read calibration curve data from the device-supplied EEPROM entry using channel and points-per-channel counts taken...

CVE-2026-98312

In the Linux kernel, the following vulnerability has been resolved: ALSA: 6fire: fix OOB write from device-reported iso length usb6firepcminurbhandler sizes each outgoing isochronous packet as actuallength - 4 / innanalog buffer, a 4832-byte object from kcallocPCMMAXPACKETSIZE, PCMNPACKETSPERURB...

UBUNTU-CVE-2026-98247

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcicodec: validate vendor codec count length The Read Local Supported Codecs parsers consume the variable-sized standard codec array before parsing the vendor codec count. Although the initial reply-size check includes...

UBUNTU-CVE-2026-98187

In the Linux kernel, the following vulnerability has been resolved: wifi: p54: require a full expif record in PDRINTERFACELIST The PDRINTERFACELIST loop only checks that the record start is within the entry before reading an entire struct expif from it. A truncated trailing record makes the...

UBUNTU-CVE-2026-98181

In the Linux kernel, the following vulnerability has been resolved: drm/gud: fix out-of-bounds write in gudplaneatomiccheck The plane property loop uses req-propertiesnumproperties + i as write index while simultaneously incrementing numproperties inside the loop. At iteration i, numproperties ha...

CVE-2026-98180

In the Linux kernel, the following vulnerability has been resolved: drm/msm: RCU-free the scheduler-containing ring and VM objects Both struct msmringbuffer and struct msmgemvm embed a struct drmgpuscheduler. msmringbufferdestroy and the VM free callback msmgemvmfree call drmschedfini on the...

CVE-2026-98326

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: mesh: release the channel if start fails ieee80211joinmesh acquires a channel context and then calls ieee80211startmesh, which can fail. In that case, the chanctx isn't released then interface removal will attempt...

CVE-2026-98204

In the Linux kernel, the following vulnerability has been resolved: Input: rmismbus - fix out-of-bounds read in rmismbwriteblock When chunking writes into SMBus blocks in rmismbwriteblock, the loop calculates blocklen using the original total length len instead of the remaining length curlen. If...

UBUNTU-CVE-2026-98194

In the Linux kernel, the following vulnerability has been resolved: wifi: libertastf: fix UAF in lbtffreeadapter lbtffreeadapter calls lbtffreecmdbuffer to free the command buffers before calling timerdeletesync to wait for the command timer callback. If the timer callback commandtimerfn is alrea...

CVE-2026-98331

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: unlist vifs when their netdev is unregistered mac80211 only removes vifs from the local-interfaces list when an interface is removed via ieee80211ifremove, before it unregisters the netdev. However, it's possible...

CVE-2026-98339

In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: don't filter by BSS type when removing stale entries When an assoc AP switches to a channel that already has a BSS entry, cfg80211updateassocbssentry removes that entry before rehashing the real one, since the two...