UBUNTU-CVE-2026-74507

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: HIDP: validate numbered report payloads When hidpgetrawreport waits for a numbered report, hidpprocessdata compares the expected report number with skb-data0. A connected HIDP peer can reply with only a DATA transactio...

UBUNTU-CVE-2026-74443

In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: bound DMA command body size against suffix pointer vmwcmddma locates the DMA suffix at unsigned long &cmd-body + header-size - sizeofsuffix without checking that header-size is large enough to contain both cmd-body an...

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-2026-74471

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-2026-74477

In the Linux kernel, the following vulnerability has been resolved: uprobes: Fix NULL pointer dereference in hprobeexpire Forking a task that has a pending uretprobe can oops the kernel with a NULL pointer dereference in the clone path: BUG: kernel NULL pointer dereference, address:...

UBUNTU-CVE-2026-74449

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix divide-by-zero in calculatemcachesetting on zero viewport If a plane reaches calculatemcachesetting with a zero-area viewport, calculatemcachesetting exits early with nummcaches == 0 and mvmpgwidth/height == ...

UBUNTU-CVE-2026-74499

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: fix OOB write in sndusbmidiakaioutput sndusbmidiakaioutput computes its fill-loop bound bufend = ep-maxtransfer - MAXAKAISYSEXLEN - 1; as a signed int, so a small device-advertised bulk-OUT maxtransfer makes bufe...

CVE-2026-74506

In the Linux kernel, the following vulnerability has been resolved: afs: Fix UAF when sending a message In afsmakecall, there's a race with async call reception and destruction. If a call is dispatched that doesn't have call-writeiter set used to specify the data content for FS.StoreData, then th...

CVE-2026-74577 net: mpls: initialize rtm_tos in mpls_getroute()

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...

EUVD-2026-59642

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-2026-74577

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-2026-74577 net: mpls: initialize rtm_tos in mpls_getroute()

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-2026-74577

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-2026-74577

CVE-2026-74577 applies to the Linux kernel’s MPLS netlink path. A construction of RTM_NEWROUTE replies for RTM_GETROUTE could leak an uninitialized byte from the rtmsg header when rtm_tos was not zeroed, due to missing initialization in mpls_getroute(); the code filled most fields but left rtm_to...

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 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...

CVE-2026-74576

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...

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

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...