CVE-2026-89581

In the Linux kernel, the following vulnerability has been resolved: bpf, x86: Fix per-CPU address resolution into an extended register The destination of the per-CPU address MOV is encoded in ModRM.reg, which is extended by REX.R, but the REX prefix is built with add1mod, which sets REX.B. REX.B...

CVE-2026-89577

In the Linux kernel, the following vulnerability has been resolved: dm-io: report non-retryable errors separatedly The error codes BLKSTSNOTSUPP and BLKSTSINVAL should not cause leg failure on dm-raid1. This patch changes the interface to dm-io, so that it reports two error bitmaps - errorbits an...

CVE-2026-89533

In the Linux kernel, the following vulnerability has been resolved: svcrdma: Fix offset arithmetic in readchunkrange svcrdmareadchunkrange walks a Read chunk's segment list to build a sub-range starting at byte offset and spanning length bytes for a Position-Zero or Call chunk. Two arithmetic...

CVE-2026-89532

In the Linux kernel, the following vulnerability has been resolved: svcrdma: Fix pclforeachsegment for empty chunks When a parsed chunk list contains a chunk whose chsegcount is zero, pclforeachsegment computes its inclusive upper bound as &chunk-chsegmentschsegcount - 1. chsegcount is u32, so th...

CVE-2026-89460

In the Linux kernel, the following vulnerability has been resolved: s390/cpumcf: Handle CPU hotplug via prepare/dead callbacks The command 'perf stat -e cycles -- ' crashes the kernel when CPUs are hotplug added during that run. Root cause is the allocation of struct cpucfevents at first event...

CVE-2026-81018

In the Linux kernel, the following vulnerability has been resolved: platform/x86: think-lmi: Free system certificate signatures Multi-certificate support also allows the system authentication object to store -signature and -savesignature, which leak when the driver is removed. Free the signatures...

CVE-2026-80982

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix use-after-free in smcrxpipebufrelease smcrxsplice hands RMB pages to a pipe and takes a socket reference per entry so the smcsock stays alive until the reader finishes. The connection does not: a concurrent close run...

CVE-2026-80985

In the Linux kernel, the following vulnerability has been resolved: net/smc: carry oversized SMC-Rv2 LLC messages in the queue entry smcllcrmtdeleterkey and smcllcsaveaddlinkrkeys read the part of a v2 message that does not fit into the 44-byte union smcllcmsg, and both bound themselves by the si...

CVE-2026-80946

In the Linux kernel, the following vulnerability has been resolved: fuse: copy request headers via a stack buffer for io-uring The fuse-io-uring transport copies req-in.h out to the ring in fuseuringcopytoring and req-out.h back in fuseuringcommit. Both headers live inside the fuserequest slab...

CVE-2026-81012

In the Linux kernel, the following vulnerability has been resolved: platform/x86: hp-bioscfg: fix off-by-one write in hpgetstringfrombuffer hpgetstringfrombuffer clamps the converted string length against the destination buffer size with "size dstsize", so when the converted length is exactly equ...

CVE-2026-80956

In the Linux kernel, the following vulnerability has been resolved: dm-pcache: only hand out initialized cache segments getcachesegment scans the segment map up to cache-nsegs, the physical device segment count, but cachesegsinit only initializes the first cacheinfo-nsegs segments. A crafted imag...

CVE-2026-89466

In the Linux kernel, the following vulnerability has been resolved: power: supply: qcombattmgr: terminate the strings from firmware The qcombattmgrsc8280xpstrcpy takes a Pascal-style string when the firmware sends one. Otherwise it copies all BATTMGRSTRINGLEN bytes and leaves the destination...

CVE-2026-89439

In the Linux kernel, the following vulnerability has been resolved: platform/x86: ISST: Add a NULL check for sstinst To be consistent with other places, add a NULL check for failed socket loading by checking isstcommon.sstinst...

CVE-2026-81001

In the Linux kernel, the following vulnerability has been resolved: slip: fix use-after-free in slsync slipdevs stores bare netdevice pointers and takes no reference on them. slsync and slalloc walk that table from slipopen under rtnllock, while an entry is dropped by slfreenetdev, which slsetup...

CVE-2026-80945

In the Linux kernel, the following vulnerability has been resolved: crypto: iaa - unmap dst before software fallback on decompress On a hardware analytics error, decompress retries through the software fallback, which writes req-dst with the CPU while it is still mapped DMAFROMDEVICE. With SWIOTL...

CVE-2026-81006

In the Linux kernel, the following vulnerability has been resolved: ipmi: Remove all sysfs files on registration failure ipmiaddsmi creates the nrusers and nrmsgs files before trying to create the maintenancemode file. If that last creation fails, the error path removes only nrusers before droppi...

CVE-2026-89441

In the Linux kernel, the following vulnerability has been resolved: mmc: via-sdmmc: cancel card-detect work on remove Disabling the device interrupt and freeing the IRQ prevents new card-detect work from being queued, but carddetwork already queued by the handler can still run after viasdremove...

CVE-2026-89470

In the Linux kernel, the following vulnerability has been resolved: power: supply: crosusbpd: Limit port counts to ECUSBPDMAXPORTS Currently the crosusbpd-charger driver probe iterates based on raw charger port count returned by the embedded controller. The only check is against the number of USB...

CVE-2026-80988

In the Linux kernel, the following vulnerability has been resolved: NTB: ntbtransport: Fail TX enqueue when the QP link is down Commit f195a1a6fe41 "ntb: Drop packets when qp link is down" meant to make ntbtransporttxenqueue drop packets submitted while the QP link is down, but it only returns 0...

CVE-2026-89526

In the Linux kernel, the following vulnerability has been resolved: svcrdma: Validate Read chunk positions before reconstruction The RPC/RDMA Read chunk position field is supplied by the remote client and stored verbatim in the parsed chunk list. xdrcountreadsegments checks only 4-byte alignment;...

CVE-2026-89543

In the Linux kernel, the following vulnerability has been resolved: sunrpc: fix use-after-free in rpcclnthandleevent and rpcclntremovepipedir Normal client creation goes through rpcsetuppipedir, which records clnt-pipefssb, but the mount-event path in rpcclnthandleevent calls rpcsetuppipedirsb...

CVE-2026-80991

In the Linux kernel, the following vulnerability has been resolved: net: ravb: serialize PTP clock teardown ravbptpinterrupt can race with ravbptpstop and pass the clock to ptpclockevent while ptpclockunregister is freeing it. This can lead to a use-after-free. Use READONCE and WRITEONCE for...

CVE-2026-80965

In the Linux kernel, the following vulnerability has been resolved: ALSA: serial-u16550: Check card index validity at probe serial-u16550 driver blindly trusts that the given devptr-id value is within the proper card index range at probe. It's OK for the devices the driver itself creates at the...

CVE-2026-80957

In the Linux kernel, the following vulnerability has been resolved: dm-pcache: detect a cycle in the last-kset chain during replay cachereplay follows the on-media last-kset chain by nextcachesegid with no condresched. A forged chain that points back into a segment it has already visited makes th...

CVE-2026-89560

In the Linux kernel, the following vulnerability has been resolved: landlock: Require LANDLOCKACCESSFSMAKEREG for whiteout creation Whiteout objects are used in the upper layer of an OverlayFS to indicate that the file with this name does not exist in the unified view, even if it is present in on...

CVE-2026-89486

In the Linux kernel, the following vulnerability has been resolved: ipmi: Fix use-after-free of cmdrcvr in ipmidestroyuser Commit 9e91f8a6c868 "ipmi:msghandler: Remove srcu for the ipmiinterfaces list" dropped the synchronizercu between unlinking the command receivers from intf-cmdrcvrs and freei...

CVE-2026-89585

In the Linux kernel, the following vulnerability has been resolved: auxdisplay: charlcd: cancel backlight work on registration failure With CONFIGCHARLCDBLFLASH, charlcdinit schedules blwork before charlcdregister calls miscregister. If registration fails, the caller frees the charlcd object whil...

CVE-2026-89562

In the Linux kernel, the following vulnerability has been resolved: ip6gre: fix hardware header length for NBMA tunnels ip6gretnllinkconfigroute accumulates the lower device's hardware header length into dev-hardheaderlen whenever headerops is set. This is incorrect for both users of headerops...

CVE-2026-89455

In the Linux kernel, the following vulnerability has been resolved: PCI: plda: Fix use-after-free of event IRQs during teardown pldapcieirqdomaindeinit removes pcie-eventdomain via irqdomainremove, but the per-event IRQs mapped from that domain are requested with devmrequestirq in...

CVE-2026-89672

In the Linux kernel, the following vulnerability has been resolved: nfsd: gate nfs2 setacl by argp-mask The NFSACL v2 SETACL path shares the decoder convention used by its v3 sibling: nfsaclsvcdecodesetaclargs fills in argp-aclaccess only when NFSACL is set in the request mask and argp-acldefault...

CVE-2026-80999

In the Linux kernel, the following vulnerability has been resolved: net: dsa: realtek: use gpiodsetvaluecansleep for reset GPIO rtl83xxresetassert and rtl83xxresetdeassert are only called from the probe path, which may sleep and is not timing-critical. When the reset GPIO is provided by a sleepin...

CVE-2026-89576

In the Linux kernel, the following vulnerability has been resolved: dm-era: fix shadowed superblock leak on take-snap failure metadatatakesnap bumps the live superblock refcount and then dmtmshadowblock allocates a new block for the metadata snapshot. If the subsequent dmsmincblock of...

CVE-2026-80989

In the Linux kernel, the following vulnerability has been resolved: net: thunderbolt: Mark the connection down when bringing it up fails Every failure path in tbnetconnectedwork undoes its own work and returns without clearing loginsent, so the connection still looks established. The next...

CVE-2026-81005

In the Linux kernel, the following vulnerability has been resolved: ipmi: si: Fix NULL pointer dereference after failed registration trysmiinit allocates newsmi-sism and later calls ipmiregistersmimod, which maps to ipmiaddsmi. During ipmiaddsmi, the upper IPMI message handler obtains the initial...

CVE-2026-89495

In the Linux kernel, the following vulnerability has been resolved: ocfs2: bound namelen in dlmmigraterequesthandler Patch series "ocfs2/dlm: bound peer-controlled lengths in the o2dlm". The o2dlm receive handlers trust u8 length and count fields from the wire without bounding them, so a node in ...

CVE-2026-89456

In the Linux kernel, the following vulnerability has been resolved: s390/dasd: Propagate partial completion length across ERP recovery dasddefaulterppostaction copies the timing and device state from the finished ERP request back to the original request but drops procbytes. A request that was...

CVE-2026-89522

In the Linux kernel, the following vulnerability has been resolved: media: staging/ipu7: fix async notifier UAF on probe error path isysregisterdevices registers the V4L2 async notifier via isysnotifierinit. If a subsequent probe step such as isysfwloginit fails, isysprobe jumps to the outcleanup...

CVE-2026-89482

In the Linux kernel, the following vulnerability has been resolved: nvme-tcp: do not accept C2HData based on blkrqpayloadbytes alone Commit 25e5cb780e62 "nvme-tcp: fix possible crash in writezeroes processing" established that blkrqpayloadbytes must not be read without first checking...

CVE-2026-81013

In the Linux kernel, the following vulnerability has been resolved: platform/x86: hp-bioscfg: fix heap OOB read on empty password write validatepasswordinput computes length = strlenbuf and then checks buflength - 1 to strip a trailing newline, without checking that length is nonzero first. Writi...

CVE-2026-81004

In the Linux kernel, the following vulnerability has been resolved: ipmi:msghandler: Cancel work cleanly on an error If an error occurs during startup of an IPMI interface, it may have scheduled work to run. The work needs to be canceled before the interface can be freed...

CVE-2026-89502

In the Linux kernel, the following vulnerability has been resolved: ring-buffer: Free cpubuffer::freepage with subbuforder When sub-buffers use an order greater than 0, cpubuffer-freepage is allocated with subbuforder. Use the correct order for cpubuffer-freepage...

CVE-2026-89523

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7925: cancel pending mlopmwork If the device is reset, suspended or unregistered within that window, the pending work can still run and access vif/bss data that may already be freed, or send MCU commands while the...

CVE-2026-89505

In the Linux kernel, the following vulnerability has been resolved: RDMA/uverbs: Guard legacy bundles without methodelm The legacy write path dispatches through a uverbsapiwritemethod, but the uverbsattrbundle passed to provider code does not have an ioctl method element. If malformed provider...

CVE-2026-89635

In the Linux kernel, the following vulnerability has been resolved: ksmbd: only rebind the reopened file's own oplock on durable reconnect ksmbdreopendurablefd walks the inode's moplist and rebinds every detached oplock to the reconnecting session: listforeachentryrcuop, &ci-moplist, opentry,...

CVE-2026-89503

In the Linux kernel, the following vulnerability has been resolved: ring-buffer: Fix subbuf resize race with ringbufferallocreadpage ringbufferallocreadpage is racy with ringbuffersubbuforderset, it can allocate a reader page with an outdated order. This isn't a big issue, the user can still...

CVE-2026-89624

In the Linux kernel, the following vulnerability has been resolved: HID: universal-pidff: stop the device when force-feedback init fails universalpidffprobe starts the device with hidhwstart and then, if force-feedback initialisation fails, returns the error through a label that only does "return...

CVE-2026-89647

In the Linux kernel, the following vulnerability has been resolved: ceph: do not repeat cephtrimdentries if no progress possible cephcapreclaimwork re-queues itself for as long as cephtrimdentries returns -EAGAIN, which happens whenever a lease walk exhausts its nrtoscan budget. This creates a bu...

CVE-2026-80996

In the Linux kernel, the following vulnerability has been resolved: net: l2tp: do not propagate multicast notification errors The tunnel create, tunnel modify, session create, and session modify netlink handlers send multicast notifications through helpers that can fail while allocating or encodi...

CVE-2026-89480

In the Linux kernel, the following vulnerability has been resolved: nvme-tcp: reject a read that transferred too few bytes nvmetcprecvdata completes a request once the current C2HData PDU has been consumed. Nothing compares the total bytes received against the length the command asked for: struct...

CVE-2026-89617

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: validate dirty page table on log replay Each DIRPAGEENTRY ends in a pagelcns array whose length is the on-disk lcnsfollow field. checkrstbl validates the table bookkeeping but never checks that this array fits in the...