CVE-2026-74510

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: mgmt: fix UAF in pair command cancellation The pairing completion and authentication failure callbacks look up the pending MGMTOPPAIRDEVICE command by walking hdev-mgmtpending. The lookup returned a command that was...

UBUNTU-CVE-2026-74465

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: fix potential UAF on meter attach failure While attaching a newly created meter attachmeter function makes the new meter visible to other CPUs but can still fail afterwards. On failure, it detaches the meter bac...

UBUNTU-CVE-2026-74511

Rejected reason: This CVE ID has been rejected or withdrawn by its CVE Numbering Authority...

UBUNTU-CVE-2026-74530

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: hold conn in hciconnectbigsync callback There is theoretical UAF if the conn is freed while the hcisync task is running. Hold refcount to avoid that. Handle NULL hcon, return 0 + do nothing to match the previo...

CVE-2026-74513

In the Linux kernel, the following vulnerability has been resolved: dibs: fix use-after-free of dmbnode in loopback attach/detach/unregister dibsloattachdmb, dibslodetachdmb and dibslounregisterdmb look up the dmbnode under dmbhtlock, drop the lock and only then operate on the node's refcount...

CVE-2026-74528

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: hold conn in hcipastsync callback Avoids giving freed pointers to hciconnvalid, which kmalloc may have reused. Hold refcount to avoid that...

CVE-2026-74533

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: fix race of kfree vs krefgetunlesszero hciconn::isodata is accessed and modified without lock or RCU. This leads to a race Task hdev-workqueue Task 2 isorecv isoconnputconn conn = LOAD hcon-isodata isoconnfreeconn...

CVE-2026-74534

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: fix refcounting of isoconn isoconndel and isochandel have a race that results to double-put of isoconn: Task hdev-workqueue Task 2 isoconndel isochandel isoconnholdunlesszero isoconnlock isoconnlock conn-sk = NULL...

CVE-2026-74545

In the Linux kernel, the following vulnerability has been resolved: rtase: fix double free of multi-frag skb on DMA map failure In rtasestartxmit, when the head buffer DMA mapping fails after rtasexmitfrags has mapped all fragments, the error path clears the fragment descriptors with...

UBUNTU-CVE-2026-74537

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: hold sk properly in isoconnready sk deref in isoconnready must be done either under conn-lock, or holding a refcount, to avoid concurrent close. conn-sk is currently accessed without either: Task 1 Task 2...

UBUNTU-CVE-2026-74472

In the Linux kernel, the following vulnerability has been resolved: ublk: reset kernel-owned devinfo fields in ublkctrladddev ublkctrladddev memcpys the userspace ublksrvctrldevinfo into ub-devinfo and then fixes up the fields the driver owns, but misses -state and -ublksrvpid. A device added wit...

CVE-2026-74509

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: Fix advertising data UAFs hcifindadvinstance returns an advinfo pointer that is valid only while hdev-lock is held. The advertising command-sync paths perform instance lookups without that lock and, in some...

UBUNTU-CVE-2026-74450

In the Linux kernel, the following vulnerability has been resolved: drm/amd/pm: fix pptable use-after-free amdgpudpmgetpptable returns a pointer to a driver-owned power table after dropping adev-pm.mutex. The sysfs path then copies from that pointer. A concurrent pptable write can replace and fre...

UBUNTU-CVE-2026-74503

In the Linux kernel, the following vulnerability has been resolved: ALSA: timer: Clear SNDRVTIMERIFLGDEAD once the close completes sndtimercloselocked marks an instance with SNDRVTIMERIFLGDEAD and returns early when the flag is already set, but the flag is never cleared again. A completed close...

CVE-2026-74535

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: avoid deadlocks in isosocktimeout isosocktimeout takes locksock, so sync disabling the timer while holding that lock may deadlock. isosocktimeout may also run concurrently with isoconndel, which leads to UAF Task ...

UBUNTU-CVE-2026-74478

In the Linux kernel, the following vulnerability has been resolved: um: vector: fix use-after-free in vectormmsgrx When vectormmsgrx discards a packet whose overlay header fails verifyheader, it frees the skb and continues the loop: if headercheck estats.rxencapserrors++; continue; The normal and...

CVE-2026-74502

In the Linux kernel, the following vulnerability has been resolved: ALSA: ump: fix double free of outcvts on rawmidi error sndumpattachlegacyrawmidi allocates the legacy conversion array ump-outcvts and, on the sndrawmidinew error path, frees it with kfree but leaves ump-outcvts pointing at the...

UBUNTU-CVE-2026-74502

In the Linux kernel, the following vulnerability has been resolved: ALSA: ump: fix double free of outcvts on rawmidi error sndumpattachlegacyrawmidi allocates the legacy conversion array ump-outcvts and, on the sndrawmidinew error path, frees it with kfree but leaves ump-outcvts pointing at the...

UBUNTU-CVE-2026-74441

In the Linux kernel, the following vulnerability has been resolved: usb: typec: ucsi: Fix race condition and ordering in port unregistration A synchronization issue exists during port unregistration where pending partner work items can race against workqueue destruction, leading to use-after-free...

UBUNTU-CVE-2026-74541

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: clear isodata always when detaching conn from hcon When setting conn-hcon = NULL, also conn-hcon-isodata = NULL is necessary, otherwise later isoconnfree will UAF. Fix clearing of isodata in isosockdisconn Fixes...