UBUNTU-CVE-2026-97908

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btqcomsmd: destroy RPMsg endpoints before freeing hcidev The command and ACL RPMsg endpoints store struct btqcomsmd as their callback private data. The receive callbacks dereference btq-hdev without taking an hcidev...

UBUNTU-CVE-2026-97912

In the Linux kernel, the following vulnerability has been resolved: accel: ethosu: Ensure SRAM size is 0 on mapping failure On a mapping failure of the SRAM, the SRAM size is left as non-zero. The probe will succeed as the error return is not checked since having SRAM is not a hard requirement. T...

UBUNTU-CVE-2026-97975

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisysfs: Fix NULL pointer dereference in devicedel A NULL pointer dereference in klistput occurs when a child device such as a BNEP network device in bnepsession is concurrently being unregistered while hciconndelsysf...

UBUNTU-CVE-2026-97577

In the Linux kernel, the following vulnerability has been resolved: media: verisilicon: rockchip: reject AV1 frames exceeding the tile capacity rockchipvpu981av1decsettileinfo indexes the tile group entry array by tile1 tilecols + tile0, reading up to tilecols tilerows entries, lays out one...

UBUNTU-CVE-2026-98085

In the Linux kernel, the following vulnerability has been resolved: bpf: backtrackinsn: Handle ldabs,ind subprog exit edge Nicholas Carlini reported a bug in precision backtracking mechanism for BPFLD | BPFIND,ABS instructions. These instructions are modelled as two branches: - fallthrough; -...

UBUNTU-CVE-2026-97613

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...

UBUNTU-CVE-2026-98117

In the Linux kernel, the following vulnerability has been resolved: cachefiles: Fix potential UAF/KASAN warning Currently, tracecachefilescoherency is being passed a pointer to a be64 lain over the coherency data in struct cachefilesxattr so that it can display the first 8 bytes. However, the dat...

UBUNTU-CVE-2026-98076

In the Linux kernel, the following vulnerability has been resolved: tracing/probes: Fix use-after-free on field name/type of events with multiple probes The fields of a probe-based dynamic event kprobe, uprobe, eprobe and fprobe events are created in traceprobedefineargfields by handing the...

UBUNTU-CVE-2026-97574

In the Linux kernel, the following vulnerability has been resolved: bnxten: Don't free the live ring's TPA state on queue restart failure bnxtqueuememalloc shallow copies the live RX ring into the clone: memcpyclone, rxr, sizeofrxr; the code currently clears pointers that the clone owns such as...

UBUNTU-CVE-2026-97942

In the Linux kernel, the following vulnerability has been resolved: x86/alternatives: Exclude text poking against changepageattr From time to time, the following BUG can be observed in the x86 alternatives patching code 0: kernel BUG at arch/x86/kernel/alternative.c:2576! Oops: invalid opcode: 00...

UBUNTU-CVE-2026-97529

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Validate BSG requestlen before reading vendorcmd The FC BSG transport allocates job-request via memdupuser using the exact user-supplied requestlen. For FCBSGHSTVENDOR, fcbsghostdispatch only guarantees requestlen...

UBUNTU-CVE-2026-97575

In the Linux kernel, the following vulnerability has been resolved: media: v4l2-ctrls: validate AV1 tile counts The stateless AV1 decoders use tileinfo.tilecols and tilerows as loop bounds and as indices into the mistarts and insbsminus1 arrays, as the divisor for contextupdatetileid, and their...

UBUNTU-CVE-2026-98010

In the Linux kernel, the following vulnerability has been resolved: net/sched: drr: clamp quantum in change class drrchangeclass rejects explicit quantum==0 but falls back to pschedmtu with no floor. With a crafted size table qdiscpktlen reaches 2 GiB, so quantum=1 or a zero pschedmtu on a...

UBUNTU-CVE-2026-98028

In the Linux kernel, the following vulnerability has been resolved: eth: nfp: drop the replaced rule from the list when reprogramming fails nfpnetfsadd replaces an existing rule by deleting it from the hardware, decrementing nn-fs.count and programming the new one. If nfpnetfsaddhw fails the old...

UBUNTU-CVE-2026-98074

In the Linux kernel, the following vulnerability has been resolved: bonding: do not clear curractiveslave prematurely when releasing all slaves When releasing all slaves during bond destruction all == true, bondreleaseone unconditionally clears bond-curractiveslave to NULL in every iteration. If ...

UBUNTU-CVE-2026-97528

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Unlink NVMe unsol ctx before freeing on LS reject error qlanvmexmtlsrsp obtains uctx, which was linked into fcport-unsolctxhead by qla2xxxprocesspurlsiocb and is still linked when the NVMe transport calls back to...

UBUNTU-CVE-2026-97985

In the Linux kernel, the following vulnerability has been resolved: afunix: Update last skb marker in manageoob. Fahad Alharbi reported that blocking recvMSGPEEK could hog CPU due to OOB skb. In the following cases, manageoob skips OOB skbs and returns NULL for the last recvMSGPEEK:...

UBUNTU-CVE-2026-97522

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix bad accounting in mptcpsubflowpushpending If subflowpushpending errors out we should avoid updating the copied byte counters, to avoid mismatch push call later on...

UBUNTU-CVE-2026-97566

In the Linux kernel, the following vulnerability has been resolved: mptcp: pm: kernel: drop pending ADDADDR when removing ID0 The in-kernel MPTCP path manager can leave a stale ADDADDR announcement entry alive when removing the id 0 endpoint. This happens because the id 0 removal path does not te...

UBUNTU-CVE-2026-98034

In the Linux kernel, the following vulnerability has been resolved: bpf: Mark NULL kptr stores precise checkmapkptraccess permits a scalar store into an untrusted kptr field only when the register is known to contain zero. Unlike other verifier checks whose outcome depends on a scalar value, it...

UBUNTU-CVE-2026-97953

In the Linux kernel, the following vulnerability has been resolved: net: stmmac: fix TX descriptor availability check for TSO traffic stmmactsoxmit estimates the number of free TX descriptors required by a TSO skb as: skb-len - protohdrlen / TSOMAXBUFFSIZE + 1 which assumes the payload is split...

UBUNTU-CVE-2026-98005

In the Linux kernel, the following vulnerability has been resolved: erofs: delimit inodeshare cache key components Previously, inodeshare keys were encoded as follows: fingerprint || domainid It would be better to have a separator between the fingerprint and domain ID so that the fingerprint won'...

UBUNTU-CVE-2026-97932

In the Linux kernel, the following vulnerability has been resolved: tracing: Don't dereference traceeventfile in deferred trigger free The enableevent trigger defers traceeventputref to the trigger free kthread, but the traceeventfile can already be freed when the instance is removed. Keep the...

UBUNTU-CVE-2026-97621

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...

UBUNTU-CVE-2026-98106

In the Linux kernel, the following vulnerability has been resolved: drm/pagemap: Prevent double migration of device pages A device-private folio migrated to system memory by a CPU fault can remain reachable through the raw-PFN eviction path until migration finalization drops the source reference...

UBUNTU-CVE-2026-98033

In the Linux kernel, the following vulnerability has been resolved: bpf: Preserve inner map identity in callback frames Callback frame constructors initialize map-typed argument registers with markregknownzero and then restore mapptr. This clears mapuid, which is the only field distinguishing inn...

UBUNTU-CVE-2026-98119

In the Linux kernel, the following vulnerability has been resolved: netfs: break unbuffered write when netfsallocsubrequest fails syzbot reported a null-ptr-deref below 1 following a fault injection in netfsallocsubrequest. 0 When netfsallocsubrequest fails, subreq is NULL. Later, netfspreparewri...

UBUNTU-CVE-2026-97915

In the Linux kernel, the following vulnerability has been resolved: accel/ivpu: Limit firmware log name prints to field size The name in struct vputracingbufferheader is a fixed-size array populated by the NPU firmware. It is expected to be NUL-terminated, but nothing on the host side enforces...

UBUNTU-CVE-2026-97911

In the Linux kernel, the following vulnerability has been resolved: accel: ethosu: Ensure SRAM region size matches job It is possible for userspace to set the job SRAM size to 0, but then still have SRAM accesses in the command stream. When the job SRAM size is 0, setting the region base register...

UBUNTU-CVE-2026-98013

In the Linux kernel, the following vulnerability has been resolved: net/sched: fqpie: clamp quantum in change path fqpiechange accepts any quantum value from userspace, including 1. With a crafted size table qdiscpktlen reaches 2 GiB, so quantum=1 makes the deficit-refill loop spin 2^31 times und...

UBUNTU-CVE-2026-97909

In the Linux kernel, the following vulnerability has been resolved: ASoC: sti: initialize IRQ lock before requesting IRQ unireaderinit registers the shared IRQ before initializing reader-irqlock. A pending interrupt can invoke the handler while the lock is still uninitialized. Initialize the lock...

UBUNTU-CVE-2026-97920

In the Linux kernel, the following vulnerability has been resolved: tracing: Keep the entry count when the histogram stats allocation fails printentries uses nentries both as the number of sort entries and as its own return value, so the -ENOMEM it stores when the stats allocation fails overwrite...

UBUNTU-CVE-2026-97926

In the Linux kernel, the following vulnerability has been resolved: ufs: validate cylinder group metadata before caching it ufsreadcylinder copies the cylinder group index and the rotor positions straight from the on-disk group and caches them without any check: ucpi-ccgx = fs32tocpusb, ucg-cgcgx...

UBUNTU-CVE-2026-97977

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btusb: Fix UAF of btusbdata by rxwork btusbclose and btusbflush cancel data-rxwork with the asynchronous canceldelayedwork, so if btusbrxwork is already running on another CPU it keeps running after the cancel returns...

UBUNTU-CVE-2026-97982

In the Linux kernel, the following vulnerability has been resolved: net: ethernet: cortina: Fix budget accounting The gmacrx function returns the remaining NAPI budget, but its caller treats the return value as the number of packets received. An idle poll therefore reports a full budget and remai...

UBUNTU-CVE-2026-98088

In the Linux kernel, the following vulnerability has been resolved: scsi: mpt3sas: Avoid out-of-bounds cpumaskofnode call in baseassignreplyqueues devtonode can return NUMANONODE -1 on systems without NUMA topology information for the PCI device, such as single-socket boards that don't expose...

UBUNTU-CVE-2026-98098

In the Linux kernel, the following vulnerability has been resolved: tipc: fix NULL deref in tipcnamednodeup on empty publication list User-space applications can bind a large number of service addresses to one or more sockets. Each binding of a local-scope service address inserts one entry...

UBUNTU-CVE-2026-97581

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...

UBUNTU-CVE-2026-97582

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...

UBUNTU-CVE-2026-97922

In the Linux kernel, the following vulnerability has been resolved: tracing: Free histogram var refs regardless of how often they are referenced Using the same variable three or more times in one hist trigger leaks the variable reference and its strings when the trigger is removed. commit...

UBUNTU-CVE-2026-98006

In the Linux kernel, the following vulnerability has been resolved: ALSA: caiaq: Decoupling ep1inurb in caiaq dev The epqinurb object belonging to the caiaq device is coupled within the struct sndusbcaiaqdev. After usbsubmiturbepqinurb, GFPKERNEL executes successfully, epqinurb is successfully...

UBUNTU-CVE-2026-97993

In the Linux kernel, the following vulnerability has been resolved: vhost-vdpa: don't install the eventfdctxfdget error in configctx vhostvdpasetconfigcall swaps the eventfdctxfdget return value into v-configctx before checking it, so on failure the field briefly holds an ERRPTR: ctx = fd ==...

UBUNTU-CVE-2026-98090

In the Linux kernel, the following vulnerability has been resolved: btrfs: restore active device pointers after failed sprout btrfsinitnewdevice switches latestdev and possibly sbdev from the seed device to the new sprout device before creating the first writable chunks. If chunk creation or the...

UBUNTU-CVE-2026-97930

In the Linux kernel, the following vulnerability has been resolved: ALSA: usbusx2y: fix in04last array size mismatch with in04buf The in04last array in struct usx2ydev is declared as char24, but in04buf is allocated as sizeofstruct us428ctls which is 21 bytes. In iusx2yin04int, when ctlsnapshotla...

UBUNTU-CVE-2026-97921

In the Linux kernel, the following vulnerability has been resolved: tracing: Free histogram the field rejected for a bad modifier Writing a hist trigger whose value or variable carries a modifier that is not allowed there leaks the fields that were built for it. createvalfield takes the field fro...

UBUNTU-CVE-2026-97952

In the Linux kernel, the following vulnerability has been resolved: sunvdc: unmap LDC cookies when the descriptor send fails sendrequest maps the request's pages into the LDC channel's map table ldcmapsg, fills in the descriptor and marks it VIODESCREADY before ringing the doorbell via...

UBUNTU-CVE-2026-98008

In the Linux kernel, the following vulnerability has been resolved: net: macb: fix NULL pointer dereference on unbind with fixed-link When the device tree describes a fixed-link and has no "mdio" child node, macbmiiinit returns early without allocating the MDIO bus, leaving bp-miibus as NULL. Two...

UBUNTU-CVE-2026-97924

In the Linux kernel, the following vulnerability has been resolved: tracing/userevents: Don't destroy fields when event removal fails destroyuserevent destroys the event's fields before attempting to remove the trace event call. If usereventsetcallvisible fails, e.g. because the event is still...

UBUNTU-CVE-2026-97561

In the Linux kernel, the following vulnerability has been resolved: smb: client: honor forceuid/forcegid when mapping SIDs to uid/gid When the administrator mounts with forceuid or forcegid uid=/gid= mount options, they expect all files to appear owned by the specified user/group. However, severa...

UBUNTU-CVE-2026-97927

In the Linux kernel, the following vulnerability has been resolved: ufs: create the root dentry after loading cylinder metadata ufsfillsuper installed sb-sroot before it loaded the cylinder group structures for a writable mount: sb-sroot = dmakerootinode; ... if !sbrdonlysb if...