ZeroHour

Search: “BIND”

148 stories

Xen Security Advisory 509 v3 (CVE-2026-62437) - x86: DMs may cause mem leak by IRQ binding

Xen Project released XSA-509 (CVE-2026-62437) fixing a memory leak in IRQ tracking when guests with assigned PCI devices are terminated.

Xen Security Advisory 509 v3 publicly discloses CVE-2026-62437, a memory leak affecting the Xen hypervisor on x86. When guests are terminated, cleanup of PCI devices assigned to those guests and removal of associated IRQ tracking structures may fail, leaking memory. The advisory was released publicly as version 3.

oss-security · 8d agoVulnerabilityCVE-2026-62437