UBUNTU-CVE-2026-98229

In the Linux kernel, the following vulnerability has been resolved: xfrm: save input state data before secpath resets xfrminput stores the current xfrmstate in the skb secpath while it continues receive-side processing. Some input paths can reset that secpath before xfrminput has finished...

UBUNTU-CVE-2026-98251

In the Linux kernel, the following vulnerability has been resolved: openvswitch: avoid reallocating confirmed conntrack labels ovsctgetconnlabels adds the labels extension when a conntrack entry does not have one. Confirmed conntracks can be read locklessly, so adding an extension may reallocate...

UBUNTU-CVE-2026-98238

In the Linux kernel, the following vulnerability has been resolved: net: wwan: t7xx: validate the netif index in t7xxccmnirecvskb The netif index carried in the DPMAIF PIT header is five bits wide, but ccmniinst only has room for NICDEVMAX 21 entries. t7xxccmnirecvskb indexes the array without a...

UBUNTU-CVE-2026-98231

In the Linux kernel, the following vulnerability has been resolved: xfrm: serialize state GC with device state flush The deferred-device pass in xfrmdevstateflush finds states under xfrmstatedevgclock, but drops the lock before calling xfrmdevstatefree because the driver callback may sleep. The...

UBUNTU-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-2026-98322

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...

UBUNTU-CVE-2026-98346

In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: don't get the radio mask for netdev-less wdevs cfg80211calculatebidata calls rdevgetradiomask with wdev-netdev, which can be NULL and then crashes in mac80211. To avoid that, invert the order of checks since...

CVE-2026-98326

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: mesh: release the channel if start fails ieee80211joinmesh acquires a channel context and then calls ieee80211startmesh, which can fail. In that case, the chanctx isn't released then interface removal will attempt...

CVE-2026-98317

In the Linux kernel, the following vulnerability has been resolved: neighbour: Enforce min/max to NDTPAINTERVALPROBETIMEMS. NDTPAINTERVALPROBETIMEMS sets .type and .min but misses .validationtype, so no validation is applied: ynl --family rt-neigh --do setneightbl \ --json '"name": "arpcache",...

CVE-2026-98279

In the Linux kernel, the following vulnerability has been resolved: btrfs: handle lack of space when cleaning up verity items When enableverity hits the qgroup limit, rollbackverity needs its own metadata reservation. When the qgroup limit or lack of space refuses the rollback, the whole filesyst...

CVE-2026-98314

In the Linux kernel, the following vulnerability has been resolved: ALSA: pcm: set timer-privatedata before registering the PCM timer sndpcmtimerinit calls snddeviceregister to link the new struct sndtimer into the global timer list while it still carries hw.cresolution = sndpcmtimerresolution an...

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...

CVE-2026-98297

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcicore: Fix queuing txwork after workqueue is drained hcisendacl, hcisendsco and hcisendiso queue hdev-txwork unconditionally. They can run from the L2CAP/SCO/ISO socket send path while hcidevclosesync is draining...

CVE-2026-98306

In the Linux kernel, the following vulnerability has been resolved: seg6: set IPSKBL3SLAVE from IP6SKBL3SLAVE on IPIP decapsulation When an SRv6 packet arrives on an interface enslaved to a VRF, vrfip6rcv sets IP6SKBL3SLAVE in IP6CB, but decapandvalidate has never set IPSKBL3SLAVE in IPCB. The bi...

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...

CVE-2026-98285

In the Linux kernel, the following vulnerability has been resolved: net: bridge: vlan: fix bugs caused by switchdev deletion errors Allowing switchdev to prevent vlan deletion and error out in vlandel could cause multiple different issues - inconsistent state, memory leaks when flushing, NULL...

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...

CVE-2026-98347

In the Linux kernel, the following vulnerability has been resolved: IB/IPoIB: Avoid restoring OPERUP after multicast flush ipoibibdevflushlight temporarily clears IPOIBFLAGOPERUP to prevent multicast joins while ipoibmcastdevflush is running, and restores the flag afterwards if it was previously...

CVE-2026-98370

In the Linux kernel, the following vulnerability has been resolved: xfrm: fix compat ALLOCSPI request use-after-free xfrmstatenetlink builds the ALLOCSPI response with dumponestate, which already calls alloccompat with the response skb and header. xfrmallocuserspi then calls alloccompat again, bu...