UBUNTU-CVE-2026-98228

In the Linux kernel, the following vulnerability has been resolved: mips: select CONFIGWEAKREORDERINGBEYONDLLSC from CONFIGEYEQ On I6500 CPU cores, lld and scd give no ordering guarantees same as all other instructions. To respect the assumption that archcmpxchg is fully ordered, we must inject...

UBUNTU-CVE-2026-98213

In the Linux kernel, the following vulnerability has been resolved: mmc: core: Cancel SDIO IRQ work before freeing host A host controller that uses sdiosignalirq schedules host-sdioirqwork from its interrupt handler. That work is only cancelled on the suspend path mmcsdiosuspend, not on the...

UBUNTU-CVE-2026-98267

In the Linux kernel, the following vulnerability has been resolved: 9p: Fix v9fsissuewrite to update isize and remoteisize Fix v9fsissuewrite to update isize and remoteisize to the new size of the server file if we made it larger, using the start fpos and the count returned by p9clientwrite to...

UBUNTU-CVE-2026-98357

In the Linux kernel, the following vulnerability has been resolved: IB/isert: wait for deferred control PDU completions before releasing the connection isertsenddone hands ISTATESENDTASKMGTRSP, ISTATESENDREJECT and ISTATESENDTEXTRSP completions off to isertcompwq and returns. The work item then...

UBUNTU-CVE-2026-98264

In the Linux kernel, the following vulnerability has been resolved: ALSA: virtio: reset device before deleting virtqueues virtsndremove and virtsndfreeze delete the virtqueues before resetting the device. delvqs frees the vring backing, but does not provide a generic device quiesce operation. In...

UBUNTU-CVE-2026-98207

In the Linux kernel, the following vulnerability has been resolved: mmc: spi: reset bytesxfered before retrying CRC failures mmcspidatado updates data-bytesxfered after each block has been transferred successfully. If a later block in the same data request fails with a CRC error, data-bytesxfered...

UBUNTU-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...

UBUNTU-CVE-2026-98298

In the Linux kernel, the following vulnerability has been resolved: dmaengine: mmppdma: fix wrong sg length in mmppdmaprepslavesg In mmppdmaprepslavesg, foreachsg iterates the scatterlist putting each entry into 'sg', but the entry length is read from 'sgl' the list head instead of 'sg' the curre...

UBUNTU-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...

UBUNTU-CVE-2026-98362

In the Linux kernel, the following vulnerability has been resolved: clk: scpi: bound-check DVFS index in scpidvfsrecalcrate dvfsgetidx may return an out-of-range index if the SCP firmware is buggy or returns a stale value. Only negative indexes were rejected, so a large index walked past info-opp...

UBUNTU-CVE-2026-98296

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btintelpcie: validate TX skb length in sendsync btintelpciepreparetx copies skb-len bytes into a fixed BTINTELPCIEBUFFERSIZE 4096 DMA slot via an unchecked memcpy. Oversized packets are currently rejected only in...

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...

UBUNTU-CVE-2026-98206

In the Linux kernel, the following vulnerability has been resolved: Input: cyttsp5 - clamp the HID report size before memcpy The size field comes from the device and is used as the memcpy length into responsebuf, which is CYMAXINPUT bytes...

UBUNTU-CVE-2026-98276

In the Linux kernel, the following vulnerability has been resolved: net: lock the socket in sockgettstamp sk-skflags must only be changed while holding the socket lock, because socksetflag and sockresetflag use non atomic operations setbit and clearbit. sockgettstamp is one of the last places whe...

UBUNTU-CVE-2026-98288

In the Linux kernel, the following vulnerability has been resolved: net: stmmac: fix TSO header length truncation stmmactsoxmit stores the protocol header length returned by stmmactsoheadersize in a u8. stmmactsovalidpacket admits headers up to 1023 bytes, so a header longer than 255 bytes wraps...

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-2026-98194

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...

UBUNTU-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...

UBUNTU-CVE-2026-98227

In the Linux kernel, the following vulnerability has been resolved: memstick: msblock: destroy ioqueue workqueue on removal msbinitdisk creates the per-card ordered workqueue msb-ioqueue with allocorderedworkqueue. It is torn down with destroyworkqueue only on the init error path; msbremove never...

UBUNTU-CVE-2026-98370

In the Linux kernel, the following vulnerability has been resolved: xfrm: fix compat ALLOCSPI request use-after-free xfrmstatenetlink builds the ALLOCSPI response with dumponestate, which already calls alloccompat with the response skb and header. xfrmallocuserspi then calls alloccompat again, bu...

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-2026-98183

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: avoid out-of-bounds read for empty PREQ elements ieee80211meshpreqsizeok derives the location of the PREQ bottom fields before checking whether the element contains even the fixed header...

UBUNTU-CVE-2026-98280

In the Linux kernel, the following vulnerability has been resolved: drm/xe/i2c: Disable IRQ on unbind Currently, struct xei2c is freed before SGUnit IRQ is disabled in unbind path, leaving a potential UAF in case I2C IRQ is hit during this small window. Explicitly disable I2C IRQ in xei2cremove a...

UBUNTU-CVE-2026-98349

In the Linux kernel, the following vulnerability has been resolved: wifi: libipw: reject too-short beacon and probe responses libipwprocessproberesponse and the libipwnetworkinit call it makes assume the frame contains the full 36-byte beacon and probe response prefix, but the ipw2100 and ipw2200...

UBUNTU-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...

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-2026-98289

In the Linux kernel, the following vulnerability has been resolved: afunix: Unify sccindex when finalising SCC in unixwalkscc. Commit bfdb01283ee8 "afunix: Assign a unique index to SCC." changed Tarjan's algorithm to update lowlink with lowlink, which is called lowpoint unixvertex.sccindex...

UBUNTU-CVE-2026-98301

In the Linux kernel, the following vulnerability has been resolved: net: bridge: mst: move switchdev call outside rcu This is a follow-up of one of sashiko's pre-existing bug reports. brmstsetstate calls switchdevportattrset for nonzero MSTIs while holding rcureadlock which invokes the blocking...

UBUNTU-CVE-2026-98233

In the Linux kernel, the following vulnerability has been resolved: net/packet: clear RX owner on VNET header error Commit 61fad6816fc1 "net/packet: tpacketrcv: avoid a producer race condition" added rxownermap and made tpacketrcv claim a V1 or V2 ring slot before converting the virtio-net header...

UBUNTU-CVE-2026-98258

In the Linux kernel, the following vulnerability has been resolved: posix-cpu-timers: Prevent freeing a timer which is queued on the expiry list Kijo analyzed another race in the POSIX CPU timer code: Commit bf635681c906 converted cputimer::firing from a tristate value to a boolean. This lost the...

UBUNTU-CVE-2026-98318

In the Linux kernel, the following vulnerability has been resolved: smb: client: validate absolute native symlink targets before NT fixups With symlinkroot unset, an absolute target is copied without conversion to an NT drive path. Later code still assumes an NT prefix is present when modifying t...

UBUNTU-CVE-2026-98268

In the Linux kernel, the following vulnerability has been resolved: perf: Fix null pointer access in isincludeguestevent A typical module unload occurring event when there is an active perf connection leads to freeing of the pmu pointer. The call log is something like: .. pmudetachevent...

UBUNTU-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...

UBUNTU-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-2026-98350

In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: cyw: pass PMKID to firmware if present Zero out authstatus on initialization. Otherwise, garbage will leak from the stack to the firmware when ssid is less than 32 bytes and/or when params-pmkid is set. Then, pass...

UBUNTU-CVE-2026-98230

In the Linux kernel, the following vulnerability has been resolved: xfrm: use hlistdelinitrcu for statecache and statecacheinput Commit 14acf9652e56 "xfrm: defensively unhash xfrmstate lists in xfrmstatedelete" converted bydst/bysrc/byseq/byspi from hlistdelrcu to hlistdelinitrcu so that a second...

UBUNTU-CVE-2026-98371

In the Linux kernel, the following vulnerability has been resolved: xfrm: iptfs: fix runt reassembly panic from short inner totlen When the start of an inner packet is split across two outer packets such that fewer than 4 bytes land at the end of the first one, inputprocesspayload saves those byt...

UBUNTU-CVE-2026-98201

In the Linux kernel, the following vulnerability has been resolved: Input: zero ffeffect before compat copy in inputffeffectfromuser In the compat path inputffeffectfromuser aliases the caller's native struct ffeffect with the smaller struct ffeffectcompat and copies only the compat sized prefix:...

UBUNTU-CVE-2026-98203

In the Linux kernel, the following vulnerability has been resolved: Input: socbuttonarray - check btnsdesc-package.count Check that btnsdesc-package.count is not 0 before accessing btnsdesc-package.elements0...

UBUNTU-CVE-2026-98321

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfnat: unregister and release hooks on error If nfhookentriesinsertraw fails, the NAT hooks get never released, resulting in a memleak. Postpone setting natprotonet-nathookops when the hooks are registered to simplify...

UBUNTU-CVE-2026-98232

In the Linux kernel, the following vulnerability has been resolved: scsi: core: Validate MODE SENSE lengths in scsicdlenable scsicdlenable uses length fields returned by MODE SENSE to locate the ATA feature mode page in a 64-byte stack buffer. A target can report a total length shorter than its...

UBUNTU-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...

UBUNTU-CVE-2026-98189

In the Linux kernel, the following vulnerability has been resolved: wifi: wilc1000: fix RX buffer OOB-write in wilcwlanhandleisrext wilcwlanhandleisrext takes the RX transfer size from the device-reported interrupt status register a 15-bit field shifted left by 2, up to 131068 bytes and reads tha...

UBUNTU-CVE-2026-98212

In the Linux kernel, the following vulnerability has been resolved: mmc: hsq: Fix use-after-free in retry work mmchsqpumprequests queues retrywork when requestatomic returns -EBUSY; today sdhci-sprd is the only consumer that implements requestatomic. The work is embedded in a devm-allocated mmchs...

UBUNTU-CVE-2026-98200

In the Linux kernel, the following vulnerability has been resolved: hwmon: hp-wmi-sensors Fix use-after-free in fungibleshow nsensor-currentstate is dynamically replaced as the sensor's state changes. updatenumericsensorfromwobj does this by freeing the old string and installing a new one: if...

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-2026-98335

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: abort chanswitch when leaving a mesh The code in ieee80211stopmesh leaves CSA active, but leaving the mesh released the channel context, so the CSA finalize work crashes: Oops: general protection fault, probably f...

UBUNTU-CVE-2026-98309

In the Linux kernel, the following vulnerability has been resolved: drm/vc4: Use managed KMS polling to fix UAF on unbind vc4kmsload calls drmkmshelperpollinit but the driver provides no matching drmkmshelperpollfini. The output poll work stays scheduled after unbind and runs on the freed...

UBUNTU-CVE-2026-98241

In the Linux kernel, the following vulnerability has been resolved: ipv6: xfrm: use full sockets in local error paths xfrm6localrxpmtu and xfrm6localerror dereference skb-sk as if it always pointed at a full IPv6 socket. That is not guaranteed. TCP SYN-ACK skbs can be owned by a TCPNEWSYNRECV...

UBUNTU-CVE-2026-98217

In the Linux kernel, the following vulnerability has been resolved: IB/mlx4: Fix use-after-free on pkey sysfs registration failure registerpkeytree ignores errors from registeronepkeytree and continues registering the remaining slaves. The per-slave error path has already released the pkey parent...