CVE-2026-80521

In the Linux kernel, the following vulnerability has been resolved: afunix: Unlink sccentry in unixdeledge. Kyle Zeng reported that GC could free a dead SCC partially. The scenario is as follows: 1 Create two SCCs: X -. A B ^--' 2 Run the following concurrently: 2-1 send sk-B to sk-B from sk-X 2-...

CVE-2026-80522

In the Linux kernel, the following vulnerability has been resolved: crypto: tegra - fix rctx-cryptlen calculation in tegragcmdoonereq Perform rctx-cryptlen calculation in tegragcmdoonereq the same way it is done in tegraccmcryptinit. The current formulae may lead to a crash if a caller does not...

CVE-2026-80579

In the Linux kernel, the following vulnerability has been resolved: fbdev: clear fbinfo-mode before deleting a videomode fbsetvar can delete a mode from info-modelist when userspace passes FBACTIVATEINVMODE through FBIOPUTVSCREENINFO. The code checks that the mode being deleted is not the current...

CVE-2026-80549

In the Linux kernel, the following vulnerability has been resolved: s390/vfioccw: Move cp cleanup out of not operational The fsmnotoper routine is called when the device has been lost, and is by definition no longer operational. Since this can happen asynchronously from the normal behavior of the...

CVE-2026-80540

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Fix UVD decode image min size calculation This needs to use pitch instead of width. Also reject pitch over 4096 to avoid overflow. cherry picked from commit b41c8cb12e202b220353332ab87dc01a11f69304...

CVE-2026-80535

In the Linux kernel, the following vulnerability has been resolved: xfs: don't double-lock when deleting a self-referential directory LOLLM notices that the dirtree scrubber can detect a directory that refers to itself. In this case, it's not correct for the directory tree repair code to try to...

UBUNTU-CVE-2026-80556

In the Linux kernel, the following vulnerability has been resolved: mmc: atmel-mci: Fix use-after-free in atmciremove due to race condition In atmciprobe, &host-bhwork is bound with atmciworkfunc, and atmciinterrupt, atmcitimeouttimer and atmcidmacomplete can all queue this work on systembhwq. If...

UBUNTU-CVE-2026-80562

In the Linux kernel, the following vulnerability has been resolved: gpio: ml-ioh: use rawspinlockt for the register lock iohirqtype is registered as the irqchip .irqsettype callback and takes chip-spinlock with spinlockirqsave. This callback is reached from setupirq - irqsettrigger -...

UBUNTU-CVE-2026-80554

In the Linux kernel, the following vulnerability has been resolved: s390/vfioccw: Limit the number of channel program segments The processing of channel programs, and the CCWs within them, is done recursively. As such, there is an arbitrary but not architectural limit to the number of CCWs that c...

UBUNTU-CVE-2026-80570

In the Linux kernel, the following vulnerability has been resolved: Input: synaptics-rmi4 - zero report size on F54 work error In rmif54work, if an error occurs during report request or command verification, the code jumped directly to the 'error' label, bypassing the 'abort' label where...

UBUNTU-CVE-2026-80584

In the Linux kernel, the following vulnerability has been resolved: s390/qeth: validate user buffer length in SNMP and ARP query ioctls qethsnmpcommand and qethl3arpquery allocate a buffer sized by a user-supplied length udatalen without checking a lower bound, then set udataoffset to a fixed...

UBUNTU-CVE-2026-80561

In the Linux kernel, the following vulnerability has been resolved: libceph: fix multiple unsafe decodes in decodelocker decodelocker in clslockclient.c contains three unsafe decode operations that allow a malicious or compromised OSD to trigger slab-out-of-bounds reads: 1. cephdecodecopy at the...

UBUNTU-CVE-2026-80573

In the Linux kernel, the following vulnerability has been resolved: Input: iforce - validate input packet lengths iforceprocesspacket reads fixed fields from joystick, wheel and status packets without first checking their lengths. In particular, the shared hats-and-buttons helper unconditionally...

UBUNTU-CVE-2026-80550

In the Linux kernel, the following vulnerability has been resolved: s390/vfioccw: Fix out of bounds check on CCW array The routine ccwchaincalclength counts the number of channel command words CCWs that are chained together in a single channel program, and rejects anything larger than...

CVE-2026-80532

In the Linux kernel, the following vulnerability has been resolved: xfs: fix another iunlink infinite loop bug in online fsck xrepiunlinkresolvebucket is supposed to reconstruct as much of the incore prev and next unlinked list pointers based on what it finds on disk and in memory before we move ...

CVE-2026-80525

In the Linux kernel, the following vulnerability has been resolved: ASoC: SOF: ipc4-topology: Refresh copier IPC payload before widget setup The ipcconfigdata buffer for copier widgets is built once during ipcprepare called from sofpcmsetupconnectedwidgets and cached for reuse. For host copiers...

CVE-2026-80564

In the Linux kernel, the following vulnerability has been resolved: gve: fix NULL dereference due to missing ptp adjfine Fix NULL dereference due to missing implementation of adjfine, which can be triggered from usermode as follows: sudo ./testptp -d /dev/ptp0 -f 0 551.943697 BUG: kernel NULL...

CVE-2026-80567

In the Linux kernel, the following vulnerability has been resolved: Input: synaptics-rmi4 - propagate F54 worker errors to V4L2 queue Previously, rmif54bufferqueue waited for the worker thread to finish but ignored whether it succeeded. If the worker failed e.g., due to a timeout or register read...

CVE-2026-80568

In the Linux kernel, the following vulnerability has been resolved: Input: synaptics-rmi4 - block sinput when F54 queue is busy Changing the input diagnostic report type mid-stream changes the report size. Since V4L2 buffers are allocated based on the size at stream start, changing the input whil...

CVE-2026-80554

In the Linux kernel, the following vulnerability has been resolved: s390/vfioccw: Limit the number of channel program segments The processing of channel programs, and the CCWs within them, is done recursively. As such, there is an arbitrary but not architectural limit to the number of CCWs that c...