UBUNTU-CVE-2026-99082

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Use active memslots for the per-vCPU MMIO cache KVM tags the per-vCPU MMIO cache with a memslot generation so that a memslot update invalidates cached MMIO information. Both the fill and validation paths use kvmmemslots...

UBUNTU-CVE-2026-99065

In the Linux kernel, the following vulnerability has been resolved: cgroup/cpuset: Handle cpu hotplug race in guaranteeactivecpus With commit 2125c0034c5d "cgroup/cpuset: Make cpuset hotplug processing synchronous", the cpuset hotplug operation becomes synchronous. That commit also removes the co...

UBUNTU-CVE-2026-99001

In the Linux kernel, the following vulnerability has been resolved: drm/xe/i2c: cancel the client work on remove xei2cnotifier stores the DesignWare adapter in i2c-adapter and schedules i2c-work when the adapter is registered under the xe I2C platform device, and xei2cclientwork then instantiates...

CVE-2026-99082

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Use active memslots for the per-vCPU MMIO cache KVM tags the per-vCPU MMIO cache with a memslot generation so that a memslot update invalidates cached MMIO information. Both the fill and validation paths use kvmmemslots...

UBUNTU-CVE-2026-99024

In the Linux kernel, the following vulnerability has been resolved: optee: register TEE devices only once fully initialized opteeprobe called teedeviceregister on both the client and the supplicant device before the rest of struct optee had been initialized. teedeviceregister calls cdevdeviceadd,...

UBUNTU-CVE-2026-98973

In the Linux kernel, the following vulnerability has been resolved: drm/bridge: Fix unlocked listdel in drmbridgeadd When re-adding a bridge that was previously removed, drmbridgeadd drops it from bridgelingeringlist without holding bridgelock. Both bridgelist and bridgelingeringlist are protecte...

UBUNTU-CVE-2026-98998

In the Linux kernel, the following vulnerability has been resolved: drm/bridge: th1520-dw-hdmi: Fix remove callback This driver stores struct th1520hdmi in platform drvdata, but th1520dwhdmiremove was reading it back as struct dwhdmi and passing it to dwhdmiremove, so teardown runs on the wrong...

CVE-2026-99036

In the Linux kernel, the following vulnerability has been resolved: dm: fix reading free memory in doresume When doresume calls dmtablegetmodenewmap, the call is done without holding any locks it only holds a reference to the md. It may be possible that another concurrent ioctl on the same device...

UBUNTU-CVE-2026-99085

In the Linux kernel, the following vulnerability has been resolved: schedext: Fix CPU hotplug hang when a dying CPU's tasks sit in the BPF scheduler A CPU going down has to empty its own rq. Its hotplug thread waits in schedcpuwaitempty until nothing else is left, and the only thing that wakes it...

UBUNTU-CVE-2026-98967

In the Linux kernel, the following vulnerability has been resolved: cxgb4/chktls: disable softirqs around tidlist erases chcrktlscplactopenrpl inserts into tidlist from the receive path using xainsertbh. The array is shared by the adapter's connections and initialized with XAFLAGSLOCKBH. However,...

CVE-2026-99064

In the Linux kernel, the following vulnerability has been resolved: cipso: adjust cached option offsets when removing CIPSO cipsov4skbuffdelattr removes the CIPSO bytes but does not adjust cached offsets for options that follow them. For example, with a valid 10-byte CIPSO option followed by a...

CVE-2026-99051

In the Linux kernel, the following vulnerability has been resolved: fsverity: RCU-delay the freeing of struct fsverityinfo fsveritygetinfo calls rhashtablelookupfast, which just uses rcureadlock and doesn't directly synchronize with fsverityremoveinfo. For the same inode this isn't a problem: its...

UBUNTU-CVE-2026-98987

In the Linux kernel, the following vulnerability has been resolved: namespace: look at the topmost mount for a mount namespace file attachrecursivemnt preallocates a mountpoint for the root of the topmost mount of the source so that a mount that already sits at the destination can be put on top o...

CVE-2026-98985

In the Linux kernel, the following vulnerability has been resolved: namespace: check the mounts before reading their parents in pivotroot pathpivotroot reads the parents of newroot and of the caller's root and checks whether they are shared before it checks that either mount is in the caller's...

UBUNTU-CVE-2026-99071

In the Linux kernel, the following vulnerability has been resolved: ipv4: do not warn on route notification size race Commit 680aea08e78c "net: ipv4: Emit notification when fib hardware flags are changed" added asynchronous route notifications for hardware flag changes. fibaliashwflagsset sizes t...

CVE-2026-99007

In the Linux kernel, the following vulnerability has been resolved: drm/fb-helper: defer setup when fbdevprobe fails, not just on -EAGAIN drmfbhelperinitialconfigandunlock calls drmclientmodesetprobe first, which already fills in each modeset-mode/numconnectors for every connected output, and onl...

UBUNTU-CVE-2026-99034

In the Linux kernel, the following vulnerability has been resolved: mmc: sdhci-sprd: disable runtime PM on remove sdhcisprdprobe enables runtime PM, while sdhcisprdremove does not perform the corresponding runtime PM cleanup. The probe failure path disables runtime PM before disabling the clocks,...

UBUNTU-CVE-2026-99074

In the Linux kernel, the following vulnerability has been resolved: ipv4: stop PMTU walk when nexthop group shrinks Commit 7d3f3b4367f3 "net: ipv4: Cache pmtu for all packet paths if multipath enabled" made iprtupdatepmtu update every path. For nexthop objects, fibinfonumpath and fibinfonhc...

CVE-2026-98983

In the Linux kernel, the following vulnerability has been resolved: unshare: don't drop active namespace references that were never taken Active references on the namespaces of an nsproxy are taken when the nsproxy is installed into a task in switchtasknamespaces and copynamespaces and dropped...

UBUNTU-CVE-2026-99029

In the Linux kernel, the following vulnerability has been resolved: net: sparx5: free the matchall entry on destroy sparx5tcmatchallreplace allocates a struct sparx5mallentry for every offloaded matchall filter and adds it to sparx5-mallentries. sparx5tcmatchalldestroy removes the entry from the...