UBUNTU-CVE-2026-78161

A vulnerability was found in warmcat libwebsockets 4.5.0. Impacted is the function reportrawcbor of the file lib/misc/lecp.c of the component LECP CBOR Recording. The manipulation results in out-of-bounds write. The attack can be launched remotely. The exploit has been made public and could be...

UBUNTU-CVE-2026-78148

A vulnerability was determined in ggml-org llama.cpp bec4772f6. This affects the function rpcserver::graphcompute of the file ggml/src/ggml-rpc/ggml-rpc.cpp of the component ggml-RPC Server. Executing a manipulation can lead to null pointer dereference. The attack may be launched remotely. The pu...

UBUNTU-CVE-2026-78147

A vulnerability was found in ggml-org llama.cpp bec4772f6. The impacted element is the function deserializetensor of the file ggml/src/ggml-rpc/ggml-rpc.cpp of the component ggml-RPC Server. Performing a manipulation of the argument op/opparams results in deserialization. The attack may be...

UBUNTU-CVE-2026-78183

DBD::Pg version 3.21.0 for Perl has a heap out-of-bounds write in quotefloat. quotefloat allocates the length of the string + 1, which is the size of the bare numeric symbol plus NULL. But for special literals NaN, Inf, +Inf, -Inf, Infinity, +Infinity, -Infinity it emits the literal surrounded by...

UBUNTU-CVE-2026-74605

In the Linux kernel, the following vulnerability has been resolved: eventfs: Use children field for rcu head and add memory barriers When an eventfs inode is freed, it sets ei-isfreed and then uses its ei-list to add it to the srcu link list as the list field is a union with the rcu list head. As...

UBUNTU-CVE-2026-74596

In the Linux kernel, the following vulnerability has been resolved: fs,fsverity: remove check for fsverity being enabled in setattrprepare The check that fs-verity is available in the kernel is not necessary here. Filesystems could have fsverity files even without fs-verity enabled. In that case,...

UBUNTU-CVE-2026-74593

In the Linux kernel, the following vulnerability has been resolved: schedext: Take cgrouplock first in scxcgrouplock scxcgrouplock write-locks scxcgroupopsrwsem and then takes cgrouplock, which can deadlock through kernfs: scx enable/disable cgroup rmdir cpu.weight write ------------------...

UBUNTU-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...

UBUNTU-CVE-2026-74591

In the Linux kernel, the following vulnerability has been resolved: mm/filemap: filemapaddfolio restore index before retrying In filemapaddfolio's split-a-conflict loop, xassetorder is applied repeatedly: each application modifies xas.xaindex, rounding it down according to the splitorder attempte...

UBUNTU-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...

UBUNTU-CVE-2026-74708

In the Linux kernel, the following vulnerability has been resolved: xsk: validate launch-time metadata size Launch-time metadata extends beyond the first 16 bytes of struct xsktxmetadata. Reject the request when the registered metadata area does not contain the complete field. Snapshot the...

UBUNTU-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...

UBUNTU-CVE-2026-74632

In the Linux kernel, the following vulnerability has been resolved: mm/hugememory: fix hugezeropfn race Patch series "mm/hugememory: fix hugezeropfn race", v2. There is a subtle race in the reference-counted hugezerofolio implementation. The fast path atomic logic fails to account for the fact th...

UBUNTU-CVE-2026-74712

In the Linux kernel, the following vulnerability has been resolved: vdpa/mlx5: Fix buffer length in createdirectkeys We have seen in our CI the following KASAN message: BUG: KASAN: slab-out-of-bounds in cmdexec+0x550/0xca0 mlx5core Read of size 272 at addr 0000000176795020 by task...

UBUNTU-CVE-2026-74707

In the Linux kernel, the following vulnerability has been resolved: xsk: validate metadata when processing requests The zero-copy path validates TX metadata while obtaining the descriptor context, then reads it again later when preparing the hardware request. User space can change the metadata...

UBUNTU-CVE-2026-74629

In the Linux kernel, the following vulnerability has been resolved: net/dibs: Correct freeing of dmbclientidarr A dibs device interrupt handler can be active after dibsdevdel and may still access dmbclientidarr. UAF In case of a failure in dibsdevadd being called by dibslodevprobe dmbclientidarr ...

UBUNTU-CVE-2026-74620

In the Linux kernel, the following vulnerability has been resolved: net/sched: actgact, actpolice: range check the fallback control action tcfactioncheckctrlact range checks the primary control action: if !opcode ret = action TCACTVALUEMAX ? -EINVAL : 0; TCACTVALUEMAX is TCACTTRAP, so...

UBUNTU-CVE-2026-74585

In the Linux kernel, the following vulnerability has been resolved: thunderbolt: Bound the DROM dual link port number before indexing sw-ports tbdromparseentryport validates the device-supplied header-index against sw-config.maxportnumber before indexing sw-ports, but the sibling field...

UBUNTU-CVE-2026-74717

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: fwtracer, return NULL on create error Tracer creation can fail by returning either NULL or ERRPTR. The return value is stored without a check on the device, and users treat ERRPTR and NULL the same way. This also causes...

UBUNTU-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...

UBUNTU-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...

UBUNTU-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...

UBUNTU-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...

UBUNTU-CVE-2026-74641

In the Linux kernel, the following vulnerability has been resolved: ALSA: usx2y: bound the hwdep mmap fault offset sndus428ctlsvmfault turns the faulting page offset into a kernel address with no bound of any kind: offset = vmf-pgoff us428ctlssharedmem + offset; page = virttopagevaddr; getpagepag...

UBUNTU-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...

UBUNTU-CVE-2026-74622

In the Linux kernel, the following vulnerability has been resolved: net: atlantic: free RX pages of consumed but not refilled buffers aqringrxdeinit only walks swhead, swtail, the region posted to hardware. Since the page reuse strategy was added, a cleaned RX buffer keeps its page and its DMA...

UBUNTU-CVE-2026-74595

In the Linux kernel, the following vulnerability has been resolved: fscrypt: use the mount idmap for the owner check in fscryptioctlsetpolicy fscryptioctlsetpolicy calls inodeownerorcapable with &nopmntidmap before allowing an encryption policy to be set, instead of the idmap of the mount the ioc...

UBUNTU-CVE-2026-74633

In the Linux kernel, the following vulnerability has been resolved: tracing: Fix NULL pointer dereference in module event cache removal A module-only event filter such as ":mod:foo" is cached with a NULL eventmod-match when foo has not been loaded. If a later write tries to remove a specific matc...

UBUNTU-CVE-2026-74606

In the Linux kernel, the following vulnerability has been resolved: eventfs: Fix use-after-free in eventfsremoverec eventfsremoverec recursively removes the child at the current loop position. After the recursive call returns, listforeachentry advances by reading list.next from the removed child...

UBUNTU-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...

UBUNTU-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...

UBUNTU-CVE-2026-74702

In the Linux kernel, the following vulnerability has been resolved: vhost-scsi: reject feature changes after endpoint vhostscsisetupvqcmds runs from VHOSTSCSISETENDPOINT and allocates each command's protection scatterlist array protsgl according to the acknowledged VIRTIOSCSIFT10PI bit. The comma...

UBUNTU-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...

UBUNTU-CVE-2026-74603

In the Linux kernel, the following vulnerability has been resolved: ptp: ocp: Fix board ID over-read The EEPROM board ID is a fixed 13-byte field and is not guaranteed to contain a NUL terminator. Passing it directly to devlinkinfoversionfixedput treats it as a C string and may read beyond the...

UBUNTU-CVE-2026-74623

In the Linux kernel, the following vulnerability has been resolved: net: atlantic: free stranded TX buffers on ring deinit aqvecdeinit drains the TX rings with a single aqringtxclean call, which frees at most AQCFGTXCLEANBUDGET 256 descriptors and stops at hwhead, which no longer moves once...

UBUNTU-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...

UBUNTU-CVE-2026-74619

In the Linux kernel, the following vulnerability has been resolved: ovl: don't warn when the mount is completed from another user namespace fsopen records the caller's user namespace in fc-userns and hands back an ordinary file descriptor. Nothing ties the task that calls fsconfigFSCONFIGCMDCREAT...

UBUNTU-CVE-2026-74732

Rejected reason: This CVE ID has been rejected or withdrawn by its CVE Numbering Authority...

UBUNTU-CVE-2026-74644

In the Linux kernel, the following vulnerability has been resolved: mm/damon/ops-common: putback folios on invalid migrate nid damonpamigrate and damosvamigrate isolate folios into a local list and then call damonmigratepages. When targetnid is invalid including the scheme default NUMANONODE / -1...

UBUNTU-CVE-2026-74627

In the Linux kernel, the following vulnerability has been resolved: net: devmem: prevent net-iov / page mixing We should either have netiov or page backed frags in a single skb, otherwise it blows up down the stack. Don't allow mixing in zerocopyfillskbfromdevmem...

UBUNTU-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...

UBUNTU-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...

UBUNTU-CVE-2026-74714

In the Linux kernel, the following vulnerability has been resolved: bpf: tcp: Fix use-after-free in bpfitertcpestablishedbatch reqskqueuehashreq publishes a TCPNEWSYNRECV requestsock onto the ehash chain, drops the bucket lock, and only afterwards sets rskrefcnt to 3. Lockless readers such as...

UBUNTU-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...

UBUNTU-CVE-2026-74643

In the Linux kernel, the following vulnerability has been resolved: samples/damon/mtier: error out for zero quota goal target values Patch series "mm/damon: avoid division by zero from damosquotascore". DAMONSAMPLEMTIER and DAMONLRUSORT allow the user to trigger division by zero in damosquotascor...

UBUNTU-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...

UBUNTU-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 ==...

UBUNTU-CVE-2026-74594

In the Linux kernel, the following vulnerability has been resolved: sched/psi: Shut down rtpolltimer in psicgroupfree psischedulertpollwork is called locklessly from the scheduler hotpath and can race psitriggerdestroy taking down the last rtpoll trigger under rtpolltriggerlock:...

UBUNTU-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 =...

UBUNTU-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,...