UBUNTU-CVE-2026-98148

In the Linux kernel, the following vulnerability has been resolved: drm/gud: validate GUDROTATION0 is present in supported rotations The rotation argument to drmplanecreaterotationproperty is set to DRMMODEROTATE0, and the device reported rotation bitmask is used as the supportedrotations argumen...

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-2026-98104

In the Linux kernel, the following vulnerability has been resolved: net/sched: clsu32: fix duplicate handle when node ID pool is exhausted gennewkid falls back to returning max htid | 0xFFF when both idrallocu32 ranges are full, instead of reporting an error. u32change trusts that value and inser...

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-2026-97600

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-2026-97906

In the Linux kernel, the following vulnerability has been resolved: bootconfig: Fix integer overflow in initrd size check Sashiko reported that in getbootconfigfrominitrd, a crafted initrd with a huge bootconfig size such as 0xFFFFFFFF can cause the pointer arithmetic: data = void hdr - size; to...

UBUNTU-CVE-2026-98125

In the Linux kernel, the following vulnerability has been resolved: smb/client: fix stale page cache in insert/collapse range smb3insertrange and smb3collapserange use truncatepagecacherange to invalidate the affected page cache. However, if off or oldeof is not page-aligned, the boundary pages a...

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-2026-97988

In the Linux kernel, the following vulnerability has been resolved: vhost: invalidate vring access on IOTLB transitions When VIRTIOFACCESSPLATFORM changes, cached vring pointers and IOTLB metadata are interpreted in a different address space. Keeping them across the transition can leave stale rin...

UBUNTU-CVE-2026-97933

In the Linux kernel, the following vulnerability has been resolved: tracing: Take tracearray reference when opening a tracer options file When a tracer option file is opened, it is passed a descriptor that points to an element on the tracearray's topts array. This element has information to find...

UBUNTU-CVE-2026-98147

In the Linux kernel, the following vulnerability has been resolved: printk: Don't WARN on kthreadrun failure. Since kthreadcreateonnode returns -EINTR upon SIGKILL, we should not use WARNON in order to catch kthreadrun failure...

UBUNTU-CVE-2026-97984

In the Linux kernel, the following vulnerability has been resolved: net: ipv6: Fix UDP length overflow with PMTU discover and big MTU This commit bounds cork-base.fragsize to IP6MAXMTU for UDP sockets to avoid a possible overflow of UDP length that triggers a WARN in udpsetlenshort when setsockop...

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-2026-97558

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix cifsFileInfo reference leak in deferred close When cifsclose defers a close, it hands the cifsFileInfo reference of the closing struct file to the queued work. Each execution of smb2deferredworkclose drops one su...

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-2026-97538

In the Linux kernel, the following vulnerability has been resolved: hwmon: asusrogryujin Validate HID report lengths rogryujinrawevent parses response headers and payload fields without first checking that they are present in the received report. A short report can therefore make the driver consu...

UBUNTU-CVE-2026-97539

In the Linux kernel, the following vulnerability has been resolved: usb: xusbatm: don't rely on id table pointer arithmetic The current code is broken when dynamic ID is involved; in such cases usbdeviceid parameter of probe lives on the heap and the pointer arithmetic will get an index that is...

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-2026-98051

In the Linux kernel, the following vulnerability has been resolved: net: bcmasp: fix txspbringfull checking same slot cnt times The loop initialised nextindex from intf-txspbindex on every iteration, so incrring always produced the same result and only one slot was ever tested. Move the...

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-2026-98093

In the Linux kernel, the following vulnerability has been resolved: ASoC: fslmicfil: balance mclk enable/disable hwparams enables mclk unconditionally and hwfree disables it unconditionally, but the PCM core does not guarantee 1:1 pairing: hwfree can run without hwparams, and hwparams can be call...

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-2026-97565

In the Linux kernel, the following vulnerability has been resolved: smb: client: reject short READ responses in CIFSSMBRead CIFSSMBRead reads DataLengthHigh, DataLength and DataOffset out of the READRSP returned by the server without first checking that a whole READRSP was actually received. The...

UBUNTU-CVE-2026-97569

In the Linux kernel, the following vulnerability has been resolved: bnxten: Prevent queue stop with deferred completions When the driver receives a burst of packets, it can mark a BD with the NOCMPL bit to defer completions. The expectation is that the last packet in the ring will have this bit...

UBUNTU-CVE-2026-97597

In the Linux kernel, the following vulnerability has been resolved: ipv6: flowlabel: cap duplicate leases per socket ipv6flowlabelget allocates an ipv6flsocklist entry for every successful GET. The recheck path for a compatible existing flowlabel links another lease without applying any lease...

UBUNTU-CVE-2026-97602

In the Linux kernel, the following vulnerability has been resolved: inet: frags: invalidate queues before flushing them fqdirpreexit flushes the skbs from incomplete queues without changing their completion state. A fragment which found a queue before highthresh was cleared can then acquire the...

UBUNTU-CVE-2026-97606

In the Linux kernel, the following vulnerability has been resolved: fs: autofs: fix memory leak in autofsfillsuper In autofsfillsuper, we create a new inode using autofsnewino, however, if we fail to create rootinode, that is, rootinode failure path, we return -ENOMEM without freeing the new...

UBUNTU-CVE-2026-97611

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: fix use-after-free of the flow table mask array tblmaskarrayrealloc retires the old maskarray before it stops being reachable: old = ovsldereferencetbl-maskarray; if old ... callrcu&old-rcu, maskarrayrcucb;...

UBUNTU-CVE-2026-97904

In the Linux kernel, the following vulnerability has been resolved: cpufreq: initialize policy rwsem before sysfs publication cpufreqpolicyalloc initializes policy-rwsem after kobjectinitandadd has created the policy sysfs directory and its default attributes. A sysfs access can therefore reach a...

UBUNTU-CVE-2026-97919

In the Linux kernel, the following vulnerability has been resolved: tracing: Take the reference before publishing the named histogram trigger eventhisttriggernamedinit puts the trigger on the global namedtriggers list and only then takes the reference on the trigger it shares its histogram with:...

UBUNTU-CVE-2026-97923

In the Linux kernel, the following vulnerability has been resolved: tracing: Free histogram the var ref when its initialization fails createvarref allocates a VARREF histfield and then calls initvarref to fill it in. When that fails the field is leaked. commit 656fe2ba85e8 "tracing: Use hist...

UBUNTU-CVE-2026-97939

In the Linux kernel, the following vulnerability has been resolved: ipmr: account multicast table and route memory A netadmin in a user+net namespace can create many IPv4 and IPv6 multicast routing tables with MRTTABLE and MRT6TABLE. Each unseen id allocates an mrtable via the shared mrtablealloc...

UBUNTU-CVE-2026-97944

In the Linux kernel, the following vulnerability has been resolved: x86/cfi: Fix FineIBT hash offset in cfigetfunchash The switch of the FineIBT preamble from "subl $hash, %r10d" to the shorter "subl $hash, %eax" moved the hash immediate from offset 7 to offset 5 of the preamble...

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-2026-97954

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-2026-97970

In the Linux kernel, the following vulnerability has been resolved: watchdog: msc313e: Avoid division by zero clkgetrate could return 0. Avoid a division by zero panic...

UBUNTU-CVE-2026-97978

In the Linux kernel, the following vulnerability has been resolved: eth: ice: don't dereference pointers from TPprintk After forwarding net-next during the v7.3 merge window we started seeing: TRACE EVENT ERROR: Event icetxdimwork has double dereference in TPprintk: REC-qvector-tx.txring-qindex...

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-2026-98006

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-2026-98009

In the Linux kernel, the following vulnerability has been resolved: net/sched: ets: clamp quantum in parse and fallback paths etsqdiscchange falls back to pschedmtu with no floor for bands without an explicit quantum. With a crafted size table qdiscpktlen reaches 2 GiB, so a zero pschedmtu on a...

UBUNTU-CVE-2026-98016

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix use-after-free race in samplerestoreput Concurrent teardown of TC sample rules sharing the same restore context may re-read restore-count after dropping restorelock. At that point another thread may already have...

UBUNTU-CVE-2026-98036

In the Linux kernel, the following vulnerability has been resolved: bpf: Preserve special fields in recycled rhtab elements rhtabmapupdateelem initializes special fields after obtaining an element from bpfmemcachealloc. The allocator can return a fresh, zeroed unit, or recycle one from its...

UBUNTU-CVE-2026-98037

In the Linux kernel, the following vulnerability has been resolved: bpf: Reject untrusted allocated-object pointers When the final RCU read-side critical section ends, a local kptr is demoted to PTRUNTRUSTED but retains MEMALLOC. The pointer may be NULL or may refer to an object whose lifetime is...

UBUNTU-CVE-2026-98040

In the Linux kernel, the following vulnerability has been resolved: bpf: Mark the zero register precise for a register-form NULL check checkcondjmpop accepts "if rA rB" as a NULL check for a nullable pointer rA when rB is a scalar known to be zero, lifts PTRMAYBENULL from rA in the corresponding...

UBUNTU-CVE-2026-98045

In the Linux kernel, the following vulnerability has been resolved: bpf: Mark faultable stack helpers as sleepable The faultable variants of bpfgetstack and bpfgettaskstack pass mayfault=true into the common stack collection code. Resolving user-space build IDs may then call buildidparsefile and...

UBUNTU-CVE-2026-98062

In the Linux kernel, the following vulnerability has been resolved: bpf: Mark signal tracepoint siginfo arguments as scalar The signalgenerate and signaldeliver tracepoints declare their info argument as a struct kernelsiginfo pointer. btfctxaccess therefore treats it as a trusted pointer for tpb...

UBUNTU-CVE-2026-98065

In the Linux kernel, the following vulnerability has been resolved: bpf: Reject key-less BTF for hash maps mapcheckbtf allows a key-less BTF btfkeytypeid == 0 only for maps that have a -mapcheckbtf callback, and leaves the actual decision to that callback. Hash maps used to have no -mapcheckbtf, ...

UBUNTU-CVE-2026-98071

In the Linux kernel, the following vulnerability has been resolved: net/rds: clear cpflags bits individually in rdsconnpathreset rdsconnpathreset wipes the whole flag word with a plain cp-cpflags = 0 store. Every other accessor of that word uses atomic bitops, and some of them can run concurrentl...

UBUNTU-CVE-2026-98072

In the Linux kernel, the following vulnerability has been resolved: net/rds: use wqhassleeper in releaseinxmit releaseinxmit clears RDSINXMIT with clearbitunlock and then checks waitqueueactive to decide whether anyone needs waking. clearbitunlock is only a release operation: it orders the critic...

UBUNTU-CVE-2026-98079

In the Linux kernel, the following vulnerability has been resolved: btrfs: zstd: fix lost wakeup when waiting for a workspace A writer can sleep forever in zstdgetworkspace even though a workspace is free. When zstdallocworkspace fails, the task is queued on zwsm-wait and schedules unconditionall...