CVE-2026-64562

CVE-2026-64562 affects the Linux kernel KVM nVMX feature. The issue arises when freeing the shadow VMCS: free_nested() frees the shadow VMCS while vmcs01 still points to it, which is asynchronous with respect to loaded_vmcs_clear(). As a result, a vCPU may migrate before the pointer is cleared, a...

EUVD-2026-32239

In the Linux kernel, the following vulnerability has been resolved: md/md-llbitmap: fix percpuref not resurrected on suspend timeout When llbitmapsuspendtimeout times out waiting for percpuref to become zero, it returns -ETIMEDOUT without resurrecting the percpuref. The caller mdllbitmapdaemonfn...

PT-2026-43822

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the md/md-llbitmap component where the llbitmap suspend timeout function returns -ETIMEDOUT upon timing out while waiting for percpu ref to reach zero, without...

EUVD-2010-2942

Malware in sbrugna...

Fedora 32 : xen (2020-df772b417b)

xenstore watch notifications lacking permission checks XSA-115, CVE-2020-29480 1908091 Xenstore: new domains inheriting existing node permissions XSA-322, CVE-2020-29481 1908095 Xenstore: wrong path length check XSA-323, CVE-2020-29482 1908096 Xenstore: guests can crash xenstored via watchs...

xen-kernel -- use after free in FIFO event channel code

The Xen Project reports: When the EVTCHNOPinitcontrol operation is called with a bad guest frame number, it takes an error path which frees a control structure without also clearing the corresponding pointer. Certain subsequent operations EVTCHNOPexpandarray or another EVTCHNOPinitcontrol, upon...

GAO: The DoD's Plan To Unify Cyber Defenses Looks Like Swiss Cheese

A new report out from the Government Accountability Office GAO warns that the U.S. Department of Defense’s efforts to unify its cyber security operations has serious gaps and that the Department is “unprepared to meet the current threat” of cyber attack. The report, issued on Monday, is an...

CVE-2010-2938

arch/x86/hvm/vmx/vmcs.c in the virtual-machine control structure VMCS implementation in the Linux kernel 2.6.18 on Red Hat Enterprise Linux RHEL 5, when an Intel platform without Extended Page Tables EPT functionality is used, accesses VMCS fields without verifying hardware support for these...