UBUNTU-CVE-2026-98659

In the Linux kernel, the following vulnerability has been resolved: iio: pressure: rohm-bm1390: Return error when read fails The data reading function ignores the cached error value, and unconditionally returns 0. Return cached 'ret' -value after stopping the measurement so user knows if read...

UBUNTU-CVE-2026-98678

In the Linux kernel, the following vulnerability has been resolved: iio: adc: ad4030: fix invalid oversamplingratio validation In ad4030setavgframelen, the logarithm is calculated before input validation. Passing zero or negative values leads to an undefined result from ilog2. Validate that the...

UBUNTU-CVE-2026-98689

In the Linux kernel, the following vulnerability has been resolved: thunderbolt: Don't access a DP tunnel after its DPRX read was canceled tbdpdprxwork checks -dprxcanceled before it takes tb-lock so it misses a tbdpdprxstop that could not cancel the already running work. It then polls the DPRX...

UBUNTU-CVE-2026-98776

In the Linux kernel, the following vulnerability has been resolved: binderfs: fix UAF write in binderadddevice binderfsbinderdevicecreate publishes the new dentry with dmakepersistent and then calls simpledonecreating, which drops the parent directory lock and the creator's dentry reference. It...

UBUNTU-CVE-2026-98868

In the Linux kernel, the following vulnerability has been resolved: dm-pcache: reject a kset that overruns its segment cachereplay, the writeback worker and the GC worker read a kset of getksetonmediasize bytes and advance the position by it. A forged keynum makes that size exceed the segment's...

CVE-2026-98500

In the Linux kernel, the following vulnerability has been resolved: HID: hid-oxp: use canceldelayedworksync in remove oxphidremove uses canceldelayedwork for all three delayed work items. canceldelayedwork only dequeues a pending work item without waiting for a currently executing callback to...

CVE-2026-98587

In the Linux kernel, the following vulnerability has been resolved: firewire: cdev: fix back-transition for isoresourceauto client resource The todo member of isoresourceauto structure represents the state of the client resource and normally transitions in the following order: ISORESAUTOALLOC -...

CVE-2026-98619

In the Linux kernel, the following vulnerability has been resolved: net: ethtool: keep rtnllock for the ioctl self test An offline self test that brings the interface down and back up with netifclose / netifopen requires rtnllock for both. Since the ethtool IOCTL path became rtnl-optional for...

CVE-2026-98864

In the Linux kernel, the following vulnerability has been resolved: schedext: Wait for SCXOPSSDISPATCHING before reenqueueing a task ebf1ccff79c4 "schedext: Fix ops.dequeue semantics" moved the final opsstate store in scxdispatchenqueue after the DSQ unlock so that the custody update and...

CVE-2026-98866

In the Linux kernel, the following vulnerability has been resolved: sched/cache: Introduce taskstruct-schedcachegrp to fix UAF Add a schedcachegrp pointer to taskstruct so that scheduler code can access the cache group directly via the task, without going through mm-schedcachegrp. This decouples...

UBUNTU-CVE-2026-98651

In the Linux kernel, the following vulnerability has been resolved: KVM: s390: Properly handle NULL pointer in datcondsetstoragekey Some callers pass NULL as oldkey. Calling pagecondsetstoragekey will cause that NULL pointer to get dereferenced. Fix by checking for NULL and assigning the pointer ...

UBUNTU-CVE-2026-98653

In the Linux kernel, the following vulnerability has been resolved: KVM: s390: Fix gaccessshadowfault In some circumstances, it is possible that the page of nested guest memory that is being shadowed is not present at all in the parent guest gmap. datentrywalk will not find any leaf entry and...

UBUNTU-CVE-2026-98818

In the Linux kernel, the following vulnerability has been resolved: mm/slab: do not wake up kswapd in kfreercusheaf Since kfreercu can be called under pilock a raw spinlock in the scheduler, kfreercu itself should never allocate memory with GFPKSWAPDRECLAIM as waking up kswapd ends up acquiring...

UBUNTU-CVE-2026-98820

In the Linux kernel, the following vulnerability has been resolved: blk-mq: set RQFUSESCHED when the operation is known The cached requests are allocated for one operation but can be handed out for another. A passthrough command has RQFUSESCHED cleared, so using those flags for a subsequent...

UBUNTU-CVE-2026-98556

In the Linux kernel, the following vulnerability has been resolved: gve: DQO: reject TSO packets with an out of range MSS gvepreptso notes that the device requires the MSS to be len and gsosegs, never gsosize. Such a packet reaches gvetxfilltsoctxdesc, which puts gsosize into the mss field of the...

UBUNTU-CVE-2026-98557

In the Linux kernel, the following vulnerability has been resolved: gve: DQO: fix header length used by gvecansendtso for UDP GSO gvecansendtso computes how many buffers each segment of a GSO packet would span, and for this it needs the length of the headers that the device replicates in front of...

UBUNTU-CVE-2026-98800

In the Linux kernel, the following vulnerability has been resolved: bpf: Wait for an RCU tasks grace period before freeing trampoline progs When a prog is detached from a trampoline, it is freed after an RCU grace period, or an RCU tasks trace one if it is sleepable. This covers the tasks that ar...

UBUNTU-CVE-2026-98821

In the Linux kernel, the following vulnerability has been resolved: block: reject polled dio with user integrity metadata IOCBHASMETADATA leaves iocb-private as a uiometa, while iocbbioiopoll expects a bio. Since 2729a60bbfb9, metadata I/O always uses blkdevdirectIO, which never publishes the bio...

UBUNTU-CVE-2026-98867

In the Linux kernel, the following vulnerability has been resolved: dm-pcache: bound the logical key offset from persistent memory cachekeydecode takes a key's logical off from the cache device and later indexes reqkeytree-subtrees by it in getsubtree. An off past the device forms a subtree point...

UBUNTU-CVE-2026-98747

In the Linux kernel, the following vulnerability has been resolved: serial: core: fix NULL pointer dereference in serialcoreunregisterport port-portdev is NULL when no port device is installed: it is cleared on teardown, and never set if registration failed before serialcoreportdeviceadd...