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...

CVE-2026-98368

In the Linux kernel, the following vulnerability has been resolved: esp: downgrade zerocopy managed frags before mutating skb frags On the out-of-place output path esp-inplace == false ESP rewrites the skb frag array: espoutputhead appends a trailer frag and espoutputtail replaces the frags with ...

CVE-2026-98315

In the Linux kernel, the following vulnerability has been resolved: ntfs: protect runlist updates with the runlist lock ntfsnonresidentattrshrink calls runlist helpers that require the runlist write lock, but did not hold it while freeing clusters and truncating the runlist. Serialize those...

CVE-2026-98218

In the Linux kernel, the following vulnerability has been resolved: i2c: atr: fix dangling adapter pointer on add failure i2catraddadapter stores atr-adapterchanid before i2caddadapter so that the I2C bus notifier can match child clients during registration. On failure the channel is freed but th...

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...

CVE-2026-98196

In the Linux kernel, the following vulnerability has been resolved: wifi: brcmsmac: fix UAF in brcmsfreetimer brcmsfreetimer calls brcmsdeltimer which uses the non-synchronous canceldelayedwork to cancel the timer's underlying delayed work. If the work callback brcmstimer is already running,...

CVE-2026-98365

In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Fix integer overflow in mrcheckrange leading to OOB access mrcheckrange validates that iova, iova+length falls within the registered MR range using wraparound-prone arithmetic: if iova ibmr.iova || iova + length...

CVE-2026-98369

In the Linux kernel, the following vulnerability has been resolved: xfrm: add missing rcureadlock, skbdstforce and devhold for xfrmtransreinject syzbot reported a suspicious RCU usage warning in ip6pktdrop: WARNING: suspicious RCU usage in ip6pktdrop include/net/addrconf.h:389 suspicious...

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-2026-98192

In the Linux kernel, the following vulnerability has been resolved: wifi: wcn36xx: Fix potential use-after-free in TX ack timer teardown wcn36xxdxedeinit tears down the TX ack timer with timerdelete, which only dequeues the timer and does not wait for a callback that is already executing; the...

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-2026-98304

In the Linux kernel, the following vulnerability has been resolved: net: bcmgenet: restore the hardware filters on open bcmgenethfbinit runs INITLISTHEAD on priv-rxnfclist, which drops every rule off the list, and bcmgenetopen calls it on each ifup. Every rule the user configured is silently lost...

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-2026-98281

In the Linux kernel, the following vulnerability has been resolved: futex: Also allocate private hash on vfork As Jann demonstrated, it is entirely feasible to access the mm through vfork. Therefore we need to allocate a private hash on vfork as well as any other CLONEVM user. Specifically, it mu...

CVE-2026-98358

In the Linux kernel, the following vulnerability has been resolved: IB/iser: reject a remote invalidation of an unregistered direction A write command whose data is sent entirely as immediate data is not registered. iserregmemfastreg takes the DMA key path and leaves rdmaregISERDIROUT.desc at NUL...

UBUNTU-CVE-2026-98213

In the Linux kernel, the following vulnerability has been resolved: mmc: core: Cancel SDIO IRQ work before freeing host A host controller that uses sdiosignalirq schedules host-sdioirqwork from its interrupt handler. That work is only cancelled on the suspend path mmcsdiosuspend, not on the...

UBUNTU-CVE-2026-98362

In the Linux kernel, the following vulnerability has been resolved: clk: scpi: bound-check DVFS index in scpidvfsrecalcrate dvfsgetidx may return an out-of-range index if the SCP firmware is buggy or returns a stale value. Only negative indexes were rejected, so a large index walked past info-opp...

UBUNTU-CVE-2026-98302

In the Linux kernel, the following vulnerability has been resolved: net: fddi: skfp: fix NULL deref when setting the MAC address while down skfpctlsetmacaddress calls ResetAdapter unconditionally, without checking netifrunning. ResetAdapter first calls cardstop, which sets smc-hw.hwstate to...

UBUNTU-CVE-2026-98359

In the Linux kernel, the following vulnerability has been resolved: RDMA/core: Reject unregistering netdevs in ibgetethspeed ibdevicegetnetdev intentionally returns a referenced netdevice even when it is unregistering, so matching and cleanup callers can still find the association. The reference...

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...