CVE-2026-68122

In the Linux kernel, the following vulnerability has been resolved: ovpn: fix peer refcount leak in TCP error paths When either the TCP RX or TX error path calls ovpnpeerhold followed by schedulework&peer-tcp.deferdelwork, and the work item is already pending from the other path, schedulework...

UBUNTU-CVE-2026-68095

In the Linux kernel, the following vulnerability has been resolved: fuse-uring: fix race between registration and connection abortion This fixes this race: - thread a: iouringenter - register sqe - fuseuringcreateringent - allocate ent but doesn't grab queueref yet - thread b: fuseconndestroy -...

UBUNTU-CVE-2026-68126

In the Linux kernel, the following vulnerability has been resolved: mac802154: hold an interface reference across the scan worker mac802154scanworker captures the scanning sub-interface under RCU and then keeps dereferencing sdata-dev after rcureadunlock and outside the rtnl -- in the failure...

CVE-2026-68095

In the Linux kernel, the following vulnerability has been resolved: fuse-uring: fix race between registration and connection abortion This fixes this race: - thread a: iouringenter - register sqe - fuseuringcreateringent - allocate ent but doesn't grab queueref yet - thread b: fuseconndestroy -...

CVE-2026-68090

In the Linux kernel, the following vulnerability has been resolved: debugobjects: Plug race against a concurrent OOM disable syzbot reported a puzzling splat: WARNING: kernel/time/hrtimer.c:443 at stubtimer+0xa/0x20 stubtimer is installed as timer callback function in hrtimerfixupassertinit, whic...

UBUNTU-CVE-2026-68085

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hciuart: clear HCIUARTSENDING when writework is canceled HCIUARTSENDING bit in txstate means writework is pending and blocks queueing it again. Currently this bit is not cleared when canceling the work in hciuartclose,...

UBUNTU-CVE-2026-68090

In the Linux kernel, the following vulnerability has been resolved: debugobjects: Plug race against a concurrent OOM disable syzbot reported a puzzling splat: WARNING: kernel/time/hrtimer.c:443 at stubtimer+0xa/0x20 stubtimer is installed as timer callback function in hrtimerfixupassertinit, whic...

CVE-2026-59090

A flaw was found in GIMP's PSD file format plugin. This vulnerability, an unsigned integer underflow in the blockrem variable, occurs when a user opens a specially crafted .psd image file. The underflow leads to parser confusion, enabling an attacker to inject arbitrary data as layer resource...

CVE-2026-68428

In the Linux kernel, the following vulnerability has been resolved: KVM: x86/mmu: Fix use-after-free on vendor module reload mmudestroycaches destroys ptelistdesccache and mmupageheadercache, but leaves both pointers unchanged. The pointers live in kvm.ko, and therefore survive when a vendor modu...

CVE-2026-68422

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix root leak if its reloc root is unexpected in mergerelocroots If we have an unexpected relocroot for our root, we jump to the out label but never drop the reference we obtained for root, resulting in a leak. Add a missi...

CVE-2026-68417 RDMA/siw: publish QP after initialization

In the Linux kernel, the following vulnerability has been resolved: RDMA/siw: publish QP after initialization siwcreateqp currently calls siwqpadd before the queues, CQ pointers, state, completion, and device list entry are ready. A QPN lookup can therefore reach a QP that is still being...

CVE-2026-68413

In the Linux kernel, the following vulnerability has been resolved: wifi: ipw2100: fix potential memory leak in ipw2100pciinitone The memory allocated in the ipw2100allocdevice function is not freed in some of the error paths in ipw2100pciinitone. Fix that by converting the direct return into a...

CVE-2026-68411

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211hwsim: clamp virtio RX length before skbput hwsimvirtiorxwork passes the virtqueue used-ring length reported by the device straight to skbput on a fixed-size receive skb. A backend reporting a length larger than the...

CVE-2026-68407

In the Linux kernel, the following vulnerability has been resolved: wifi: nl80211: free RNR data on MBSSID mismatch nl80211parsebeacon rejects EMA RNR data when there are fewer RNR entries than MBSSID entries. The rejected RNR allocation has not been attached to the beacon data yet, so free it...

CVE-2026-68404 wifi: cfg80211: use wiphy work for socket owner autodisconnect

In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: use wiphy work for socket owner autodisconnect nl80211netlinknotify walks the cfg80211 wireless device list when a NETLINKGENERIC socket is released. If the socket owns a connection, the notifier queues the embedd...

CVE-2026-68402

In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: bound element ID read when checking non-inheritance cfg80211iselementinherited reads the first data octet of the candidate element id = elem-data0 to look it up in an extension non-inheritance list. It does so aft...

CVE-2026-68397 net/iucv: take a reference on the socket found in afiucv_hs_rcv()

In the Linux kernel, the following vulnerability has been resolved: net/iucv: take a reference on the socket found in afiucvhsrcv afiucvhsrcv looks up the destination socket under iucvsklist.lock, drops the lock, and then passes the socket to the afiucvhscallback handlers without holding a...

CVE-2026-68395

In the Linux kernel, the following vulnerability has been resolved: ata: satadwc460ex: enable SATA interrupts only after IRQ handler is registered satadwcenableinterrupts is called before platformgetirq and atahostactivate, leaving the SATA controller's interrupt mask enabled without a registered...

CVE-2026-68390 Bluetooth: hci_sync: hold hdev->lock for hci_conn_params lookups

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: hold hdev-lock for hciconnparams lookups hciconnparamslookup requires hdev-lock be held, otherwise the list iteration or param access is not safe. Hold hdev-lock for params lookups in hcisync...

CVE-2026-68387

The CVE-2026-68387 defect affects the Linux kernel CAN raw socket path. A change to store flags in a single bitfield (struct raw_sock) introduced a read-modify-write window during raw_setsockopt() flag updates, enabling concurrent access races. The fix adds a locking wrapper around flag manipulat...