CVE-2026-74490

In the Linux kernel, the following vulnerability has been resolved: tipc: avoid use-after-free in poll trace queue dumps TIPC socket tracepoints dump queue state through tipcskdump. Most queue-dump callsites already serialize that walk under the socket lock or sk-sklock.slock, but tipcpoll calls...

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...

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-2026-74496

In the Linux kernel, the following vulnerability has been resolved: fou: Fix use-after-free in foucreate foucreate publishes struct fou through skuserdata before adding the new FOU port to the per-netns list. If fouaddtoportlist fails, the error path frees fou while it is still reachable through...

UBUNTU-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...

UBUNTU-CVE-2026-74471

In the Linux kernel, the following vulnerability has been resolved: tracing: Check return value of registerevent in tracemoduleaddevents tracemoduleaddevents ignores the return value of registerevent and unconditionally calls addeventtotracers for each event. If registerevent fails for example, i...

UBUNTU-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-2026-74529

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: hold conn in hciconnectpasync callback There is theoretical UAF if the conn is freed while the hcisync task is running. Hold refcount to avoid that...

UBUNTU-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-2026-74505

In the Linux kernel, the following vulnerability has been resolved: ALSA: 6fire: Fix UAF at error handling during probe Although 6fire driver had a few fixes for dealing with the early error handling during the probe phase, it forgot a pending URB before freeing the resources, which may lead to a...

UBUNTU-CVE-2026-74512

In the Linux kernel, the following vulnerability has been resolved: audit: fix potential use-after-free in auditdelrule auditdelrule destroys e-rule.exe via auditremovemarkrule before unlinking the rule from RCU-visible filter lists and waiting for a grace period. Concurrent readers in auditfilte...

UBUNTU-CVE-2026-74518

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: fix list corruption in allocatefileregionentries allocatefileregionentries tops up resv-regioncache with freshly allocated fileregion descriptors. The allocation uses GFPKERNEL, so resv-lock is dropped around it: the...

CVE-2026-74577

In the Linux kernel, the following vulnerability has been resolved: net: mpls: initialize rtmtos in mplsgetroute mplsgetroute builds the RTMNEWROUTE reply to an RTMGETROUTE request by filling a struct rtmsg allocated from an skb whose data area is not zeroed allocskbNLMSGGOODSIZE, .... It sets...

CVE-2026-74575 thunderbolt: Prevent XDomain delayed work use-after-free on disconnect

In the Linux kernel, the following vulnerability has been resolved: thunderbolt: Prevent XDomain delayed work use-after-free on disconnect tbxdphandlerequest runs on systemwq and queues xd-statework via queuedelayedwork in three request handlers: PROPERTIESCHANGEDREQUEST, UUIDREQUEST via...

CVE-2026-74575

In the Linux kernel, the following vulnerability has been resolved: thunderbolt: Prevent XDomain delayed work use-after-free on disconnect tbxdphandlerequest runs on systemwq and queues xd-statework via queuedelayedwork in three request handlers: PROPERTIESCHANGEDREQUEST, UUIDREQUEST via...

CVE-2026-74576

Summary of CVE-2026-74576 (Linux kernel) : The vulnerability stems from the slab allocator allowing unbounded recursion in the free path due to cycles formed when obj_exts arrays are allocated across KMALLOC_NORMAL caches. Specifically, slabs can form a cycle by allocating each other’s obj_exts a...

CVE-2026-74576 mm/slab: prevent unbounded recursion in free path with new kmalloc type

In the Linux kernel, the following vulnerability has been resolved: mm/slab: prevent unbounded recursion in free path with new kmalloc type Commit 280ea9c3154b "mm/slab: avoid allocating slabobjext array from its own slab" avoided recursive allocation of objexts from kmalloc caches of the same...

EUVD-2026-59640

In the Linux kernel, the following vulnerability has been resolved: thunderbolt: Prevent XDomain delayed work use-after-free on disconnect tbxdphandlerequest runs on systemwq and queues xd-statework via queuedelayedwork in three request handlers: PROPERTIESCHANGEDREQUEST, UUIDREQUEST via...

CVE-2026-74575

CVE-2026-74575 : The Linux kernel Thunderbolt XDomain use-after-free on disconnect has been addressed. The fix adds a new xd->removing flag protected by xd->lock and uses it in tb_xdomain_remove() to coordinate with queue_delayed_work() sites. This ensures proper serialization between the r...

CVE-2026-74575

In the Linux kernel, the following vulnerability has been resolved: thunderbolt: Prevent XDomain delayed work use-after-free on disconnect tbxdphandlerequest runs on systemwq and queues xd-statework via queuedelayedwork in three request handlers: PROPERTIESCHANGEDREQUEST, UUIDREQUEST via...