EUVD-2026-86760

In the Linux kernel, the following vulnerability has been resolved: bootconfig: Fix integer overflow in initrd size check Sashiko reported that in getbootconfigfrominitrd, a crafted initrd with a huge bootconfig size such as 0xFFFFFFFF can cause the pointer arithmetic: data = void hdr - size; to...

EUVD-2026-86759

In the Linux kernel, the following vulnerability has been resolved: cpufreq: zero-initialize policy cpumask before sysfs publication cpufreqpolicyalloc allocates policy-cpus with alloccpumaskvar, i.e. without GFPZERO, unlike the sibling relatedcpus and realcpus masks. With CONFIGCPUMASKOFFSTACK=y...

EUVD-2026-86758

In the Linux kernel, the following vulnerability has been resolved: cpufreq: initialize policy rwsem before sysfs publication cpufreqpolicyalloc initializes policy-rwsem after kobjectinitandadd has created the policy sysfs directory and its default attributes. A sysfs access can therefore reach a...

EUVD-2026-86756

In the Linux kernel, the following vulnerability has been resolved: fs: don't return -EINVAL for successful nested thaw Commit 7366f8b6fc6a "fs: handle freezing from multiple devices" replaced the freezeholders bitmask with per-holder counters to allow nested freezes. In the bitmask version, a th...

EUVD-2026-86757

In the Linux kernel, the following vulnerability has been resolved: exit: hold a reference to threadpid across procflushpid Commit 0a36bad01731 "releasetask: kill the no longer needed get/putpidthreadpid" removed the reference around procflushpid. It assumed that freepidspost.pids at the end of...

EUVD-2026-86754

In the Linux kernel, the following vulnerability has been resolved: drm/drmexec: fix up contended obj when numobjects is 0 drmexecpreparearray silently returns success without calling drmexeclockcontended when numobjects is zero. This breaks the invariant upheld by drmexeclockobj, where every ent...

EUVD-2026-86755

In the Linux kernel, the following vulnerability has been resolved: genetlink: pin family module during policy dump The generic netlink controller's policy dump keeps pointers to the target family's operation and policy tables in its callback state. A dump may be split across multiple skbs and...

EUVD-2026-86753

In the Linux kernel, the following vulnerability has been resolved: drm/i915: Fix memory leak in queryperfconfiglist When krealloc fails, free the original oaconfigids before returning to avoid a memory leak. cherry picked from commit 9977e9d84f46d4f12ad35fbbc0ec4638554bce87...

EUVD-2026-86751

In the Linux kernel, the following vulnerability has been resolved: drm/xe: Flush LSC untyped L1 dataport cache after rcs/ccs batches emitrendercacheflush sets PIPECONTROL0HDCPIPELINEFLUSH to flush the L2/HDC data cache before fence signalling, but it never requests a flush of the LSC untyped L1...

EUVD-2026-86752

In the Linux kernel, the following vulnerability has been resolved: drm/rockchip: analogixdp: fix unchecked bound endpoint name length rockchipdpdrmencoderenable uses sprintf to format a device tree path into a 32-byte stack buffer. Device tree paths are not limited to this size, so a sufficientl...

EUVD-2026-86750

In the Linux kernel, the following vulnerability has been resolved: iouring/rw: end write accounting from -kicomplete Commit b000145e9907 moved both the fsnotify calls and the write accounting out of the kiocb completion handler and into the ioreqrwcomplete taskwork. However, only the fsnotify pa...

EUVD-2026-86749

In the Linux kernel, the following vulnerability has been resolved: iouring/net: don't overconsume buffers when using MSGTRUNC When a recv/recvmsg is issued with MSGTRUNC and the incoming packet is larger than the provided buffer, the net layer returns the full length of the packet rather than th...

EUVD-2026-86748

In the Linux kernel, the following vulnerability has been resolved: ring-buffer: Check resizedisabled before publishing the new subbuf order ringbuffersubbuforderset stores the new order and only then walks the CPUs, returning -EBUSY if any of them has resizing disabled. A user mapped buffer has...

EUVD-2026-86746

In the Linux kernel, the following vulnerability has been resolved: net: bridge: use option bits for CFM/MRP frame handlers CFM and MRP register a global brframetype whose hlistnode is linked into the per-bridge frametypelist when the first MEP/MRP instance is created. Enabling the protocol on...

EUVD-2026-86747

In the Linux kernel, the following vulnerability has been resolved: net/sched: actapi: release all action references on NEWACTION failure When a batched RTMNEWACTION request replaces an existing action, tcfidrcheckalloc takes a temporary reference on it. If a later action fails to initialize,...

EUVD-2026-86745

In the Linux kernel, the following vulnerability has been resolved: net: dsa: tagbrcm: legacy FCS: request needed tailroom The legacy FCS tagger calculates the CRC over skb-len bytes starting at skb-data. When a nonlinear skb reaches the tagger, this reads past the linear head into unrelated slab...

EUVD-2026-86744

In the Linux kernel, the following vulnerability has been resolved: net: mana: Reserve extra CQ slot for the fence completion CQE The RX completion queue is sized to hold exactly one CQE per posted RX WQE. MANAFENCERQ makes hardware post an additional CQERXOBJECTFENCE after the packet CQEs. The...

EUVD-2026-86743

In the Linux kernel, the following vulnerability has been resolved: net: mpls: clear innerprotocol when the last label is popped skbmplspush records the pre-encapsulation network header once, gated on !skb-innerprotocol. skbmplspop never clears that record, so it outlives the encapsulation it...

EUVD-2026-86741

In the Linux kernel, the following vulnerability has been resolved: netfs: Fix uninitialized return value in netfsunbufferedwrite If preparation of the first subrequest fails, netfsunbufferedwrite exits its loop before ret is initialized. The empty-iterator check can do the same. For synchronous...

EUVD-2026-86742

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: fix use-after-free of the flow table mask array tblmaskarrayrealloc retires the old maskarray before it stops being reachable: old = ovsldereferencetbl-maskarray; if old ... callrcu&old-rcu, maskarrayrcucb;...

EUVD-2026-86740

In the Linux kernel, the following vulnerability has been resolved: netfilter: cttimeout: prevent UAF during module unload nfctsettimeout protects the timeout hook dereference and policy lookup with rcureadlock. cttimeoutexit, however, unregisters the per-net operations before it clears the hook...

EUVD-2026-86739

In the Linux kernel, the following vulnerability has been resolved: netfilter: nflog: unregister loggers before per-net teardown nflogsyslog and nfnetlinklog unregister their per-network namespace operations before unregistering their global logger backends. This leaves a window where a sysctl or...

EUVD-2026-86738

In the Linux kernel, the following vulnerability has been resolved: vdpa: ifcvf: Put device on unsupported feature error Route unsupported provisioned features through the common error path after vdpaallocdevice so the allocated device and adapter pointer are released consistently...

EUVD-2026-86737

In the Linux kernel, the following vulnerability has been resolved: fs: autofs: fix memory leak in autofsfillsuper In autofsfillsuper, we create a new inode using autofsnewino, however, if we fail to create rootinode, that is, rootinode failure path, we return -ENOMEM without freeing the new...

EUVD-2026-86736

In the Linux kernel, the following vulnerability has been resolved: erofs: preserve LZMA decoders on resize failure The pool-resize path frees each stream's old decoder before allocating its replacement. If an allocation fails after some streams have already been replaced, the failed stream is pu...

EUVD-2026-86735

In the Linux kernel, the following vulnerability has been resolved: fbdev: vfb: defer cleanup until the last reference FBIOGETCMAP takes a shallow snapshot of info-cmap and performs the usercopy after dropping info-lock. vfbremove frees the colormap immediately after unregistering the framebuffer...

EUVD-2026-86734

In the Linux kernel, the following vulnerability has been resolved: idpf: disable DIM work before freeing qvectors idpf never drains the Tx/Rx DIM works before freeing the memory they live in. txdim and rxdim are embedded in struct idpfqvector, they are queued from the NAPI poll via netdim, and...

EUVD-2026-86733

In the Linux kernel, the following vulnerability has been resolved: inet: frags: invalidate queues before flushing them fqdirpreexit flushes the skbs from incomplete queues without changing their completion state. A fragment which found a queue before highthresh was cleared can then acquire the...

EUVD-2026-86731

In the Linux kernel, the following vulnerability has been resolved: ieee802154: cc2520: fix FIFOP work use-after-free The FIFOP interrupt handler queues cc2520fifopirqwork. On removal, cc2520remove only flushes the work. The devm-managed FIFOP IRQ remains active until after -remove returns and ca...

EUVD-2026-86732

In the Linux kernel, the following vulnerability has been resolved: ieee802154: 6lowpan: fix NULL dereference in lowpannewlink TUNSETLINK allows a TUN device to change its link-layer type to ARPHRDIEEE802154 without initializing ieee802154ptr. lowpannewlink checks only the device type before...

EUVD-2026-86730

In the Linux kernel, the following vulnerability has been resolved: ieee802154: hwsim: serialize pib updates to fix double-free hwsimupdatepib does an unserialized read-swap-free of phy-pib: pibold = rtnldereferencephy-pib; ... rcuassignpointerphy-pib, pib; kfreercupibold, rcu; It assumes the RTN...

EUVD-2026-86729

In the Linux kernel, the following vulnerability has been resolved: ipv4: fib: bound automatic table ID allocation fibemptytable probes every table ID from 1 until it finds a free one. IPv4 tables are stored in a 256-bucket hash table, so a dense set of IDs makes each probe walk a growing hash...

EUVD-2026-86728

In the Linux kernel, the following vulnerability has been resolved: ipv6: flowlabel: cap duplicate leases per socket ipv6flowlabelget allocates an ipv6flsocklist entry for every successful GET. The recheck path for a compatible existing flowlabel links another lease without applying any lease...

EUVD-2026-86903

In the Linux kernel, the following vulnerability has been resolved: mac802154: fix use-after-free of sdata via queued RX frames The RX softirq producer ieee802154subifframe queues received beacon and MAC-command frames onto local-rxbeaconlist / rxmaccmdlist and schedules a process-context worker,...

EUVD-2026-86904

In the Linux kernel, the following vulnerability has been resolved: ipvs: reject invalid states in connection template sync records IPVS sync receivers validate protocol states before creating or updating a connection. For connection templates, however, they only log states outside the template...

EUVD-2026-86902

In the Linux kernel, the following vulnerability has been resolved: landlock: Fix use-after-free of the source's parent directory currentcheckreferpath reads olddentry-dparent without holding a reference nor a lock on it, and then dereferences it in collectdomainaccesses and in the audit record. ...

EUVD-2026-86901

In the Linux kernel, the following vulnerability has been resolved: iommu/s390: Fix NULL dereference in iovatophys with ZPCITABLETYPERFX When using a 5-level translation table via ZPCITABLETYPERFX getrsofromiova returns NULL when the region-first entry is invalid. Yet in getrtofromiova the...

EUVD-2026-86900

In the Linux kernel, the following vulnerability has been resolved: s390/crypto: Fix missing scrub of temp buffers with AES ctr and gcm algorithm In function ctraescrypt there is a buffer used to process remaining bytes AESBLOCKSIZE. This buffer was not scrubbed and thus could lead to expose of...

EUVD-2026-86898

In the Linux kernel, the following vulnerability has been resolved: s390/crypto: Fix missing scrub of temp buffers with PAES algorithm In function ctrpaesdocrypt there is a buffer used to process remaining bytes AESBLOCKSIZE. This buffer was not scrubbed and thus could lead to expose of unwanted...

EUVD-2026-86899

In the Linux kernel, the following vulnerability has been resolved: s390/crypto: Fix handling of EBUSY in PHMAC when req is pushed to crypto engine When a request is transferred to the engine via cryptotransferhashrequesttoengine there are two return codes signaling a successful transfer:...

EUVD-2026-86897

In the Linux kernel, the following vulnerability has been resolved: s390/crypto: Fix wrong return code to engine in asynch callbacks When cryptofinalizehashrequest or cryptofinalizeskcipherrequest explicitly completes a request, the doonerequest callback must return 0 to indicate successful...

EUVD-2026-86895

In the Linux kernel, the following vulnerability has been resolved: perf: RISC-V: store available counter mask as bitmap The available-counter mask was a single unsigned long, but iteration uses RISCVMAXCOUNTERS, which is 64. On RV32 that reads past the object. Filling with an unsigned-long bit a...

EUVD-2026-86896

In the Linux kernel, the following vulnerability has been resolved: s390/crypto: Map EBUSY to EIO when key conversion fails repeatedly When hardware persistently returns -EBUSY after exhausting retries, the error propagates to cryptofinalizerequest. The crypto API's completion wrapper treats -EBU...

EUVD-2026-86894

In the Linux kernel, the following vulnerability has been resolved: afs: Fix missing kunmap in afsdirsearchbucket Fix afsdirsearchbucket to kunmap the block it's using in the "bad:" path...

EUVD-2026-86892

In the Linux kernel, the following vulnerability has been resolved: afs: Fix incorrect free in candidate cleanup in afslookupserver Fix afslookupserver to not free an existing server's endpoint state when cleaning up a candidate server. The candidate record doesn't have an endpoint state yet at...

EUVD-2026-86893

In the Linux kernel, the following vulnerability has been resolved: afs: Fix double-unmap of directory block Fix afseditdirremove to use a cleanup function to unmap the block pointed to by afsdiriter::block if it's left pointing to something rather than manually kunmapping the blocks. Manually...

EUVD-2026-86891

In the Linux kernel, the following vulnerability has been resolved: afs: Clear stale peer app data after address list changes afsfsprobefileserver fetches the current endpoint state under server-fslock, but leaves oldalist as NULL. Consequently, afssetpeerappdata treats every address list...

EUVD-2026-86890

In the Linux kernel, the following vulnerability has been resolved: hwmon: gpio-fan Fix use-after-free in alarm work fanalarmirqhandler queues fandata-alarmwork, but nothing cancels it. fanalarmnotify dereferences fandata and its hwmon device. On unbind, devres frees the interrupt, which only wai...

EUVD-2026-86889

In the Linux kernel, the following vulnerability has been resolved: media: verisilicon: hantro: bound G2 HEVC tile loop to the buffer capacity preparetileinfobuffer writes one entry per tile into the tilesizes DMA buffer, sized for a grid equal to the PPS uAPI array capacity. Use the bounded...

EUVD-2026-86887

In the Linux kernel, the following vulnerability has been resolved: media: mediatek: vcodec: bound AV1 tile-start copy to the array capacity vdecav1slicesetuptile copies tilecols + 1 / tilerows + 1 entries into micolstarts / mirowstarts from the bitstream tileinfo. Bound the copy to the array...