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-2026-80983

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix socket refcount leak in smcswitchconns smcswitchconns takes a reference on the SMC socket before dropping lgr-connslock, so the connection stays alive while the CDC slot is fetched: sockhold&smc-sk;...

CVE-2026-80981

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix use-after-free of the LLC qentry in smcllcsrvaddlink smcllcsrvaddlink keeps addllc pointing into the queue entry: addllc = &qentry-msg.addlink; smcllc.c:1482 ... smcllcsaveaddlinkinfolinknew, addllc; smcllc.c:1494...

CVE-2026-80980

In the Linux kernel, the following vulnerability has been resolved: net/smc: stop killed, freed and outofsync sharing a byte The three connection state flags are single-bit bitfields, so they occupy one byte of struct smcconnection and every store to one is a read-modify-write of the other two: u...

CVE-2026-80979

In the Linux kernel, the following vulnerability has been resolved: net/smc: unregister the connection before draining the rx tasklet smcconnfree calls smcismunsetconn only while the link group is still on its device list, and never sets conn-killed. smclgrterminatesched unlinks the group...

CVE-2026-80978

In the Linux kernel, the following vulnerability has been resolved: net: cap advertised IP tunnel headroom IP tunnel devices derive their advertised neededheadroom from lower output devices. A stack of user-created devices can make the derived value larger than the 16-bit skb header offsets can...

CVE-2026-80976

In the Linux kernel, the following vulnerability has been resolved: seg6: reset IP6CB after IPv6 decapsulation decapandvalidate pulls the outer SRv6 headers and makes the inner packet the skb network header. The IPv6 control block still contains values collected while parsing the outer packet,...

CVE-2026-80977

In the Linux kernel, the following vulnerability has been resolved: net: skbuff: don't touch shared zerocopy state in skbtxerror skbtxerror completes the zerocopy uarg and clears SKBFLALLZEROCOPY, and skbzcopydowngrademanaged clears SKBFLMANAGEDFRAGREFS. Both live in skbshinfo, which every clone...

CVE-2026-80975

In the Linux kernel, the following vulnerability has been resolved: mfd: qnap-mcu: keep the reply buffer alive past a command timeout qnapmcuexec publishes an on-stack buffer to the receive path: unsigned char rxQNAPMCURXBUFFERSIZE; ... reply-data = rx; reply-length = length; and qnapmcureceivebu...

CVE-2026-80974

In the Linux kernel, the following vulnerability has been resolved: mfd: sm501: Fix potential memory leaks during remove The memory allocated for struct sm501devdata in sm501pciprobe and sm501platprobe is not freed by the corresponding remove functions sm501pciremove and sm501platremove. Fix that...

CVE-2026-80972

In the Linux kernel, the following vulnerability has been resolved: ALSA: aloop: Check card index validity at probe aloop 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 module probe time...

CVE-2026-80973

In the Linux kernel, the following vulnerability has been resolved: ALSA: 6fire: bound the MIDI event length from the device usb6firecommreceiverhandler forwards a MIDI event using a length byte the device supplies, with no bound and no check that the transfer delivered that many bytes: if...

CVE-2026-80971

In the Linux kernel, the following vulnerability has been resolved: ALSA: bcd2000: clear the URB pointers on disconnect bcd2000freeusbrelatedresources frees both URBs and leaves the pointers behind: usbkillurbbcd2k-midiouturb; usbkillurbbcd2k-midiinurb; usbfreeurbbcd2k-midiouturb;...

CVE-2026-80969

In the Linux kernel, the following vulnerability has been resolved: ALSA: mpu401: Check card index validity at probe mpu401 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 module probe...

CVE-2026-80970

In the Linux kernel, the following vulnerability has been resolved: ALSA: FCP: do not copy out an uninitialised init response fcpioctlinit allocates its response buffer with kmalloc and copies the whole buffer back to userspace: bufsize = init.step0respsize + init.step2respsize; void resp freekfr...

CVE-2026-80968

In the Linux kernel, the following vulnerability has been resolved: ALSA: mts64: Check card index validity at probe Although mts64 driver has a check of the given devptr-id value, it doesn't check for a negative id, which is often given as "none" or such value when bound via sysfs. This may lead ...

CVE-2026-80966

In the Linux kernel, the following vulnerability has been resolved: ALSA: portman2x4: Check card index validity at probe Although portman2x4 driver has a check of the given devptr-id value, it doesn't check for a negative id, which is often given as "none" or such value when bound via sysfs. This...

CVE-2026-80967

In the Linux kernel, the following vulnerability has been resolved: ALSA: pcxhr: initialize mutexes before requesting threaded IRQ pcxhrprobe requests pcxhrthreadedirq before initializing mgr-lock, even though the threaded handler takes that mutex. Initialize the manager locks before...

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-2026-80963

In the Linux kernel, the following vulnerability has been resolved: dm-stats: fix a crash if allocation of per-cpu data fails If "dmkvzallocpercpuallocsize, cputonodecpu" fails, the code jumps to the "out" label and calls dmstatfree. dmstatfree does "foreachpossiblecpucpu...

CVE-2026-80964

In the Linux kernel, the following vulnerability has been resolved: ALSA: virmidi: Check card index validity at probe virmidi 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 module probe...

CVE-2026-80962

In the Linux kernel, the following vulnerability has been resolved: dm-pcache: validate geometry fields from on-disk cacheinfo cachesegsinit iterates cacheinfo-nsegs times indexing cache-segments, which is sized to the cache device geometry, and getsegid takes each segment id from the on-media...

CVE-2026-80960

In the Linux kernel, the following vulnerability has been resolved: dm-pcache: validate on-media segnum against the cache device size segnum is read from the crc32c-only superblock, so whoever supplies the cache device on a table load CAPSYSADMIN controls it. It sizes cache-segments and is the...

CVE-2026-80961

In the Linux kernel, the following vulnerability has been resolved: dm-pcache: validate kset keynum and intra-segment bounds Two more fields decoded from the cache device go unbounded. The kset keynum drives cacheksetcrc and the replay loop in cachereplay, the writeback worker and the GC worker,...

CVE-2026-80959

In the Linux kernel, the following vulnerability has been resolved: dm-pcache: bound the persisted tail-position offset cacheposdecode takes the persisted keytail and dirtytail segoff from the cache device and addresses within the segment with it. A segoff at or past the segment datasize,...

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-2026-80958

In the Linux kernel, the following vulnerability has been resolved: dm-pcache: clamp the tail kset read to the segment data region The tail-kset read in cachereplay, the writeback worker and the GC worker bounds its length by PCACHESEGSIZE - segoff, the raw segment size rather than the data regio...

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-2026-80954

In the Linux kernel, the following vulnerability has been resolved: i3c: Fix unlocked dereference of dev-desc in i3cdevicegetsupportedxfermode i3cdevicegetsupportedxfermode uses dev-desc to obtain the master controller. However, dev-desc must not be dereferenced unless bus-lock is held, and this...

CVE-2026-80955

In the Linux kernel, the following vulnerability has been resolved: dm-pcache: fix use-after-free and invalid seg operations in ksetreplay In ksetreplay, when key-seggen is stale key-seggen cachepos.cacheseg-gen, cachekeyputkey is called but then key-cachepos.cacheseg is accessed as the argument ...

CVE-2026-80953

In the Linux kernel, the following vulnerability has been resolved: i3c: master: adi: initialize the lock before enabling interrupts adii3cmasterprobe requests the IRQ and unmasks REGIRQPENDINGCMDR before the controller's IBI state, transfer queue list and transfer queue lock are initialized. A...

CVE-2026-80951

In the Linux kernel, the following vulnerability has been resolved: i3c: master: svc: bound IBI payload to the requested maxpayloadlen svci3cmasterhandleibi reads the IBI payload from the RX FIFO into the IBI slot. The loop is bounded by the hardware FIFO size SVCI3CFIFOSIZE, not by the slot size...

CVE-2026-80952

In the Linux kernel, the following vulnerability has been resolved: i3c: master: Fix info leak and UAF in device unregister path i3cmasterunregisteri3cdevs clears i3cdev-dev-desc before calling deviceunregister. During deviceunregister, devicedel emits a KOBJREMOVE uevent and unbinds the driver...

CVE-2026-80950

In the Linux kernel, the following vulnerability has been resolved: i3c: renesas: Check that the transfer is valid before accessing it The Renesas I3C driver uses an asynchronous model to transfer data. It prepares a struct renesasi3cxfer, enqueues it, and waits for completion. The interrupt...

CVE-2026-80948

In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: dvm: fix memory leak in iwlopmodedvmstart In iwlopmodedvmstart, jumping to outfreeeeprom currently bypasses the outfreeeepromblob label. Consequently, error paths triggered after successfully parsing the EEPROM fre...

CVE-2026-80949

In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: Fix memory leak in brcmfsdioreadcontrol The memory allocated for buf is not freed in some of the error paths in brcmfsdioreadcontrol. Fix that by adding vfree calls. arend: rework as suggested by Johannes...

CVE-2026-80947

In the Linux kernel, the following vulnerability has been resolved: wifi: rtl8xxxu: fix use-after-free from rxurbwq on stop rtl8xxxu arms rxurbwq from the RX completion path: rtl8xxxurxcomplete hands the URB to rtl8xxxuqueuerxurb, which queues it on rxurbpendinglist and, once the list grows past...

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-2026-80944

In the Linux kernel, the following vulnerability has been resolved: wifi: mwifiex: Detach sync cmd buffer on interrupted wait mwifiex synchronous commands keep the caller-provided data buffer in cmdnode-databuf. Several callers pass stack-allocated objects there. If waiteventinterruptibletimeout ...

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-2026-80943

In the Linux kernel, the following vulnerability has been resolved: wifi: rtlwifi: rtl8192du: check QoS TID before indexing tids rtl92dutxfilldesc uses ieee80211gettid to read the QoS TID from the 802.11 header and then uses it as an index into staentry-tids. ieee80211gettid returns the low 4-bit...

CVE-2026-80942

In the Linux kernel, the following vulnerability has been resolved: wifi: rtlwifi: rtl8192du: Fix possible memory leak in rtl92duinitswvars The memory allocated inside rtl92duinitshareddata is not freed in any of the subsequent error paths in rtl92duinitswvars. Fix that by adding a call to...

CVE-2026-80940

In the Linux kernel, the following vulnerability has been resolved: wifi: rtw88: pci: fix resource leak on failed NAPI setup rtwpciprobe allocates PCI resources through rtwpcisetupresource before it sets up NAPI. If rtwpcinapiinit fails, the error path jumps straight to errpcideclaim and skips...

CVE-2026-80941

In the Linux kernel, the following vulnerability has been resolved: wifi: rtw88: Fix potential memory leak in rtwtxqpushskb The skb passed to the rtwhcitxwrite is expected to be freed when the function fails, but the error path in rtwtxqpushskb does not free the skb before returning. This can lea...

CVE-2026-80939

In the Linux kernel, the following vulnerability has been resolved: wifi: rtw89: pci: add .shutdown callback to stop rfkill polling on reboot Since the hardware rfkill polling was introduced, arm64 platforms can panic with an asynchronous SError during warm reboot: SError Interrupt on CPU8, code...

CVE-2026-80938

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7615: avoid waiting for mac work under the mt76 mutex mt7615suspend acquired the mt76 mutex and then called canceldelayedworksync on macwork. mt7615macwork acquires the same mutex via mt7615mutexacquire at the top o...

CVE-2026-80936

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7925: cancel mlopmwork on stop mt7925 queues mlopmwork with a 5 second delay during multi-link power-save setup and never cancels it on the stop path. If the device is torn down inside that window, the work outlives...

CVE-2026-80937

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7915: bound the device EEPROM address before the EFUSE copy mt7915mcugeteeprom copies a fixed EFUSE block into the driver's dev-mt76.eeprom.data buffer at the offset reported by the MCU response res-addr, a...

CVE-2026-80935

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7996: bound the device EEPROM address before the EFUSE copy mt7996mcugeteeprom derives the destination of the EFUSE/EXT block copy from the address reported by the MCU response event-addr, a device-controlled le32 a...

CVE-2026-80934

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7996: fix TX DMA mapping leak for AddBA req frames mt7996/mt7992 hand the firmware a HW MAC-TXP for AddBA req action frames MTTXD7MACTXD, set in mt7996macwritetxwi80211, but are otherwise FW-TXP devices. On tx free...