UBUNTU-CVE-2026-45894

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Clear Present bit before tearing down PASID entry The Intel VT-d Scalable Mode PASID table entry consists of 512 bits 64 bytes. When tearing down an entry, the current implementation zeros the entire 64-byte structure...

CVE-2026-46076 KVM: nSVM: Raise #UD if unhandled VMMCALL isn't intercepted by L1

In the Linux kernel, the following vulnerability has been resolved: KVM: nSVM: Raise UD if unhandled VMMCALL isn't intercepted by L1 Explicitly synthesize a UD for VMMCALL if L2 is active, L1 does NOT want to intercept VMMCALL, nestedsvml2tlbflushenabled is true, and the hypercall is something...

CLSA-2026-1779434490 kernel: Fix of 100 CVEs

tracing: Verify event formats that have "%p.." CVE-2025-37938 - HID: pidff: Fix null pointer dereference in pidfffindfields CVE-2025-37862 - scsi: st: Fix array overflow in stsetup CVE-2025-37857 - drm/amdkfd: debugfs hanghws skip GPU with MES CVE-2025-37853 - mm/vmscan: don't try to reclaim...

SUSE CVE-2026-43220

In the Linux kernel, the following vulnerability has been resolved: iommu/amd: serialize sequence allocation under concurrent TLB invalidations With concurrent TLB invalidations, completion wait randomly gets timed out because cmdsemval was incremented outside the IOMMU spinlock, allowing...

CVE-2026-43258

In the Linux kernel, the following vulnerability has been resolved: alpha: fix user-space corruption during memory compaction Alpha systems can suffer sporadic user-space crashes and heap corruption when memory compaction is enabled. Symptoms include SIGSEGV, glibc allocator failures e.g...

AZL-85863 CVE-2026-43258 affecting package kernel 6.6.150.1-1

In the Linux kernel, the following vulnerability has been resolved: alpha: fix user-space corruption during memory compaction Alpha systems can suffer sporadic user-space crashes and heap corruption when memory compaction is enabled. Symptoms include SIGSEGV, glibc allocator failures e.g...

AZL-86648 CVE-2026-43220 affecting package kernel for versions less than 6.6.141.1-1

In the Linux kernel, the following vulnerability has been resolved: iommu/amd: serialize sequence allocation under concurrent TLB invalidations With concurrent TLB invalidations, completion wait randomly gets timed out because cmdsemval was incremented outside the IOMMU spinlock, allowing...

CVE-2026-43258 alpha: fix user-space corruption during memory compaction

In the Linux kernel, the following vulnerability has been resolved: alpha: fix user-space corruption during memory compaction Alpha systems can suffer sporadic user-space crashes and heap corruption when memory compaction is enabled. Symptoms include SIGSEGV, glibc allocator failures e.g...

CVE-2026-43220 iommu/amd: serialize sequence allocation under concurrent TLB invalidations

In the Linux kernel, the following vulnerability has been resolved: iommu/amd: serialize sequence allocation under concurrent TLB invalidations With concurrent TLB invalidations, completion wait randomly gets timed out because cmdsemval was incremented outside the IOMMU spinlock, allowing...

CVE-2026-43220 iommu/amd: serialize sequence allocation under concurrent TLB invalidations

In the Linux kernel, the following vulnerability has been resolved: iommu/amd: serialize sequence allocation under concurrent TLB invalidations With concurrent TLB invalidations, completion wait randomly gets timed out because cmdsemval was incremented outside the IOMMU spinlock, allowing...

The vulnerabilities of the functions vhost_vsock_alloc_pkt() (drivers/vhost/vsock.c) and virtio_transport_free_pkt() (net/vmw_vsock/virtio_transport_common.c) in the Linux operating system’s IoTLB generic implementation for vhost and vringh kernels allow a hacker to induce a service failure.

The vulnerabilities of the functions vhostvsockallocpkt drivers/vhost/vsock.c and virtiotransportfreepkt net/vmwvsock/virtiotransportcommon.c in the Linux operating system’s IoTLB implementation are related to errors in resource allocation of large sizes. Exploiting these vulnerabilities can allo...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-013494)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013494 advisory. In the Linux kernel, the following vulnerability has been resolved: vhost: fix hung thread due to erroneous iotlb entries In vhostiotlbaddrangectx, range size can...

Siemens SCALANCE and RUGGEDCOM Improper Input Validation (CVE-2025-38085)

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: fix hugepmdunshare vs GUP-fast race hugepmdunshare drops a reference on a page table that may have previously been shared across processes, potentially turning it into a normal page table used in another process in...

CVE-2026-23100

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: fix hugetlbpmdshared Patch series "mm/hugetlb: fixes for PMD table sharing incl. using mmugather", v3. One functional fix, one performance regression fix, and two related comment fixes. I cleaned up my prototype I...

CVE-2026-23100

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: fix hugetlbpmdshared Patch series "mm/hugetlb: fixes for PMD table sharing incl. using mmugather", v3. One functional fix, one performance regression fix, and two related comment fixes. I cleaned up my prototype I...

kernel: Linux kernel drm/xe: Out-of-bounds shift in TLB invalidation

A flaw was found in the Linux kernel's drm/xe component. This vulnerability allows a local attacker to cause a denial of service or information disclosure via an out-of-bounds shift during TLB invalidation...

kernel: Linux kernel drm/xe: Out-of-bounds shift in TLB invalidation

A flaw was found in the Linux kernel's drm/xe component. This vulnerability allows a local attacker to cause a denial of service or information disclosure via an out-of-bounds shift during TLB invalidation...

RHEL 10 : kernel (RHSA-2026:1236)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:1236 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: mm/compaction: fix UBSAN...

MiracleLinux 8 : kernel-4.18.0-425.10.1.el8_7 (AXSA:2023-4834:02)

The remote MiracleLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2023-4834:02 advisory. kernel: memory corruption in AX88179178A based USB ethernet device. CVE-2022-2964 kernel: i915: Incorrect GPU TLB flush can lead to random memory...

MiracleLinux 9 : kernel-5.14.0-162.12.1.el9_1 (AXSA:2023-4976:04)

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2023-4976:04 advisory. kernel: watch queue race condition can lead to privilege escalation CVE-2022-2959 kernel: memory corruption in AX88179178A based USB ethernet device...