UBUNTU-CVE-2026-98571

In the Linux kernel, the following vulnerability has been resolved: net: stmmac: clear stale buf-page after recycling on skb build failure In stmmacrx, when napibuildskb fails the descriptor page is recycled back to the page pool with pagepoolrecycledirect, but buf-page is left pointing at the...

CVE-2026-98484

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: skip expired catchall elements on insert and delete nftsetelemcatchallinsert looks up duplicates with nftsetelemactive only, while nftsetcatchalllookup and the dump path additionally skip expired elements. On...

CVE-2026-98664

In the Linux kernel, the following vulnerability has been resolved: iio: imu: adis16400: fix unprotected debugfs reads adis16400serialnumberfops is open coded and never calls debugfsfileget, so debugfsremoverecursive does not wait for a read in progress and unbind frees the iiodev underneath it...

Linux Kernel Heap Buffer Overflow DoS

The vulnerability of the mlx5mpeswwork function in the drivers/net/ethernet/mellanox/mlx5/core/lag/mpesw.c file of the Linux kernel is related to the improper implementation of thread management. Exploiting this vulnerability could allow an attacker to cause a service failure...

Linux kernel Distributed ARP Table Buffer Overflow DoS

The vulnerability of the batadvdatsnoopincomingdhcpack function in the net/batman-adv/distributed-arp-table.c component of the Linux kernel is related to the improper implementation of control flow. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity...

UBUNTU-CVE-2026-98664

In the Linux kernel, the following vulnerability has been resolved: iio: imu: adis16400: fix unprotected debugfs reads adis16400serialnumberfops is open coded and never calls debugfsfileget, so debugfsremoverecursive does not wait for a read in progress and unbind frees the iiodev underneath it...

CVE-2026-98557

In the Linux kernel, the following vulnerability has been resolved: gve: DQO: fix header length used by gvecansendtso for UDP GSO gvecansendtso computes how many buffers each segment of a GSO packet would span, and for this it needs the length of the headers that the device replicates in front of...

CVE-2026-98688

In the Linux kernel, the following vulnerability has been resolved: thunderbolt: Fix NULL dereference in tbremovework There is a slight race between tbremovework and tbdomainremove which leads to dereferencing a NULL tb-rootswitch pointer inside tbfreeunpluggedxdomains: Thread A Thread B...

UBUNTU-CVE-2026-98472

In the Linux kernel, the following vulnerability has been resolved: KVM: SEV: Free haveruncpus during VM destruction even if VM is no longer SEV Unconditionally free SEV's "have run CPUs" cpumask in the VM destroy path, i.e. even for what appear to be non-SEV VMs, as an SEV VM becomes a non-SEV V...

UBUNTU-CVE-2026-98474

In the Linux kernel, the following vulnerability has been resolved: s390/pci: Fix missing device lock in zpcireportstatus When pdev is non-NULL, zpcireportstatus accesses the device's driver. To get a consistent state matching the recovery, the device lock needs to be held. Do so by expanding the...

CVE-2026-98587

In the Linux kernel, the following vulnerability has been resolved: firewire: cdev: fix back-transition for isoresourceauto client resource The todo member of isoresourceauto structure represents the state of the client resource and normally transitions in the following order: ISORESAUTOALLOC -...

UBUNTU-CVE-2026-98651

In the Linux kernel, the following vulnerability has been resolved: KVM: s390: Properly handle NULL pointer in datcondsetstoragekey Some callers pass NULL as oldkey. Calling pagecondsetstoragekey will cause that NULL pointer to get dereferenced. Fix by checking for NULL and assigning the pointer ...

UBUNTU-CVE-2026-98800

In the Linux kernel, the following vulnerability has been resolved: bpf: Wait for an RCU tasks grace period before freeing trampoline progs When a prog is detached from a trampoline, it is freed after an RCU grace period, or an RCU tasks trace one if it is sleepable. This covers the tasks that ar...

UBUNTU-CVE-2026-98469

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Fix AArch32 DBGBXVR handling The consolidation of the breakpoint and watchpoint register accessors switched DBGBXVR from trapbvr to trapdbgwbreg. The latter selects backing storage with demuxwbreg, which only handles...

UBUNTU-CVE-2026-98726

In the Linux kernel, the following vulnerability has been resolved: nvme-multipath: fix underflow in ANA log bounds checks The number of ANA groups advertised through Identify Controller sizes the ANA log buffer. The ANA log header and group descriptors independently supply the number of groups a...

UBUNTU-CVE-2026-98736

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hciconn: Lock parent access during enhanced SCO setup Bluetooth: hciconn: Lock parent access during enhanced SCO setup hcienhancedsetupsync runs on the request workqueue without the hcidevlock held by its caller when...

UBUNTU-CVE-2026-98794

In the Linux kernel, the following vulnerability has been resolved: ipvs: filter some flags received in the backup server While the IPVS SYNC protocol is not secure by design we can still protect the backup server from messages that can wreak havoc. This commit addresses problems from received...

UBUNTU-CVE-2026-98591

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix bounds check for skb-backed dynptrs The skbpointeriflinear function checks whether a memory region of length len starting at offset off into the skb is in the linear area, and returns a pointer to the region if so. The...

UBUNTU-CVE-2026-98602

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: bnep: fix out-of-bounds reads on short RX/TX frames and control fallthrough Fix multiple out-of-bounds reads in Bluetooth BNEP frame processing: 1. In bneprxframe and bnepctrlframe net/bluetooth/bnep/core.c, use...

UBUNTU-CVE-2026-98642

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix UAF due to concurrent consumption of ttrace lists in allocbulk Syzkaller repeatedly triggered UAF splats related to nodes in waitingforgpttrace within the bpf memalloc: BUG: KASAN: slab-use-after-free in...