UBUNTU-CVE-2026-64417

In the Linux kernel, the following vulnerability has been resolved: mm: shrinker: fix NULL pointer dereference in debugfs shrinkerdebugfsadd creates both "count" and "scan" debugfs files unconditionally. That assumes every shrinker implements both countobjects and scanobjects, which is not...

CVE-2026-64488

In the Linux kernel, the following vulnerability has been resolved: ALSA: aoa: check sndctlnew1 return value sndctlnew1 can return NULL when memory allocation fails. In layout.c, the function does not check the return value before dereferencing ctl-id.name or passing to aoasndctladd, which can le...

UBUNTU-CVE-2026-64484

In the Linux kernel, the following vulnerability has been resolved: ALSA: es1938: check sndctlnew1 return value sndctlnew1 can return NULL when memory allocation fails. sndes1938mixer does not check the return value before dereferencing the pointer, which can lead to a NULL pointer dereference. A...

UBUNTU-CVE-2026-64447

In the Linux kernel, the following vulnerability has been resolved: staging: media: ipu7: fix double-free and use-after-free in error paths In both ipu7isysinit and ipu7psysinit, pdata is allocated and then passed to ipu7businitializedevice, which stores it in adev-pdata. The ipu7busrelease...

CVE-2026-64381

In the Linux kernel, the following vulnerability has been resolved: smb: client: Fix next buffer leak in receiveencryptedstandard receiveencryptedstandard allocates nextbuffer before checking whether the number of compound PDUs already reached MAXCOMPOUND. If the limit check fails, the function...

CVE-2026-64373

In the Linux kernel, the following vulnerability has been resolved: cpufreq: Fix hotplug-suspend race during reboot During system reboot, cpufreqsuspend is called via the kernelrestart - deviceshutdown path. Unlike the normal system suspend path, the reboot path does not call freezeprocesses, so...

UBUNTU-CVE-2026-64482

In the Linux kernel, the following vulnerability has been resolved: ALSA: gus: check sndctlnew1 return value sndctlnew1 can return NULL when memory allocation fails. sndgf1pcmvolumecontrol does not check the return value before dereferencing kctl-id.index, which can lead to a NULL pointer...

CVE-2026-64413

In the Linux kernel, the following vulnerability has been resolved: netfilter: ebtables: zero chainstack array sashiko reports: looking at ebtables table translation, could a sparse cpupossiblemask lead to an uninitialized pointer free? If cpupossiblemask is sparse for example, CPU 0 and CPU 2 ar...

CVE-2026-64427

In the Linux kernel, the following vulnerability has been resolved: HID: logitech-dj: Fix maxfield check in DJ short report validation Commit b6a57912854e "HID: logitech-dj: Prevent REPORTIDDJSHORT related user initiated OOB write" added validation for the DJ short output report, but the error pa...

UBUNTU-CVE-2026-64297

In the Linux kernel, the following vulnerability has been resolved: module: decompress: check return value of moduleextendmaxpages moduleextendmaxpages calls kvrealloc internally and returns -ENOMEM on allocation failure. The return value is never checked. If the initial allocation fails,...

UBUNTU-CVE-2026-64413

In the Linux kernel, the following vulnerability has been resolved: netfilter: ebtables: zero chainstack array sashiko reports: looking at ebtables table translation, could a sparse cpupossiblemask lead to an uninitialized pointer free? If cpupossiblemask is sparse for example, CPU 0 and CPU 2 ar...

UBUNTU-CVE-2026-64511

In the Linux kernel, the following vulnerability has been resolved: ACPI: NFIT: core: Fix possible NULL pointer dereference After commit 9b311b7313d6 "ACPI: NFIT: Install Notify handler before getting NFIT table", acpinfitprobe installs an ACPI notify handler for the NFIT device before checking t...

CVE-2026-64523 net/handshake: Take a long-lived file reference at submit

In the Linux kernel, the following vulnerability has been resolved: net/handshake: Take a long-lived file reference at submit handshakenlacceptdoit needs the file pointer backing req-hrsk-sksocket to survive the window between handshakereqnext and the subsequent FDPREPARE and getfile. The...

EUVD-2026-48859

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: fix MLE defragmentation If either reconf or EPCS multi-link element MLE is contained in a non-transmitted profile, the defragmentation routine is called with a pointer to the defragmented copy, but the original...

CVE-2026-64515 wifi: mac80211: fix MLE defragmentation

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: fix MLE defragmentation If either reconf or EPCS multi-link element MLE is contained in a non-transmitted profile, the defragmentation routine is called with a pointer to the defragmented copy, but the original...

CVE-2026-64511 ACPI: NFIT: core: Fix possible NULL pointer dereference

In the Linux kernel, the following vulnerability has been resolved: ACPI: NFIT: core: Fix possible NULL pointer dereference After commit 9b311b7313d6 "ACPI: NFIT: Install Notify handler before getting NFIT table", acpinfitprobe installs an ACPI notify handler for the NFIT device before checking t...

CVE-2026-64511

CVE-2026-64511 concerns the Linux kernel where an ACPI NFIT NULL-pointer dereference could occur if NFIT_NOTIFY_UC_MEMORY_ERROR arrives before the NFIT table is allocated. The fix guards acpi_nfit_uc_error_notify() against a NULL acpi_desc, preventing dereferencing when the NFIT table is absent a...

EUVD-2026-48855

In the Linux kernel, the following vulnerability has been resolved: ACPI: NFIT: core: Fix possible NULL pointer dereference After commit 9b311b7313d6 "ACPI: NFIT: Install Notify handler before getting NFIT table", acpinfitprobe installs an ACPI notify handler for the NFIT device before checking t...

CVE-2026-64511 ACPI: NFIT: core: Fix possible NULL pointer dereference

In the Linux kernel, the following vulnerability has been resolved: ACPI: NFIT: core: Fix possible NULL pointer dereference After commit 9b311b7313d6 "ACPI: NFIT: Install Notify handler before getting NFIT table", acpinfitprobe installs an ACPI notify handler for the NFIT device before checking t...

CVE-2026-64511

In the Linux kernel, the following vulnerability has been resolved: ACPI: NFIT: core: Fix possible NULL pointer dereference After commit 9b311b7313d6 "ACPI: NFIT: Install Notify handler before getting NFIT table", acpinfitprobe installs an ACPI notify handler for the NFIT device before checking t...