CVE-2026-63885

In the Linux kernel, the following vulnerability has been resolved: drm/gem: fix race between changehandle and handledelete drmgemchangehandleioctl leaves the old handle live in the IDR during the window between spinunlocktablelock and the final spinlocktablelock. A concurrent drmgemhandledelete ...

UBUNTU-CVE-2026-63885

In the Linux kernel, the following vulnerability has been resolved: drm/gem: fix race between changehandle and handledelete drmgemchangehandleioctl leaves the old handle live in the IDR during the window between spinunlocktablelock and the final spinlocktablelock. A concurrent drmgemhandledelete ...

UBUNTU-CVE-2026-64016

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix durable reconnect error path file lifetime After a durable reconnect succeeds, ksmbdreopendurablefd republishes the same ksmbdfile into the session volatile-id table. If smb2open then takes a later error path, cleanup...

UBUNTU-CVE-2026-64028

In the Linux kernel, the following vulnerability has been resolved: tracing: Avoid NULL return from histfieldname on truncation histfieldname returns "" everywhere except the fully-qualified VARREF/EXPR case, where snprintf truncation returns NULL early and bypasses the bottom NULL-"" guard...

CVE-2026-64016

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix durable reconnect error path file lifetime After a durable reconnect succeeds, ksmbdreopendurablefd republishes the same ksmbdfile into the session volatile-id table. If smb2open then takes a later error path, cleanup...

UBUNTU-CVE-2026-64092

In the Linux kernel, the following vulnerability has been resolved: batman-adv: tpmeter: fix tpvars reference leak in receiver shutdown The receiver shutdown timer handler, batadvtpreceivershutdown, is responsible for releasing the tpvars reference it holds. However, the existing logic for...

CVE-2026-64186

In the Linux kernel, the following vulnerability has been resolved: iommu/amd: Remove latent out-of-bounds access in IOMMU debugfs In iommummiowrite and iommucapabilitywrite, the variables dbgmmiooffset and dbgcapoffset are declared as int. However, they are populated using kstrtou32fromuser. If ...

CVE-2026-64186 iommu/amd: Remove latent out-of-bounds access in IOMMU debugfs

In the Linux kernel, the following vulnerability has been resolved: iommu/amd: Remove latent out-of-bounds access in IOMMU debugfs In iommummiowrite and iommucapabilitywrite, the variables dbgmmiooffset and dbgcapoffset are declared as int. However, they are populated using kstrtou32fromuser. If ...

CVE-2026-64186

In the Linux kernel, the following vulnerability has been resolved: iommu/amd: Remove latent out-of-bounds access in IOMMU debugfs In iommummiowrite and iommucapabilitywrite, the variables dbgmmiooffset and dbgcapoffset are declared as int. However, they are populated using kstrtou32fromuser. If ...

CVE-2026-64185

In the Linux kernel, the following vulnerability has been resolved: sysfs: don't remove existing directory on update failure When sysfsupdategroup is called for a named group and createfiles fails e.g. -ENOMEM, internalcreategroup calls kernfsremovekn on the group directory. In the update path, k...

CVE-2026-64185

In the Linux kernel, the following vulnerability has been resolved: sysfs: don't remove existing directory on update failure When sysfsupdategroup is called for a named group and createfiles fails e.g. -ENOMEM, internalcreategroup calls kernfsremovekn on the group directory. In the update path, k...

CVE-2026-64184 mm/damon/sysfs-schemes: call missing mem_cgroup_iter_break()

In the Linux kernel, the following vulnerability has been resolved: mm/damon/sysfs-schemes: call missing memcgroupiterbreak damonsysfsmemcgpathtoid breaks memcgroupiter loop without calling memcgroupiterbreak. This leaks the cgroup reference. Fix the issue by calling memcgroupiterbreak before the...

CVE-2026-64184

In the Linux kernel, the following vulnerability has been resolved: mm/damon/sysfs-schemes: call missing memcgroupiterbreak damonsysfsmemcgpathtoid breaks memcgroupiter loop without calling memcgroupiterbreak. This leaks the cgroup reference. Fix the issue by calling memcgroupiterbreak before the...

EUVD-2026-45869

In the Linux kernel, the following vulnerability has been resolved: mm/damon/sysfs-schemes: call missing memcgroupiterbreak damonsysfsmemcgpathtoid breaks memcgroupiter loop without calling memcgroupiterbreak. This leaks the cgroup reference. Fix the issue by calling memcgroupiterbreak before the...

CVE-2026-64184

In the Linux kernel, the following vulnerability has been resolved: mm/damon/sysfs-schemes: call missing memcgroupiterbreak damonsysfsmemcgpathtoid breaks memcgroupiter loop without calling memcgroupiterbreak. This leaks the cgroup reference. Fix the issue by calling memcgroupiterbreak before the...

CVE-2026-64182

The CVE affects the Linux kernel in drivers/base/memory where a memory block reference leak occurs during poison accounting. Specifically, memblk_nr_poison_inc() and memblk_nr_poison_sub() look up a memory block via find_memory_block_by_id(), which acquires a reference to the memory block device....

CVE-2026-64182

In the Linux kernel, the following vulnerability has been resolved: drivers/base/memory: fix memory block reference leak in poison accounting memblknrpoisoninc and memblknrpoisonsub look up a memory block via findmemoryblockbyid, which acquires a reference to the memory block device. Both helpers...

EUVD-2026-45867

In the Linux kernel, the following vulnerability has been resolved: drivers/base/memory: fix memory block reference leak in poison accounting memblknrpoisoninc and memblknrpoisonsub look up a memory block via findmemoryblockbyid, which acquires a reference to the memory block device. Both helpers...

CVE-2026-64182

In the Linux kernel, the following vulnerability has been resolved: drivers/base/memory: fix memory block reference leak in poison accounting memblknrpoisoninc and memblknrpoisonsub look up a memory block via findmemoryblockbyid, which acquires a reference to the memory block device. Both helpers...

CVE-2026-64182 drivers/base/memory: fix memory block reference leak in poison accounting

In the Linux kernel, the following vulnerability has been resolved: drivers/base/memory: fix memory block reference leak in poison accounting memblknrpoisoninc and memblknrpoisonsub look up a memory block via findmemoryblockbyid, which acquires a reference to the memory block device. Both helpers...