https://vulnerability.circl.lu/rss/recent/all/10 Most recent entries from all 2026-09-28T12:30:10.472949+00:00 Vulnerability-Lookup info@circl.lu python-feedgen Contains only the most 10 recent entries. https://vulnerability.circl.lu/vuln/cve-2015-5307 CVE-2015-5307 2026-09-28T12:30:12.269801+00:00

The KVM subsystem in the Linux kernel through 4.2.6, and Xen 4.3.x through 4.6.x, allows guest OS users to cause a denial of service (host OS panic or hang) by triggering many #AC (aka Alignment Check) exceptions, related to svm.c and vmx.c.

 https://vulnerability.circl.lu/vuln/usn-2801-1 USN-2801-1 — linux vulnerability 2026-09-28T12:30:12.269928+00:00

Affected: Ubuntu:14.04:LTS: linux

Ben Serebrin discovered that the KVM hypervisor implementation in the Linux kernel did not properly catch Alignment Check exceptions. An attacker in a guest virtual machine could use this to cause a denial of service (system crash) in the host OS.