UBUNTU-CVE-2026-99033

In the Linux kernel, the following vulnerability has been resolved: net/packet: guard the ll header push in packetrcvspkt packetrcvspkt restores the link layer header with skbpushskb, skb-data - skbmacheaderskb; That subtraction is only meaningful when the device actually has a link layer header...

UBUNTU-CVE-2026-98952

In the Linux kernel, the following vulnerability has been resolved: pfcp: make sure the SEID is linear before reading it pfcpencaprecv only makes sure that the UDP header and the 4 byte PFCP header are in the linear area. When the S flag is set, pfcpsessionrecv then reads the 8 byte SEID that...

UBUNTU-CVE-2026-99005

In the Linux kernel, the following vulnerability has been resolved: drm/i915/gt: Unmask interrupts only when ACTIVE is true There is a small race window between intelrpsboost reading a stale ACTIVE state and queuing rps-work, where ACTIVE may be changed via asynchronous calls triggered by wakeref...

CVE-2026-99017

In the Linux kernel, the following vulnerability has been resolved: riscv: errata: select RISCVALTERNATIVEEARLY for THEAD GHOSTWRITE errataprobeghostwrite only marks the CPU as vulnerable when it is called at the RISCVALTERNATIVESEARLYBOOT stage, and the mitigation in ghostwriteenablemitigation...

UBUNTU-CVE-2026-99087

In the Linux kernel, the following vulnerability has been resolved: dm-integrity: fix NULL pointer dereference when the 'R' flag is used If the dm-integrity device has the SBFLAGDIRTYBITMAP flag set and the user activates the device in the 'R' mode, a crash in dmintegrityresume happens because th...

UBUNTU-CVE-2026-99048

In the Linux kernel, the following vulnerability has been resolved: gve: fix napidisable deadlock when attempting to disable XSK pools When disabling XSK pools, GVE calls the unlocked versions of napidisable and napienable. However, the netdev lock has already been acquired before ndobpf is calle...

UBUNTU-CVE-2026-99022

In the Linux kernel, the following vulnerability has been resolved: regulator: ltc3676: don't read the write-only HRST and CLIRQ registers HRST 0x1e and CLIRQ 0x1f are write-only command strobes. Writing HRST triggers a hard reset of the chip and writing CLIRQ clears the interrupt; reading them...

UBUNTU-CVE-2026-98933

In the Linux kernel, the following vulnerability has been resolved: usb: hub: use shorter 120ms post resume hold for SS root hubs Holding a USB3 hub PM runtime reference for 200ms at hub resume triggers an AMD platform issue. Users running Android adb report crashes after adb has been polling and...

UBUNTU-CVE-2026-98920

In the Linux kernel, the following vulnerability has been resolved: netfs: Fix missing alloc tagging of direct mempool allocations Commit 1d78d56c43ef "netfs: Fix folioqueue ENOMEM in writeback by adding a mempool" added a mempool for the folioqueues and made the request, subrequest and folioqueu...

UBUNTU-CVE-2026-98923

In the Linux kernel, the following vulnerability has been resolved: arm64: io: Reject non-user protection in ioremapprot Mapping a stack-top page via /dev/mem with PROTNONE and then reading that process's /proc//cmdline triggers a spurious WARN in ioremapprot through genericaccessphys: WARNING:...

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-2026-99065

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-2026-98985

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-2026-99079

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Prevent stale XSK buffer release on refill retry When an XDP redirect to an AFXDP socket fails because its RX ring is full, the XSK core frees the buffer. During the subsequent batched refill of a legacy cyclic RQ, mlx...

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...

UBUNTU-CVE-2026-98945

In the Linux kernel, the following vulnerability has been resolved: HID: steam: Rearrange teardown sequence This fixes a narrow window during the teardown sequence where callbacks could still be scheduled during cleanup that would then have a dangling pointer to the now-freed steam struct. This...

CVE-2026-98963

In the Linux kernel, the following vulnerability has been resolved: btrfs: always return -EIOCBQUEUED after btrfsuringreadextentendio If all bios finish before btrfsencodedreadregularfillpages returns, it calls btrfsuringreadextentendio and previously returned the I/O status. A negative errno the...

UBUNTU-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...

UBUNTU-CVE-2026-98969

In the Linux kernel, the following vulnerability has been resolved: net/sched: emtext: reject unterminated algo before autoload This is a follow-up to commit 9c572a83037a "net/sched: fix potential stack infoleak in emtextdump", which zero-initialised the dump-side struct. Sashiko pointed at a...

UBUNTU-CVE-2026-98935

In the Linux kernel, the following vulnerability has been resolved: rtc: dev: zero-initialize struct rtcwkalrm to prevent information leak The struct rtcwkalrm has padding holes after the 'pending' member. When returned to userspace via the RTCWKALRMRD ioctl, uninitialized kernel stack data...