CVE-2026-98323

In the Linux kernel, the following vulnerability has been resolved: RDMA/siw: Bound fragmented header copies by the remaining length siwgethdr can receive an extended DDP/RDMAP header across more than one TCP callback. The first callback may receive most of the header, while the next one still...

UBUNTU-CVE-2026-98253

In the Linux kernel, the following vulnerability has been resolved: RDMA/ucma: Serialize join and leave on copytouser failure rdmajoinmulticast queues RoCE work that later reads the ucmamulticast through event-param.ud.privatedata, then listadds the CMA multicast at the head of idpriv-mclist...

CVE-2026-98215

In the Linux kernel, the following vulnerability has been resolved: selinux: preserve user SID across nested backing files SELinux saves the user file SID in a backing-file security blob so it remains available after mmap replaces vma-vmfile with a backing file. For nested backing files overlayfs...

CVE-2026-98225

In the Linux kernel, the following vulnerability has been resolved: mm/shrinker: fix bogus setshrinkerbit with cgroup.memory=nokmem With cgroup.memory=nokmem, shrinkermemcgalloc bails out early and never allocates an id, so shrinker-id keeps the 0 it got from the kzalloc in shrinkeralloc...

CVE-2026-98220

In the Linux kernel, the following vulnerability has been resolved: schedext: Fix NULL sched deref in kfunc sub-sched error paths When the root scheduler has sub-scheds attached, the COMPAT kfunc wrappers scxbpfselectcpuand and scxbpfdsqinsertvtime refuse the call and report to @p's scheduler:...

CVE-2026-98237

In the Linux kernel, the following vulnerability has been resolved: net: wwan: mhiwwanmbim: guard against a cyclic NDP chain The NDP traversal in mhimbimrx only stops when wNextNdpIndex is zero. Nothing requires the offsets to advance, so a modem that points an NDP at itself, or at an earlier NDP...

CVE-2026-98253

In the Linux kernel, the following vulnerability has been resolved: RDMA/ucma: Serialize join and leave on copytouser failure rdmajoinmulticast queues RoCE work that later reads the ucmamulticast through event-param.ud.privatedata, then listadds the CMA multicast at the head of idpriv-mclist...

CVE-2026-98271

In the Linux kernel, the following vulnerability has been resolved: net: skbuff: do not leave stale header offsets after pskbcarve pskbcarveinsideheader and pskbcarveinsidenonlinear remove the first bytes of a packet and reallocate skb-head. All the headers that were present before the operation...

CVE-2026-98269

In the Linux kernel, the following vulnerability has been resolved: btrfs: abort transaction on failure to update inode for hole punching and reflinking If we fail to update the inode we error out without aborting the transaction, which can result in a persistent inconsistency if after the failur...

CVE-2026-98308

In the Linux kernel, the following vulnerability has been resolved: ALSA: hda: trace PCM open only after assigning a stream Stream assignment can fail when hardware streams are exhausted. Move the tracepoint after the NULL check because its payload accesses the assigned stream tag. Detected by...

CVE-2026-98310

In the Linux kernel, the following vulnerability has been resolved: drm/xe/shrinker: Take a runtime PM ref before shrinking non-system memory xeshrinkerwalk walks the SYSTEM and TT LRUs without a runtime PM reference. Shrinking a bo outside system memory invalidates its GPU mappings, which needs...

CVE-2026-98312

In the Linux kernel, the following vulnerability has been resolved: ALSA: 6fire: fix OOB write from device-reported iso length usb6firepcminurbhandler sizes each outgoing isochronous packet as actuallength - 4 / innanalog buffer, a 4832-byte object from kcallocPCMMAXPACKETSIZE, PCMNPACKETSPERURB...

CVE-2026-98344

In the Linux kernel, the following vulnerability has been resolved: dmaengine: Fix device kref underflow in dmachanput dmachanget takes chan-device-ref only on the slow path: / no kref on fast path / if chan-clientcount modulegetowner; chan-clientcount++; return 0; if !trymodulegetowner return...

UBUNTU-CVE-2026-98339

In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: don't filter by BSS type when removing stale entries When an assoc AP switches to a channel that already has a BSS entry, cfg80211updateassocbssentry removes that entry before rehashing the real one, since the two...

UBUNTU-CVE-2026-98206

In the Linux kernel, the following vulnerability has been resolved: Input: cyttsp5 - clamp the HID report size before memcpy The size field comes from the device and is used as the memcpy length into responsebuf, which is CYMAXINPUT bytes...

UBUNTU-CVE-2026-98283

In the Linux kernel, the following vulnerability has been resolved: KVM: PPC: Book3S HV: fix use-after-free in kvmhvemulatetlbiealllpid kvmhvemulatetlbiealllpid iterates the nested-guest IDR and drops mmulock before calling kvmhvemulatetlbielpid, but does not hold a reference on the kvmnestedgues...

UBUNTU-CVE-2026-98195

In the Linux kernel, the following vulnerability has been resolved: wifi: iwlegacy: fix broadcast stations deallocation On the error path of il4965up, ildeallocbcaststations clears only ILSTAUCODEACTIVE, leaving ILSTABCAST set. This causes the same broadcast stations to be deallocated again by...

CVE-2026-98205

In the Linux kernel, the following vulnerability has been resolved: Input: evdev - zero absinfo before partial copy in EVIOCSABS The EVIOCSABS handler copies at most the user supplied ioctl size into an uninitialized on-stack struct inputabsinfo: if copyfromuser&abs, p, mintsizet, size,...

CVE-2026-98283

In the Linux kernel, the following vulnerability has been resolved: KVM: PPC: Book3S HV: fix use-after-free in kvmhvemulatetlbiealllpid kvmhvemulatetlbiealllpid iterates the nested-guest IDR and drops mmulock before calling kvmhvemulatetlbielpid, but does not hold a reference on the kvmnestedgues...

CVE-2026-98332

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: only operate on TDLS peers in the TDLS code ieee80211tdlsoper can operate on the AP station, which then yields various warnings when the AP station is removed then or at a later point in time after being confused...