UBUNTU-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...

UBUNTU-CVE-2026-98290

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: RFCOMM: avoid socket lock inversion in listener cleanup rfcommsockcleanuplisten closes unaccepted child sockets through rfcommsockclose, which takes the child socket lock before rfcommdlcclose acquires rfcommmutex. The...

UBUNTU-CVE-2026-98249

In the Linux kernel, the following vulnerability has been resolved: arm64: hibernate: pass HVCSETVECTORS args to the resume hvc swsusparchsuspendexit reinstalls the restored kernel's hyp stub vectors with an hvc, but never passes the arguments. x0 is not set to HVCSETVECTORS and x1 is not set to...

UBUNTU-CVE-2026-98291

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btintelpcie: fix off-by-one bounds check in RX submit btintelpciesubmitrx used frbdindex rxq-count to guard the FRBD array access, allowing frbdindex == rxq-count to pass through and index one element past the end of t...

UBUNTU-CVE-2026-98244

In the Linux kernel, the following vulnerability has been resolved: btrfs: clear free space tree creation state on rebuild failure btrfsrebuildfreespacetree sets BTRFSFSCREATINGFREESPACETREE before rebuilding the free space tree. Several error paths return without clearing this flag. The...

UBUNTU-CVE-2026-98201

In the Linux kernel, the following vulnerability has been resolved: Input: zero ffeffect before compat copy in inputffeffectfromuser In the compat path inputffeffectfromuser aliases the caller's native struct ffeffect with the smaller struct ffeffectcompat and copies only the compat sized prefix:...

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...

UBUNTU-CVE-2026-98230

In the Linux kernel, the following vulnerability has been resolved: xfrm: use hlistdelinitrcu for statecache and statecacheinput Commit 14acf9652e56 "xfrm: defensively unhash xfrmstate lists in xfrmstatedelete" converted bydst/bysrc/byseq/byspi from hlistdelrcu to hlistdelinitrcu so that a second...

UBUNTU-CVE-2026-98320

In the Linux kernel, the following vulnerability has been resolved: netfilter: flowtable: hold reference on ct until flow is released nfctput releases the ct-ext area inmediately, the rcu typesafe semantics also allow to refer to the wrong conntrack from the flowtable datapath. Hold reference on ...

UBUNTU-CVE-2026-98259

In the Linux kernel, the following vulnerability has been resolved: fs/dax: check zero or empty entry before converting xarray entry Calling daxtofolio with empty entry causes kernel panic below when booting a VM with DAX enabled storage. This patch checks empty entry before calling daxtofolio on...

UBUNTU-CVE-2026-98353

In the Linux kernel, the following vulnerability has been resolved: RDMA/erdma: Use IRQ-safe XArray helpers for QP and CQ tables Locked QP and CQ lookups from EQ interrupts can deadlock with create-path XArray updates. If an interrupt arrives while the create path holds the plain xalock, the look...

UBUNTU-CVE-2026-98284

In the Linux kernel, the following vulnerability has been resolved: netlink: do not free nlk-groups while lockless readers can use it netlinkreallocgroups uses krealloc under netlinktablegrab. Whenever NLGRPSZgroups lands in a different kmalloc bucket, the old bitmap is freed immediately. Two...

UBUNTU-CVE-2026-98277

In the Linux kernel, the following vulnerability has been resolved: eth: fbnic: ring the doorbell if a burst ends in a drop fbnictxmap skips the doorbell write, and the completion request, for every packet handed to it with xmitmore set, counting on the packet which ends the burst to publish them...

UBUNTU-CVE-2026-98262

In the Linux kernel, the following vulnerability has been resolved: ata: libahci: clear PxCLBU and PxFBU for AHCIHFLAG32BITONLY A user reported that commit 105c42566a55 "ata: ahci: force 32-bit DMA for JMicron JMB582/JMB585" made the JMicron JMB585 unusable on his board. The failure is seen as so...

UBUNTU-CVE-2026-98250

In the Linux kernel, the following vulnerability has been resolved: nfsd: fix handling of NFSEXPPNFS in the netlink codepath The rework of how block layouts were checked moved the check for NFSEXPPNFS out of nfsd4setuplayouttype and into the callers. That patch didn't account for the new call in...

UBUNTU-CVE-2026-98221

In the Linux kernel, the following vulnerability has been resolved: KEYS: trusted: Fix tpm2loadcmd boundary check tpm2loadcmd does boundary checks against the ASN.1 size i.e., payload-bloblen. Address this by passing the decoded blob size to tpm2loadcmd, and use it for the boundary checks...

UBUNTU-CVE-2026-98351

In the Linux kernel, the following vulnerability has been resolved: wifi: virtwifi: free skb when disconnected When the simulated link is disconnected, virtwifistartxmit returns NETXMITDROP without freeing the skb. devhardstartxmit treats this return value as consumed, so every packet sent while...

UBUNTU-CVE-2026-98209

In the Linux kernel, the following vulnerability has been resolved: mmc: sdhci-of-aspeed: Remove children before releasing SDC resources Probe failure and removal leave SDHCI child devices registered after the parent clock and managed resources are released. Unregister the OF children in reverse...

UBUNTU-CVE-2026-98322

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftnat: fully initialise newaddr in netmap setup nftnatsetupnetmap builds the mapped address in an on-stack union nfinetaddr. For an IPv4 mapping it writes only the 4-byte .ip member and the loop runs a single 32-bit...

UBUNTU-CVE-2026-98266

In the Linux kernel, the following vulnerability has been resolved: ALSA: core: Fix potential UAF after asynchronous card release Usually a sound driver releases the resources assigned to the card via sndcardfree, and it synchronizes with the whole release procedure. However, when the card is...