UBUNTU-CVE-2026-98054

In the Linux kernel, the following vulnerability has been resolved: ASoC: Intel: avs: Fix unbalanced module reference count straceopen invokes trymoduleget which on success takes the module reference. If any follow up operation causes straceopen to fail, the refcount shall be put down...

UBUNTU-CVE-2026-97535

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Bound VP index against VPCTRL IOCB bitmap size The VP control IOCB selects its target virtual port by setting one bit in vpidxmap, a fixed 16-byte 128-bit array in both vpctrlentry24xx and vpctrlentry24xxext...

UBUNTU-CVE-2026-97599

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...

UBUNTU-CVE-2026-97934

In the Linux kernel, the following vulnerability has been resolved: tracing: Fix memory corruption from a "STACKTRACE" histogram key "cpu", "CPU", "stacktrace" and "STACKTRACE" are generic fields, defined with an offset and a size of zero so that the filter code can match them by name. parsefield...

UBUNTU-CVE-2026-98038

In the Linux kernel, the following vulnerability has been resolved: bpf: Keep refcountacquire nullable for borrowed RCU kptrs bpfrefcountacquire is fallible for a borrowed reference because the object may have reached a zero refcount. The verifier therefore keeps KFRETNULL on the return value...

UBUNTU-CVE-2026-97917

In the Linux kernel, the following vulnerability has been resolved: accel/ivpu: Validate full buffer range in ivputocpuaddr Add a size parameter to ivputocpuaddr and validate that the whole vpuaddr, vpuaddr + size range stays within the BO...

UBUNTU-CVE-2026-98035

In the Linux kernel, the following vulnerability has been resolved: bpf: Cancel special fields when recycling rhtab elements rhtabmapupdateexisting and rhtabdeleteelem call bpfobjfreefields when replacing or deleting a value. These map operations can run from BPF programs in NMI context, where...

UBUNTU-CVE-2026-98000

In the Linux kernel, the following vulnerability has been resolved: hwmon: Fix potential UAF in pecstore Sashiko reports: In pecstore, a guardmutex&hwdev-lock is taken. If the chip write operation returns an error other than -EOPNOTSUPP, the code jumps to the put label, which calls putdevicehdev...

UBUNTU-CVE-2026-97948

In the Linux kernel, the following vulnerability has been resolved: powerpc/eeh: Fix recursive locking on devices without EEH sensitive driver The commit 1010b4c012b0 "powerpc/eeh: Make EEH driver device hotplug safe" refactored the EEH code such that the pcirescanremovelock is held at the...

UBUNTU-CVE-2026-98081

In the Linux kernel, the following vulnerability has been resolved: btrfs: zoned: finish active block group cleanup if callzonefinish fails dozonefinish clears BLOCKGROUPFLAGZONEISACTIVE before finishing the zones. If callzonefinish then fails it returned early, leaving the now inactive block gro...

UBUNTU-CVE-2026-98134

In the Linux kernel, the following vulnerability has been resolved: bpf: checkcondjmpop: properly infer if register is null Nicholas Carlini reported a bug when verifier can incorrectly infer that a pointer is non-null. The bug occurs when two pointers are compared and one of them has a type w/o...

UBUNTU-CVE-2026-97954

In the Linux kernel, the following vulnerability has been resolved: net/rds: fix tcp stream corruption with large pages rdsmessagemappages assigns PAGESIZE bytes to every scatterlist entry, even when totallen ends in a partial page. The RDS congestion map is defined as 8192 bytes, so on systems...

UBUNTU-CVE-2026-97996

In the Linux kernel, the following vulnerability has been resolved: virtio: fix use-after-free in unregistervirtiodevice deviceunregister is devicedel plus putdevice. When the caller holds no extra reference, that drops the last one and runs the release callback, which for several transports free...

UBUNTU-CVE-2026-98142

In the Linux kernel, the following vulnerability has been resolved: drm/cirrus-qemu: Validate BAR0 size during probe The cirrus-qemu driver relies on CIRRUSVRAMSIZE 4 MB to validate framebuffer sizes. However, during PCI probe, the driver mapped BAR0 without verifying that its size matches...

UBUNTU-CVE-2026-97551

In the Linux kernel, the following vulnerability has been resolved: xfs: initialise args-total for parent pointer updates xfsparentdaargsinit builds an xfsdaargs from a zeroed xfsparentargs kmemcachezalloc, leaving args-total == 0. xfsdagrowinodeint treats that field as a running block reservatio...

UBUNTU-CVE-2026-97555

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix heap overflow in DACL owner/group rewrite When idmodetocifsacl rewrites an existing DACL, it allocates a buffer sized according to the on-disk DACL length reported by daclptr-size. However, replacesidsandcopyaces...

UBUNTU-CVE-2026-98067

In the Linux kernel, the following vulnerability has been resolved: erofs: disable LZ4 rolling decompression for now LZ4 rolling decompression 1 was introduced to reduce the memory footprint of temporary pages: For many cases, it is needed for users to read small data within a compressed extent...

UBUNTU-CVE-2026-98012

In the Linux kernel, the following vulnerability has been resolved: net/sched: sfq: clamp quantum in change path sfqchange accepts any non-negative quantum only rejects intctl-quantum 120 with -EINVAL, matching fqcodelchange and the init clamp. Conditions to recreate the bug: CONFIGNETSCHSFQ=y...

UBUNTU-CVE-2026-98017

In the Linux kernel, the following vulnerability has been resolved: net/sched: defer qdisc freeing after failed creation An RTMNEWQDISC request can make clsact bind a populated shared ingress block during -init, publishing an embedded miniQdisc to lockless readers. If the same request has an...

UBUNTU-CVE-2026-98041

In the Linux kernel, the following vulnerability has been resolved: bpf: Don't predict JMP32 pointer vs zero comparisons Consider the following program: r1 = mapvalue; / low 32 bits are zero at runtime / r6 = 0xdead000000000000; if w1 != 0 goto l1; l0: r1 += r6; r2 = u64 r1 + 0; exit; l1: r6 = 0;...

UBUNTU-CVE-2026-98108

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: fix chan mode for LECONNREQ + EXTFLOWCTL pchan l2capnewconnection sets default value of channel mode to match the parent channel. l2capleconnectreq left this at the default, and created L2CAPMODEEXTFLOWCTL...

UBUNTU-CVE-2026-97938

In the Linux kernel, the following vulnerability has been resolved: reboot: fix cadpid use-after-free race cadpid is a single kernel-wide struct pid pointer. procdocadpid reads it and passes it to pidvnr without protecting the lifetime of the referenced struct pid. A concurrent writer can replace...

UBUNTU-CVE-2026-97949

In the Linux kernel, the following vulnerability has been resolved: configfs: unhash the dentry before dropping the item in rmdir configfsgetconfigitem treats a hashed dentry as proof that sd-selement is a live configitem. configfsrmdir breaks that: simplermdir leaves the dentry hashed, the last...

UBUNTU-CVE-2026-98019

In the Linux kernel, the following vulnerability has been resolved: bpf: mark a NULL call argument precise checkfuncarg allows bpfregisterisnull for nullable arguments w/o marking the underlying scalar register precise. Hence a checkpoint created on such a path would prune against arbitrary scala...

UBUNTU-CVE-2026-97541

In the Linux kernel, the following vulnerability has been resolved: wifi: ath9khtc: don't store usbdeviceid usbdeviceid is not guaranteed to live longer than probe due to presence of dynamic ID. All information apart from driverdata can be easily retrieved from usbdevice, so just store driverdata...

UBUNTU-CVE-2026-97564

In the Linux kernel, the following vulnerability has been resolved: smb: client: reject userspace cifs.idmap descriptions cifs.idmap key descriptions carry authority-bearing fields owner and group SIDs and uid/gid values in "os:"/"gs:"/"oi:"/"gi:" form that the cifs.idmap upcall helper treats as...

UBUNTU-CVE-2026-97931

In the Linux kernel, the following vulnerability has been resolved: ALSA: us122l: Prevent write upgrades for read mappings The hwdep mmap callback rejects read-buffer mappings that are initially writable, but leaves VMMAYWRITE set on mappings created with PROTREAD. A process that can open the hwd...

UBUNTU-CVE-2026-97543

In the Linux kernel, the following vulnerability has been resolved: xfs: destroy seen inode bitmap when we fail to add a dirpath LOLLM observes a memory leak in xchkdirtreecreatepath if we create the directory path object but appending the name to the path fails. When this happens, we don't tear...

UBUNTU-CVE-2026-97600

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...

UBUNTU-CVE-2026-97980

In the Linux kernel, the following vulnerability has been resolved: s390/debug: Fix NULL pointer dereference in debugsetlevel Commit a2cec6863709 "s390/debug: Add s390dbf kernel parameter" incorrectly removed a null-id check from debugsetlevel, introducing a possible NULL pointer dereference for...

UBUNTU-CVE-2026-98124

In the Linux kernel, the following vulnerability has been resolved: smb/client: invalidate fscache for fallocate range operations smb3zerorange, smb3punchhole, smb3insertrange, and smb3collapserange modify file contents through server-side range operations. These operations discard the affected...

UBUNTU-CVE-2026-97591

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:...

UBUNTU-CVE-2026-97590

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...

UBUNTU-CVE-2026-97956

In the Linux kernel, the following vulnerability has been resolved: net: netfailover: Fix the deadlock in netfailoverslavenamechange This is a sibling fix of commit b84c5632c7b3 "net: netfailover: Fix the deadlock in slave register". There is netdevlockops in the upper callers, so using netifopen...

UBUNTU-CVE-2026-98018

In the Linux kernel, the following vulnerability has been resolved: net: mctp: i3c: serialize probe with bus removal mctpi3cprobe drops busdevslock after finding the matching bus. A concurrent I3CNOTIFYBUSREMOVE can then unregister and free the bus netdev before probe passes its private data to...

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 ...