CVE-2026-74694

In the Linux kernel, the following vulnerability has been resolved: net/ncsi: fix heap OOB read in NCSICMDSENDCMD payload length ncsisendcmdnl takes the number of bytes to copy from the attacker-controlled ncsipkthdr.length field of the in-band packet header, while the source buffer is the...

CVE-2026-74695

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfflowtable: drop existing skb dst before skbdstsetnoref Incoming skbs passing through netfilter flowtable offload hooks or XFRM offload path might already carry a ref-counted dstentry assigned during earlier RX or...

CVE-2026-74693

In the Linux kernel, the following vulnerability has been resolved: net: prestera: validate firmware header length presterafwhdrparse reads the firmware header before checking that the firmware image contains that header. Reject images shorter than struct presterafwheader before decoding the magi...

CVE-2026-74691

In the Linux kernel, the following vulnerability has been resolved: net: thunderbolt: Tear down DMA paths before stopping the rings tbnetteardown stops both rings and frees their frame buffers before calling tbxdomaindisablepaths. tbringstop zeroes the ring's descriptor base and tbnetfreebuffers...

CVE-2026-74692

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix TOCTOU race between smclistenout and listener close smclistenout reads lsmc-sk.skstate without the listener lock, then acquires locksocknested only after the check passes. This opens a window where smccloseactive can...

CVE-2026-74689

In the Linux kernel, the following vulnerability has been resolved: net/atm: fix slab-out-of-bounds read in vccsetsockopt vccsetsockopt contained an ineffective optlen check: if SOLEVELMATCHoptname, level && optlen != SOSIZEoptname return -EINVAL; If SOLEVELMATCHoptname, level evaluated to false...

CVE-2026-74690

In the Linux kernel, the following vulnerability has been resolved: s390/ism: Fix UAF of sba and ieq during ismdevexit A ism interrupt handler can be active in parallel with ismdevexit, accessing freed data structures. No new interrupts will be generated after unregisterieq. Drain ongoing interru...

CVE-2026-74688

In the Linux kernel, the following vulnerability has been resolved: sctp: clear control chunk transport if it is being removed sctpmakeheartbeatack caches the destination transport in chunk-transport without taking a reference. When srcoutofasocok is enabled, the HEARTBEAT ACK may remain queued o...

CVE-2026-74686

In the Linux kernel, the following vulnerability has been resolved: rqspinlock: Reset tail when preserving queue on deadlock Currently, the destruction of the waiter queue is suppressed for rqspinlock in cases where a deadlock is detected. Deadlock checks happen relatively frequently on entry for...

CVE-2026-74687

In the Linux kernel, the following vulnerability has been resolved: watchdog: at91sam9wdt: prevent timer rearm during teardown at91ping rearms the watchdog timer from its callback. timerdelete neither waits for a running callback nor prevents it from rearming the timer, so probe failure or driver...

CVE-2026-74685

In the Linux kernel, the following vulnerability has been resolved: hwmon: ltc4282 Clamp negative current limits When a negative value is passed to ltc4282writecurr, the signed long val is cast directly to u64: drivers/hwmon/ltc4282.c:ltc4282writecurr / need to pass it in millivolt / u32 in =...

CVE-2026-74684

In the Linux kernel, the following vulnerability has been resolved: net: tap: set skb-dev before parsing virtio net header in tapgetuserxdp The commit 4f61f133f354 "net: tap: NULL pointer derefence in devparseheaderprotocol when skb-dev is null" fixed a crash in tapgetuser by assigning skb-dev...

CVE-2026-74683

In the Linux kernel, the following vulnerability has been resolved: Input: evdev - sanitize event type index when fetching event masks The user-supplied event type index passed to EVIOCGMASK / EVIOCSMASK ioctls is used to index the static counts array in evdevgetmaskcnt and client evmasks array i...

CVE-2026-74682

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: fix OOB write on Type II inbound URBs dataepsetparams sizes each URB transfer buffer before it adds the Format Type II transfer delimiter: u-packets = urbpacks; u-buffersize = maxsize u-packets; if fmt-fmttype ==...

CVE-2026-74680

In the Linux kernel, the following vulnerability has been resolved: usb: atm: cxacru: properly kill rcvurb on error in cxacrucm If cxacrucm encounters an error while submitting or waiting for sndurb, it aborts and returns the error without killing the already submitted rcvurb. This leaves the...

CVE-2026-74681

In the Linux kernel, the following vulnerability has been resolved: usb: misc: usbio: check ibuflen against rxbuflen in bulk msg ibuflen is the bulk IN receive buffer size, but the EMSGSIZE check in usbiobulkmsg compares it against txbuflen — the bulk OUT endpoint size. Both are taken independent...

CVE-2026-74679

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: fncm: Use unsigned int for ndpindex The variable ndpindex is declared as a signed integer, but it stores the return value of getncm, which is unsigned. A malicious host can supply a large offset that overflows the...

CVE-2026-74678

In the Linux kernel, the following vulnerability has been resolved: net: usb: ax88179178a: fix skb leak in ax88179txfixup When the interface has NETIFFSG enabled and skblinearize fails in ax88179txfixup, the function returns NULL without freeing the skb. usbnetstartxmit treats a NULL return from...

CVE-2026-74677

In the Linux kernel, the following vulnerability has been resolved: net: usb: ipheth: fix carrierwork UAF on disconnect iphethsndbulkcallback re-arms the carrier-check work on any non-zero URB status: else scheduledelayedwork&dev-carrierwork, 0; Nothing ties that to the interface being up, so the...

CVE-2026-74676

In the Linux kernel, the following vulnerability has been resolved: vt: add permission check for KDSKBMETA ioctl KDSKBMETA modifies keyboard meta mode but lacks the !perm check that all other keyboard setter ioctls in vtkioctl enforce, allowing a process to change meta mode on a non-controlling...

CVE-2026-74675

In the Linux kernel, the following vulnerability has been resolved: vt: stabilize tty reference in kbdkeycode with ttyportttyget kbdkeycode reads vc-port.tty without acquiring a tty reference, racing against conshutdown which clears port.tty under a different lock. Use ttyportttyget/ttykrefput to...

CVE-2026-74674

In the Linux kernel, the following vulnerability has been resolved: mm: fix incorrect flush address in direct page table reclaim When zappterange reclaims a page table, it does: ptefreetlbtlb, pmdpgtablepmdval, addr; and this is unconditionally wrong: if this code executes, addr always points one...

CVE-2026-74673

In the Linux kernel, the following vulnerability has been resolved: Input: evdev - fix information leak in evdevpassvalues In evdevpassvalues, the inputevent structure is allocated on the kernel stack and populated field-by-field. However, it is never fully initialized. On architectures where...

CVE-2026-74672

In the Linux kernel, the following vulnerability has been resolved: mm/vmalloc: acquire initmm lock on huge vmap to avoid ptdump UAF Patch series "mm: fix UAF caused by race between ptdump and vmap pgtable freeing", v6. Kernel page table walkers fall into two broad categories - those ranges where...

CVE-2026-74671

In the Linux kernel, the following vulnerability has been resolved: ima: fix out-of-bounds read in xattrverify The digest-length check in xattrverify mixes int and sizet: if xattrlen - sizeofxattrvalue-type - hashstart = iint-imahash-length sizeof yields sizet, so the usual arithmetic conversions...

CVE-2026-74670

In the Linux kernel, the following vulnerability has been resolved: ipvs: stop estimator after disabled calc phase IPVS estimator kthread 0 starts with zeroed chain and tick limits until its initial calculation phase completes. If network namespace teardown clears ipvs-enable during that phase,...

CVE-2026-74669

In the Linux kernel, the following vulnerability has been resolved: ipvs: clear IPv4 options after rebasing tunnel ICMP errors ipvsinicmp rebases an skb from the outer ICMP packet to the quoted original request before passing it to icmpsend. However, IPCBskb-opt still describes the outer IPv4...

CVE-2026-74668

In the Linux kernel, the following vulnerability has been resolved: packet: use consistent hardheaderlen in TXRING send path tpacketsnd reads dev-hardheaderlen independently for skb allocation and header construction in tpacketfillskb. Concurrent netdevice reconfiguration can therefore make the...

CVE-2026-74666

In the Linux kernel, the following vulnerability has been resolved: packet: synchronize pressure clearing with ring reconfiguration packetsetring updates the RX ring state under skreceivequeue.lock, but used to publish the tpacket receive mode through po-prothook.func after releasing that lock...

CVE-2026-74667

In the Linux kernel, the following vulnerability has been resolved: net/packet: reset the MAC header on the packet-socket transmit path packetparseheaders resets the MAC header only for a SOCKRAW frame whose socket did not bind a protocol. A protocol-bound SOCKRAW socket, any SOCKDGRAM frame, and...

CVE-2026-74665

In the Linux kernel, the following vulnerability has been resolved: net: fix skb length accounting after generic XDP frag adjustment Generic XDP exposes non-linear skb fragments through an xdpbuff. If an XDP program adjusts the fragment area, bpfprogrungenericxdp copies xdpfragssize back to...

CVE-2026-74664

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: reallocate update replies for mismatched IDs ovsflowcmdnew preallocates the optional reply skb before it takes ovsmutex and before it knows which existing flow will be updated. That is normally fine because the...

CVE-2026-74662

In the Linux kernel, the following vulnerability has been resolved: inet: frags: publish queues before arming timer inetfragcreate arms the fragment queue timer before inserting the queue into the fqdir rhashtable. If the namespace fragment timeout is zero or negative, the timer can run before th...

CVE-2026-74663

In the Linux kernel, the following vulnerability has been resolved: net/sched: reject overly deep qdisc hierarchies Deep qdisc hierarchies can lead to excessive recursion in qdisc tree walkers and exhaust the kernel stack. The existing loop check does not cover the create-and-graft path, so a...

CVE-2026-74661

In the Linux kernel, the following vulnerability has been resolved: mac802154: fix netdev use-after-free in beacon worker mac802154beaconworker reads local-beaconreq under RCU and derives the sub-interface from the request, but then drops the RCU read lock and continues to use both sdata and the...

CVE-2026-74660

In the Linux kernel, the following vulnerability has been resolved: netfilter: ebtnflog: pin the NFLOG backend nflogunregister runs after the per-net teardown so its final RCU grace period also drains readers that obtained the logger from a per-net binding. However, ebtnflog passes an explicit UL...

CVE-2026-74659

In the Linux kernel, the following vulnerability has been resolved: net: bridge: mrp: fix uninitialised bytes on the wire brmrpalloctestskb builds MRP test frames on an skb from devallocskb, which does not clear the linear data area. On the MRA ring-role branch the sub-option TLV header is append...

CVE-2026-74658

In the Linux kernel, the following vulnerability has been resolved: futex: Prevent robust futex exit race some more A robust futex unlock stores 0 over the whole futex value - wiping FUTEXWAITERS - and wakes a single waiter. That wakeup is a one-shot notification: the protocol relies on its...

CVE-2026-74657

In the Linux kernel, the following vulnerability has been resolved: ipv4: Fix fibnlmsgsize for RTAVIA nexthops fibnlmsgsize still estimates nexthop space as if every gateway is encoded as an IPv4 RTAGATEWAY attribute. IPv4 routes can also carry an IPv6 gateway, which fibnexthopinfo dumps as RTAVI...

CVE-2026-74656

In the Linux kernel, the following vulnerability has been resolved: ipv4: fix use-after-free in fibnhcupdatemtu fibnhcupdatemtu walks the nexthop exception table under RTNL, but RTNL does not serialize this walk with PMTU exception updates. The walk uses rcudereferenceprotected with a constant tr...

CVE-2026-74654

In the Linux kernel, the following vulnerability has been resolved: serial: 8250dma: Clear stale RX state on shutdown serial8250releasedma terminates RX DMA and releases the channel, but leaves rxrunning set. If the port is closed while an RX transfer is active, the stale state remains while rxch...

CVE-2026-74655

In the Linux kernel, the following vulnerability has been resolved: serial: qcom-geni: fix TX DMA buffer flush When transmit flushing a qcom-geni UART during an ongoing TX DMA, the UART gets stuck infinitely repeating corrupted TX DMA frames. The DMA-mode uartops does not provide a flushbuffer...

CVE-2026-74653

In the Linux kernel, the following vulnerability has been resolved: serial: 8250of: clear stuck empty-FIFO RX-timeout on LPC32xx The NXP LPC32xx UART PORTLPC3220 can latch an RX character-timeout interrupt while the RX FIFO is empty: IIR reports UARTIIRRXTIMEOUT 0x0c but LSR.DR is clear. A...

CVE-2026-74652

In the Linux kernel, the following vulnerability has been resolved: serial: amba-pl011: cancel RS485 hrtimers after freeing IRQ The RS485 trigger hrtimers are embedded in the devm-managed port and can fire after it is freed. The IRQ handler can arm a timer, so free the IRQ first and then cancel...

CVE-2026-74651

In the Linux kernel, the following vulnerability has been resolved: staging: rtl8723bs: fix OOB read in rtwgetwpaie rtwgetwpaie reads bytes at fixed offsets into a vendor-specific information element without checking that the element is long enough, causing an out-of-bounds read for a short...

CVE-2026-74650

In the Linux kernel, the following vulnerability has been resolved: staging: rtl8723bs: fix OOB read in WMMparamhandler WMMparamhandler copies a fixed-size WMM parameter element out of a received information element without checking that the element is long enough, causing an out-of-bounds read f...

CVE-2026-74649

In the Linux kernel, the following vulnerability has been resolved: staging: rtl8723bs: fix missing shared-key auth challenge length check The WEP shared-key authentication handler uses the challenge-text element's attacker-controlled length without checking it against the fixed 128-byte chgtxt...

CVE-2026-74648

In the Linux kernel, the following vulnerability has been resolved: staging: rtl8723bs: validate monitor transmit frame lengths rtwcfg80211monitorifxmitentry removes the radiotap header and then reads the 802.11 frame control field without checking that a base 802.11 header remains. The data path...

CVE-2026-74647

In the Linux kernel, the following vulnerability has been resolved: misc: fastrpc: Remove buffer from list prior to unmap operation fastrpcreqmunmapimpl is called to unmap any buffer. The buffer is getting removed from the list after it is unmapped from DSP. This can create potential race...

CVE-2026-74646

In the Linux kernel, the following vulnerability has been resolved: misc: fastrpc: take fl-lock when moving mmaps on interrupted invoke When an invoke is interrupted by a signal, waitforcompletioninterruptible returns -ERESTARTSYS and fastrpcinternalinvoke moves every buffer from fl-mmaps onto...