CVE-2026-53169

In the Linux kernel, the following vulnerability has been resolved: accel/ethosu: reject NPUOPRESIZE commands from userspace NPUOPRESIZE is a U85-only command that the driver does not yet implement. The existing WARNON1 placeholder fires unconditionally whenever userspace submits this command via...

CVE-2026-53262

In the Linux kernel, the following vulnerability has been resolved: l2tp: pppol2tp: hold reference to session in pppol2tpioctl pppol2tpioctl read sock-sk-skuserdata directly without any locks or reference counting. If a controllable sleep was induced during copyfromuser e.g. via a userfaultfd pag...

CVE-2026-53203

In the Linux kernel, the following vulnerability has been resolved: accel/ivpu: Add buffer overflow check in MS getinfoioctl Add validation that the info size returned from the metric stream info query is not exceeded when checked against the allocated buffer size. If the firmware returns a size...

UBUNTU-CVE-2026-53262

In the Linux kernel, the following vulnerability has been resolved: l2tp: pppol2tp: hold reference to session in pppol2tpioctl pppol2tpioctl read sock-sk-skuserdata directly without any locks or reference counting. If a controllable sleep was induced during copyfromuser e.g. via a userfaultfd pag...

CVE-2026-53192

In the Linux kernel, the following vulnerability has been resolved: ALSA: timer: Fix UAF at sndtimeruserparams At releasing a timer object, e.g. when a userspace timer CONFIGSNDUTIMER gets closed and sndtimerfree is called, it tries to detach the timer instances and release the resources. However...

EUVD-2026-39213

In the Linux kernel, the following vulnerability has been resolved: l2tp: pppol2tp: hold reference to session in pppol2tpioctl pppol2tpioctl read sock-sk-skuserdata directly without any locks or reference counting. If a controllable sleep was induced during copyfromuser e.g. via a userfaultfd pag...

CVE-2026-53262 l2tp: pppol2tp: hold reference to session in pppol2tp_ioctl()

In the Linux kernel, the following vulnerability has been resolved: l2tp: pppol2tp: hold reference to session in pppol2tpioctl pppol2tpioctl read sock-sk-skuserdata directly without any locks or reference counting. If a controllable sleep was induced during copyfromuser e.g. via a userfaultfd pag...

CVE-2026-53262

In the Linux kernel, the following vulnerability has been resolved: l2tp: pppol2tp: hold reference to session in pppol2tpioctl pppol2tpioctl read sock-sk-skuserdata directly without any locks or reference counting. If a controllable sleep was induced during copyfromuser e.g. via a userfaultfd pag...

CVE-2026-53262 l2tp: pppol2tp: hold reference to session in pppol2tp_ioctl()

In the Linux kernel, the following vulnerability has been resolved: l2tp: pppol2tp: hold reference to session in pppol2tpioctl pppol2tpioctl read sock-sk-skuserdata directly without any locks or reference counting. If a controllable sleep was induced during copyfromuser e.g. via a userfaultfd pag...

CVE-2026-53210

In the Linux kernel, the following vulnerability has been resolved: tee: shm: fix shm leak in registershmhelper registershmhelper allocates shm before calling ioviternpages. If ioviternpages returns 0, the function jumps to errctxput and leaks shm. This can be triggered by TEEIOCSHMREGISTER with...

CVE-2026-53203 accel/ivpu: Add buffer overflow check in MS get_info_ioctl

In the Linux kernel, the following vulnerability has been resolved: accel/ivpu: Add buffer overflow check in MS getinfoioctl Add validation that the info size returned from the metric stream info query is not exceeded when checked against the allocated buffer size. If the firmware returns a size...

EUVD-2026-39283

In the Linux kernel, the following vulnerability has been resolved: ALSA: timer: Fix UAF at sndtimeruserparams At releasing a timer object, e.g. when a userspace timer CONFIGSNDUTIMER gets closed and sndtimerfree is called, it tries to detach the timer instances and release the resources. However...

CVE-2026-53173

Summary (concrete details from provided docs): The Linux kernel component accel/ethosu contains an OOB write in ethosu_gem_cmdstream_copy_and_validate(). A local user can trigger by supplying a crafted command stream, causing memory corruption and potential instability. The issue arises in a pars...

CVE-2026-53145 drm/gem: Try to fix change_handle ioctl, attempt 4

In the Linux kernel, the following vulnerability has been resolved: drm/gem: Try to fix changehandle ioctl, attempt 4 airlied: just added some comments on how to reenable On-list because the cat is out of the bag and we're clearly not good enough to figure this out in private. The story thus far:...

CVE-2026-53145 drm/gem: Try to fix change_handle ioctl, attempt 4

In the Linux kernel, the following vulnerability has been resolved: drm/gem: Try to fix changehandle ioctl, attempt 4 airlied: just added some comments on how to reenable On-list because the cat is out of the bag and we're clearly not good enough to figure this out in private. The story thus far:...

CVE-2026-53145

In the Linux kernel, the following vulnerability has been resolved: drm/gem: Try to fix changehandle ioctl, attempt 4 airlied: just added some comments on how to reenable On-list because the cat is out of the bag and we're clearly not good enough to figure this out in private. The story thus far:...

SUSE CVE-2026-52937

In the Linux kernel, the following vulnerability has been resolved: tap: fix stack info leak in tapioctl SIOCGIFHWADDR In the SIOCGIFHWADDR path, tapioctl copies 16 bytes of an uninitialised on-stack struct sockaddrstorage to userspace via ifrhwaddr, but netifgetmacaddress only writes safamily an...

PT-2026-52357

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A Use-After-Free UAF issue exists in the pppol2tp ioctl function. The function reads sock-sk-sk user data without locks or reference counting. If a sleep is induced during copy from user...

EUVD-2026-38908

In the Linux kernel, the following vulnerability has been resolved: ocfs2: validate bgbits during freefrag scan BUG A crafted filesystem can trigger an out-of-bounds bitmap walk when OCFS2IOCINFO is issued with OCFS2INFOFLNONCOHERENT. BUG: KASAN: use-after-free in instrumentatomicread...

CVE-2026-53040

In the Linux kernel, the following vulnerability has been resolved: ocfs2: validate bgbits during freefrag scan BUG A crafted filesystem can trigger an out-of-bounds bitmap walk when OCFS2IOCINFO is issued with OCFS2INFOFLNONCOHERENT. BUG: KASAN: use-after-free in instrumentatomicread...