CVE-2026-97938

In the Linux kernel, the following vulnerability has been resolved: reboot: fix cadpid use-after-free race cadpid is a single kernel-wide struct pid pointer. procdocadpid reads it and passes it to pidvnr without protecting the lifetime of the referenced struct pid. A concurrent writer can replace...

CVE-2026-97936

In the Linux kernel, the following vulnerability has been resolved: tracing: Fix memory corruption from the histogram stacktrace modifier parsefield sets HISTFIELDFLSTACKTRACE from the ".stacktrace" modifier before it looks the field name up, and nothing afterwards checks that the name resolved t...

CVE-2026-97934

In the Linux kernel, the following vulnerability has been resolved: tracing: Fix memory corruption from a "STACKTRACE" histogram key "cpu", "CPU", "stacktrace" and "STACKTRACE" are generic fields, defined with an offset and a size of zero so that the filter code can match them by name. parsefield...

CVE-2026-97935

In the Linux kernel, the following vulnerability has been resolved: tracing: Set the trace clock before registering the histogram trigger histregistertrigger puts the trigger on the global namedtriggers list in cmdops-init, and only then sets the trace clock: if data-cmdops-init ret =...

CVE-2026-97933

In the Linux kernel, the following vulnerability has been resolved: tracing: Take tracearray reference when opening a tracer options file When a tracer option file is opened, it is passed a descriptor that points to an element on the tracearray's topts array. This element has information to find...

CVE-2026-97931

In the Linux kernel, the following vulnerability has been resolved: ALSA: us122l: Prevent write upgrades for read mappings The hwdep mmap callback rejects read-buffer mappings that are initially writable, but leaves VMMAYWRITE set on mappings created with PROTREAD. A process that can open the hwd...

CVE-2026-97932

In the Linux kernel, the following vulnerability has been resolved: tracing: Don't dereference traceeventfile in deferred trigger free The enableevent trigger defers traceeventputref to the trigger free kthread, but the traceeventfile can already be freed when the instance is removed. Keep the...

CVE-2026-97930

In the Linux kernel, the following vulnerability has been resolved: ALSA: usbusx2y: fix in04last array size mismatch with in04buf The in04last array in struct usx2ydev is declared as char24, but in04buf is allocated as sizeofstruct us428ctls which is 21 bytes. In iusx2yin04int, when ctlsnapshotla...

CVE-2026-97929

In the Linux kernel, the following vulnerability has been resolved: ALSA: usbusx2y: validate URB actuallength in interrupt callback iusx2yin04int processes the interrupt URB data without checking urb-actuallength. A short transfer from a malfunctioning device would cause the handler to process...

CVE-2026-97928

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: skip the VMID 0 flush for VRAM Clear-on-release only runs on VRAM, which amdgputtmmapbuffer reaches via its direct MC address without programming a GART window, yet the wipe still forces a VMID 0 flush. On GFX11 e.g...

CVE-2026-97927

In the Linux kernel, the following vulnerability has been resolved: ufs: create the root dentry after loading cylinder metadata ufsfillsuper installed sb-sroot before it loaded the cylinder group structures for a writable mount: sb-sroot = dmakerootinode; ... if !sbrdonlysb if...

CVE-2026-97926

In the Linux kernel, the following vulnerability has been resolved: ufs: validate cylinder group metadata before caching it ufsreadcylinder copies the cylinder group index and the rotor positions straight from the on-disk group and caches them without any check: ucpi-ccgx = fs32tocpusb, ucg-cgcgx...

CVE-2026-97925

In the Linux kernel, the following vulnerability has been resolved: tick/broadcast: Plug clockevents replacement race 朱恺乾 reported and decoded the following race condition when a broadcast device is replaced: CPUA CPUB tickbroadcastoneshotcontrol bc = tickbroadcastdevice.evtdev;...

CVE-2026-97923

In the Linux kernel, the following vulnerability has been resolved: tracing: Free histogram the var ref when its initialization fails createvarref allocates a VARREF histfield and then calls initvarref to fill it in. When that fails the field is leaked. commit 656fe2ba85e8 "tracing: Use hist...

CVE-2026-97924

In the Linux kernel, the following vulnerability has been resolved: tracing/userevents: Don't destroy fields when event removal fails destroyuserevent destroys the event's fields before attempting to remove the trace event call. If usereventsetcallvisible fails, e.g. because the event is still...

CVE-2026-97922

In the Linux kernel, the following vulnerability has been resolved: tracing: Free histogram var refs regardless of how often they are referenced Using the same variable three or more times in one hist trigger leaks the variable reference and its strings when the trigger is removed. commit...

CVE-2026-97921

In the Linux kernel, the following vulnerability has been resolved: tracing: Free histogram the field rejected for a bad modifier Writing a hist trigger whose value or variable carries a modifier that is not allowed there leaks the fields that were built for it. createvalfield takes the field fro...

CVE-2026-97920

In the Linux kernel, the following vulnerability has been resolved: tracing: Keep the entry count when the histogram stats allocation fails printentries uses nentries both as the number of sort entries and as its own return value, so the -ENOMEM it stores when the stats allocation fails overwrite...

CVE-2026-97918

In the Linux kernel, the following vulnerability has been resolved: tracing: Undo the registration when enabling the histogram trigger fails Commit 6f86bdeab633 "tracing: Fix bad hist from corrupting namedtriggers list" described how a trigger that is registered but not on file-triggers ends up...

CVE-2026-97919

In the Linux kernel, the following vulnerability has been resolved: tracing: Take the reference before publishing the named histogram trigger eventhisttriggernamedinit puts the trigger on the global namedtriggers list and only then takes the reference on the trigger it shares its histogram with:...