UBUNTU-CVE-2026-98558

In the Linux kernel, the following vulnerability has been resolved: net: flush skbdefernodes in devcpudead When a CPU goes offline, devcpudead drains its softnet queues completionqueue, outputqueue, polllist, processqueue, and inputpktqueue, but leaves nethotdata.skbdefernodes untouched. If oldcp...

CVE-2026-98782

In the Linux kernel, the following vulnerability has been resolved: drm/mediatek: Fix ovl adaptor platform device leak mtkdrmprobe creates an OVL adaptor platform device with platformdeviceregisterdata when the display pipeline requires the OVL adaptor. If a later initialization step fails, the...

UBUNTU-CVE-2026-98795

In the Linux kernel, the following vulnerability has been resolved: net: sparx5: skip ptp deinit if init was skipped sparx5ptpinit returns early on the base lan969x variants because they do not have the SPX5FEATUREPTP flag. It also returns early when no "ptp" interrupt is described. Unbinding the...

UBUNTU-CVE-2026-98562

In the Linux kernel, the following vulnerability has been resolved: net: libwx: fix races in Tx timestamp handling wx-ptptxskb is shared between the Tx path, the PTP auxiliary worker and the timestamp cleanup paths. The WXSTATEPTPTXINPROGRESS bit prevents multiple Tx paths from submitting timesta...

UBUNTU-CVE-2026-98651

In the Linux kernel, the following vulnerability has been resolved: KVM: s390: Properly handle NULL pointer in datcondsetstoragekey Some callers pass NULL as oldkey. Calling pagecondsetstoragekey will cause that NULL pointer to get dereferenced. Fix by checking for NULL and assigning the pointer ...

UBUNTU-CVE-2026-98673

In the Linux kernel, the following vulnerability has been resolved: iio: adc: pac1934: check ACPI label duplication A label duplication failure currently reaches the terminating-byte write. Release the ACPI result and abort before accessing the missing label; earlier labels are managed by devres...

UBUNTU-CVE-2026-98629

In the Linux kernel, the following vulnerability has been resolved: net/sched: clsu32: fix manual hash table handle IDR aliasing A u32 hash table created with an explicit handle 'tc filter add ... handle 801: u32 divisor N' keys its IDR entry on the raw handle, while the destroy paths free it und...

UBUNTU-CVE-2026-98630

In the Linux kernel, the following vulnerability has been resolved: eth: fbnic: Fix payload page pool error cleanup The payload page pool pointer contains an error pointer when its allocation fails. The cleanup path passes that error pointer to pagepooldestroy instead of destroying the header pag...

UBUNTU-CVE-2026-98595

In the Linux kernel, the following vulnerability has been resolved: udp: remove a disconnected socket from the 4-tuple hash table A UDP socket bound to a specific address and port keeps its entry in the 4-tuple hash table after it is disconnected: sk binds to 127.0.0.1:21001 sk connects to...

UBUNTU-CVE-2026-98509

In the Linux kernel, the following vulnerability has been resolved: drm/virtio: fix memory leak of fence event on execbuffer failure virtiogpuexecbufferioctl reserves a DRM event with drmeventreserveinit when VIRTGPUEXECBUFRINGIDX selects a ring that userspace has enabled polling for...

UBUNTU-CVE-2026-98616

In the Linux kernel, the following vulnerability has been resolved: eth: fbnic: reset numnapi when the napi vectors are freed fbn-numnapi is the count of live napi vectors, each of which owns an IRQ. The PM path had freed them without clearing the count. fbnicpmsuspend tears the datapath down via...

UBUNTU-CVE-2026-98510

In the Linux kernel, the following vulnerability has been resolved: drm/xe/vm: nuke PTs only after unlinking contested VMAs In xevmcloseandput, external-BO VMAs are queued on the contested list for deferred destruction via xevmadestroyunlocked. However, xevmptdestroy was previously invoked before...

UBUNTU-CVE-2026-98528

In the Linux kernel, the following vulnerability has been resolved: gpio: cdev: fix kernel stack leak to user-space in error path If we fail to acquire the GPIO chip guard in gpiodesctolineinfo, we return immediately before zeroing the info struct we'll end up passing to the user-space later in...

UBUNTU-CVE-2026-98492

In the Linux kernel, the following vulnerability has been resolved: net: macb: fix dmaalloccoherent leak on macballoc error paths Fix 3 leaks in macballoc error paths: - Tx buffer allocated but crossing a 4G boundary: Tx leaked. - Rx buffer allocation fails: Tx leaked. - Rx buffer allocated but...

UBUNTU-CVE-2026-98523

In the Linux kernel, the following vulnerability has been resolved: drm/client: fix restore of partially initialized client I got a null-ptr-deref report when closing a DRM file descriptor: WARNING: drivers/gpu/drm/drmatomic.c:2031 at drmatomichelpersetconfig+0x18e/0x1b0 drm Call Trace:...

UBUNTU-CVE-2026-98530

In the Linux kernel, the following vulnerability has been resolved: kprobes: Fix permanent hang when flushing the kprobe optimizer Writing 0 to /proc/sys/debug/kprobes-optimization while a kprobe is jump-optimized never returns. The writer sleeps in D state forever with kprobesysctlmutex held, so...

UBUNTU-CVE-2026-98566

In the Linux kernel, the following vulnerability has been resolved: drm/imagination: clamp freelist reconstruction requests The firmware reconstruction count controls accesses to the request's fixed freelist ID array and the copy into the fixed response array. Neither access currently bounds the...

UBUNTU-CVE-2026-98674

In the Linux kernel, the following vulnerability has been resolved: iio: adc: adi-axi-adc: Initialize state mutex The AXI ADC register access paths serialize transactions with st-lock, but probe does not initialize it. Initialize the mutex before registering the backend...

UBUNTU-CVE-2026-98633

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btnxpuart: Fix skb leak in nxpprocessfwdump When CONFIGDEVCOREDUMP=n, hcidevcdappend returns -EOPNOTSUPP without freeing its skb argument. This leaks the cloned skb and also prevents nxpsetindreset from being called to...

UBUNTU-CVE-2026-98653

In the Linux kernel, the following vulnerability has been resolved: KVM: s390: Fix gaccessshadowfault In some circumstances, it is possible that the page of nested guest memory that is being shadowed is not present at all in the parent guest gmap. datentrywalk will not find any leaf entry and...