UBUNTU-CVE-2026-98799

In the Linux kernel, the following vulnerability has been resolved: bpf: Skip detached progs in trampoline images that are still in use bpftrampimageput makes sure a trampoline image is not freed while a task may still be running in it, but nothing similar is done for the progs called by that...

UBUNTU-CVE-2026-98766

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: aspeed-vhub: cancel wake work on device removal wakework is armed from the gadget .wakeup callback to resume suspended downstream ports, and it is never cancelled in astvhubremove, so a work item queued before or...

UBUNTU-CVE-2026-98758

In the Linux kernel, the following vulnerability has been resolved: usb: typec: ucsi: glink: fix use-after-free of ucsi on remove The pmicglink client is released by the devres cleanup, which runs after pmicglinkucsiremove has returned, so its notification callbacks can queue work until then. Wor...

UBUNTU-CVE-2026-98776

In the Linux kernel, the following vulnerability has been resolved: binderfs: fix UAF write in binderadddevice binderfsbinderdevicecreate publishes the new dentry with dmakepersistent and then calls simpledonecreating, which drops the parent directory lock and the creator's dentry reference. It...

UBUNTU-CVE-2026-98762

In the Linux kernel, the following vulnerability has been resolved: USB: dwc2: shut down wakeup timer before freeing HCD state dwc2wakeupdetected accesses the DWC2 host state and can rearm the wakeup timer. dwc2hcdfree currently deletes the timer only after freeing host-owned state, and timerdele...

UBUNTU-CVE-2026-98754

In the Linux kernel, the following vulnerability has been resolved: tty: vcc: hold port lock when clearing tty pointer in vcccleanup vcccleanup sets port-tty to NULL without holding port-lock, racing with vccevent LDC callbacks that read port-tty under port-lock and then use tty-port. This can...

UBUNTU-CVE-2026-98742

In the Linux kernel, the following vulnerability has been resolved: ALSA: seq: Serialize compat port-info ioctls The native sequencer ioctl path serializes handler calls with client-ioctlmutex, but the translated port-info compat path invokes the same handlers through sndseqkernelclientctl withou...

UBUNTU-CVE-2026-98757

In the Linux kernel, the following vulnerability has been resolved: usb: cdns3: fix use-after-free in cdns3gadgetexit cdns3gadgetstart arms two works on systemfreezablewq: pendingstatuswq for the deferred ep0 status stage and alignedbufwq for realigned request buffers. Both handlers use the...

UBUNTU-CVE-2026-98748

In the Linux kernel, the following vulnerability has been resolved: serial: 8250bcm7271: fix use-after-free in brcmuartremove brcmuarthandleirq starts priv-hrt to work around a receive-timeout quirk of the 8250 core when hardware flow control is enabled; the timer callback brcmuarthrtimerfunc...

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-2026-98737

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: Fix inquiry cache use-after-free The sync command worker holds hdev-reqlock, but inquiry-cache updates and flushes use hdev-lock. Both hciaclcreateconnsync and hcistopdiscoverysync look up entries and read the...

UBUNTU-CVE-2026-98749

In the Linux kernel, the following vulnerability has been resolved: tty: serial: max3100: shut down timer before freeing port max3100shutdown stops the polling timer but returns early during system suspend. If the SPI device is unbound before resume, the serial core does not call max3100shutdown...

UBUNTU-CVE-2026-98735

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcicore: Serialize ACL scheduling with channel deletion hcichansent selects a channel under RCU but drops the read lock before accessing chan-conn and returning the channel. The ACL and LE schedulers then use its packe...

UBUNTU-CVE-2026-98734

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcicore: Serialize SCO and ISO scheduling with teardown hcilowsent selects a connection under RCU but drops the read lock before calculating its quota and returning it to the scheduler. The connection is then used...

UBUNTU-CVE-2026-98719

In the Linux kernel, the following vulnerability has been resolved: KVM: SEV: Nullify "have run CPUs" mask pointer when freeing it Nullify haveruncpus when freeing the mask, particularly in the error path of sevguestinit, so that KVM doesn't have to subtly use sev-active to track whether or not t...

UBUNTU-CVE-2026-98709

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: count only matching reservations in reserved switch ieee80211vifusereservedswitch validates a replacement by counting assigned links on ctx-replacectx and treating reservations too broadly. A link can still be...

UBUNTU-CVE-2026-98699

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: fix mesh fast xmit path deletion UAF meshfasttxcache stores raw meshpath pointers. Path deletion flushes the cache and then frees the path with kfreercu, but a lookup that already holds the path can insert a new...

UBUNTU-CVE-2026-98707

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: shut down RX BA session timer on teardown Tearing down an RX BA session can leave the session timer queued on a freed tidrx. Later timer-wheel processing and the timer callback itself then run against freed memory...

UBUNTU-CVE-2026-98708

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: keep paired old chanctx alive An in-place replacement keeps reciprocal replacectx pointers between the old WILLBEREPLACED chanctx and the new REPLACESOTHER chanctx. However, the early free paths only consider...

UBUNTU-CVE-2026-98704

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: keep fallback association elements alive Associating to a non-transmitted MBSSID profile reads freed memory while determining the operating channel and applying HT capabilities. When an association response omits...