Unity Linux 20.1070e Security Update: kernel (UTSA-2026-142733)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-142733 advisory. In the Linux kernel, the following vulnerability has been resolved: mm/percpu-km: fix bitmap overflow and accounting in pcpucreatechunk In pcpucreatechunk, nrpages i...

Unity Linux 20.1020e / 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-142722)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-142722 advisory. In the Linux kernel, the following vulnerability has been resolved: mm/percpu-km: fix bitmap overflow and accounting in pcpucreatechunk In pcpucreatechunk, nrpages i...

CVE-2026-80718

A flaw was found in the Linux kernel. Specifically, within the mm/percpu-km module, the pcpucreatechunk function incorrectly calculates the size of a bitmap used for tracking memory pages. This miscalculation can lead to a bitmap overflow, where data is written beyond the intended memory boundary...

SUSE CVE-2026-80718

In the Linux kernel, the following vulnerability has been resolved: mm/percpu-km: fix bitmap overflow and accounting in pcpucreatechunk In pcpucreatechunk, nrpages is the total contiguous backing allocation, i.e., nrunits pcpuunitpages, but pcpuchunkpopulated uses it to set chunk-populated, whose...

CVE-2026-80718

In the Linux kernel, the following vulnerability has been resolved: mm/percpu-km: fix bitmap overflow and accounting in pcpucreatechunk In pcpucreatechunk, nrpages is the total contiguous backing allocation, i.e., nrunits pcpuunitpages, but pcpuchunkpopulated uses it to set chunk-populated, whose...

AZL-98138 CVE-2026-80718 affecting package kernel for versions less than 6.6.152.1-1

In the Linux kernel, the following vulnerability has been resolved: mm/percpu-km: fix bitmap overflow and accounting in pcpucreatechunk In pcpucreatechunk, nrpages is the total contiguous backing allocation, i.e., nrunits pcpuunitpages, but pcpuchunkpopulated uses it to set chunk-populated, whose...

CVE-2026-80718

In the Linux kernel, the following vulnerability has been resolved: mm/percpu-km: fix bitmap overflow and accounting in pcpucreatechunk In pcpucreatechunk, nrpages is the total contiguous backing allocation, i.e., nrunits pcpuunitpages, but pcpuchunkpopulated uses it to set chunk-populated, whose...

UBUNTU-CVE-2026-80718

In the Linux kernel, the following vulnerability has been resolved: mm/percpu-km: fix bitmap overflow and accounting in pcpucreatechunk In pcpucreatechunk, nrpages is the total contiguous backing allocation, i.e., nrunits pcpuunitpages, but pcpuchunkpopulated uses it to set chunk-populated, whose...

EUVD-2026-67453

In the Linux kernel, the following vulnerability has been resolved: mm/percpu-km: fix bitmap overflow and accounting in pcpucreatechunk In pcpucreatechunk, nrpages is the total contiguous backing allocation, i.e., nrunits pcpuunitpages, but pcpuchunkpopulated uses it to set chunk-populated, whose...

CVE-2026-80718 mm/percpu-km: fix bitmap overflow and accounting in pcpu_create_chunk()

In the Linux kernel, the following vulnerability has been resolved: mm/percpu-km: fix bitmap overflow and accounting in pcpucreatechunk In pcpucreatechunk, nrpages is the total contiguous backing allocation, i.e., nrunits pcpuunitpages, but pcpuchunkpopulated uses it to set chunk-populated, whose...

CVE-2026-80718

In the Linux kernel, the following vulnerability has been resolved: mm/percpu-km: fix bitmap overflow and accounting in pcpucreatechunk In pcpucreatechunk, nrpages is the total contiguous backing allocation, i.e., nrunits pcpuunitpages, but pcpuchunkpopulated uses it to set chunk-populated, whose...

CVE-2026-80718 mm/percpu-km: fix bitmap overflow and accounting in pcpu_create_chunk()

In the Linux kernel, the following vulnerability has been resolved: mm/percpu-km: fix bitmap overflow and accounting in pcpucreatechunk In pcpucreatechunk, nrpages is the total contiguous backing allocation, i.e., nrunits pcpuunitpages, but pcpuchunkpopulated uses it to set chunk-populated, whose...

CVE-2026-80718

CVE-2026-80718 affects the Linux kernel in the mm/percpu-km subsystem. In pcpu_create_chunk(), the variable nr_pages (the total contiguous backing allocation, equal to nr_units * pcpu_unit_pages) is used to populate chunk->populated, whose bitmap is only sized to pcpu_unit_pages. When nr_units...

Linux Distros Unpatched Vulnerability : CVE-2026-80718

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - mm/percpu-km: fix bitmap overflow and accounting in pcpucreatechunk In pcpucreatechunk, nrpages is the total contiguous backing allocation, i.e., nrunits...

PT-2026-86718

In the Linux kernel, the following vulnerability has been resolved: mm/percpu-km: fix bitmap overflow and accounting in pcpu create chunk In pcpu create chunk, nr pages is the total contiguous backing allocation, i.e., nr units pcpu unit pages, but pcpu chunk populated uses it to set...

PT-2026-83018

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the pcpu create chunk function where the nr pages variable, representing the total contiguous backing allocation, is incorrectly used by pcpu chunk populated to set th...

CVE-2026-80718: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: mm/percpu-km: fix bitmap overflow and accounting in pcpucreatechunk In pcpucreatechunk, nrpages is the total contiguous backing allocation, i.e., nrunits pcpuunitpages, but pcpuchunkpopulated uses it to set chunk-populated, whose...

CVE-2026-74554 wifi: ath12k: fix out-of-bounds clear_bit in ath12k_mac_dp_peer_cleanup()

In the Linux kernel, the following vulnerability has been resolved: wifi: ath12k: fix out-of-bounds clearbit in ath12kmacdppeercleanup ath12kmacdppeercleanup clears the ML peer ID slot on the freemlpeeridmap bitmap by indexing it with dppeer-peerid. That is wrong: dppeer-peerid for an MLO peer...

PT-2026-73006

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An out-of-bounds memory access occurs in the ath12k mac dp peer cleanup function. The function attempts to clear a slot on the free ml peer id map bitmap using dp peer-peer id as an inde...

K000162889: Linux kernel vulnerability CVE-2026-63796

Security Advisory Description In the Linux kernel, the following vulnerability has been resolved: ocfs2: reject oversized group bitmap descriptors ocfs2validategdparent only bounds bgbits against the parent allocator's chain geometry. A malicious descriptor can still claim a bgsize/bgbits pair th...