CVE-2026-98366

In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: validate access flags before swapping the MR's PD rxereregusermr reassigns mr-ibmr.pd first and only then validates the IBMRREREGACCESS argument: if flags & IBMRREREGPD rxeputoldpd; rxegetpd; mr-ibmr.pd = ibpd; if flags...

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...

CVE-2026-98345

In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: check IP header size in cfg80211classify8021d A frame that looks like IP can be transmitted, but be too short, so the DS field is read incorrectly: BUG: KMSAN: uninit-value in cfg80211classify8021d+0x99d/0x12b0...

CVE-2026-98336

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: don't offload TC setup on APVLAN interfaces APVLAN interfaces are purely virtual, so don't try to offload TC setup to drivers. We can't really use the AP interface either since we may not know it all the time, and...

CVE-2026-98371

In the Linux kernel, the following vulnerability has been resolved: xfrm: iptfs: fix runt reassembly panic from short inner totlen When the start of an inner packet is split across two outer packets such that fewer than 4 bytes land at the end of the first one, inputprocesspayload saves those byt...

CVE-2026-98203

In the Linux kernel, the following vulnerability has been resolved: Input: socbuttonarray - check btnsdesc-package.count Check that btnsdesc-package.count is not 0 before accessing btnsdesc-package.elements0...

CVE-2026-98334

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: reset state when starting AP fails ieee80211startap can set enablebeacon and beaconint and fail later, leaving it set forever. Scanning can then attempt to restore beaconing on such an interface, leading to: Oops:...

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-2026-98207

In the Linux kernel, the following vulnerability has been resolved: mmc: spi: reset bytesxfered before retrying CRC failures mmcspidatado updates data-bytesxfered after each block has been transferred successfully. If a later block in the same data request fails with a CRC error, data-bytesxfered...

UBUNTU-CVE-2026-98224

In the Linux kernel, the following vulnerability has been resolved: mm/vma: correctly unaccount on mmapprepare failure mmapsetup accounts memory for relevant mappings via: securityvmenoughmemorymm - vmenoughmemory - vmacctmemory If mmapsetup fails, this indicates that this accounting did not take...

UBUNTU-CVE-2026-98355

In the Linux kernel, the following vulnerability has been resolved: RDMA/rtrs: guard against null kobj name In the client, if initpath errors, the callee tries to clean up with rtrscltcloseconns. However, this can lead to calling the event tracing code with cltpath-kobj-name being NULL and thus...

UBUNTU-CVE-2026-98258

In the Linux kernel, the following vulnerability has been resolved: posix-cpu-timers: Prevent freeing a timer which is queued on the expiry list Kijo analyzed another race in the POSIX CPU timer code: Commit bf635681c906 converted cputimer::firing from a tristate value to a boolean. This lost the...

UBUNTU-CVE-2026-98182

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: refuse to make a monitor active when it has no queue A monitor interface only gets a TXQ if it's created active, and one can't be added later. Setting the flag on a down interface is still allowed, so the driver i...

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-2026-98295

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: coredump: Quiesce dump work on unregister hcidevcdhandlepktinit arms dumptimeout and coredump producers queue dumprx without holding an hdev reference. Unregister leaves both works live, so disconnecting during an acti...

UBUNTU-CVE-2026-98363

In the Linux kernel, the following vulnerability has been resolved: firmware: armscpi: reject DVFS OPP count above MAXDVFSOPPS scpidvfsgetinfo already rejected a zero oppcount, but still trusted any larger value from the SCP firmware. The shared-memory reply only holds MAXDVFSOPPS entries in...

UBUNTU-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-2026-98186

In the Linux kernel, the following vulnerability has been resolved: wifi: mwifiex: bound the pairwise-cipher OUI walk to the IE length mwifiexsearchouiinie reads a pairwise-cipher PTK count from a beacon/probe-response RSN or WPA information element and then walks that many 4-byte OUIs, comparing...

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-2026-98237

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...