Fedora 43 : xen (2026-a9ea805bc1)

The remote Fedora 43 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-a9ea805bc1 advisory. x86: DMs may cause mem leak by IRQ binding XSA-509, CVE-2026-62437 x86: improper handling of HVM emulation return codes XSA-510, CVE-2026-79602...

SUSE SLES12: xen / xen-devel / xen-doc-html / xen-libs / xen-libs-32bit / etc (SUSE-SU-2026:4089-1)

The remote SUSE Linux SLES12 / SLESSAP12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:4089-1 advisory. - CVE-2026-62437: x86: DMs may cause mem leak by IRQ binding bsc1276838. - CVE-2026-79602: x86: improper handling of HVM emulation...

Xen: Improper Handling of HVM Emulation Return Codes (XSA-510)

A guest with a PCI device assigned that has at least a BAR on the IO port space can trigger a BUG in Xen. Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number. %NASLMINLEVEL 80900 C Tenable, Inc. include'compat.inc'; if...

Security update for xen

This update for xen fixes the following issues: CVE-2026-62437: x86: DMs may cause mem leak by IRQ binding bsc1276838. CVE-2026-79602: x86: improper handling of HVM emulation return codes bsc1276839. Special Instructions and Notes: Please reboot the system after installing this update. Patch...

SUSE-SU-2026:4089-1 Security update for xen

This update for xen fixes the following issues: - CVE-2026-62437: x86: DMs may cause mem leak by IRQ binding bsc1276838. - CVE-2026-79602: x86: improper handling of HVM emulation return codes bsc1276839...

Security update for xen

This update for xen fixes the following issues: CVE-2026-62437: x86: DMs may cause mem leak by IRQ binding bsc1276838. CVE-2026-79602: x86: improper handling of HVM emulation return codes bsc1276839. CVE-2026-79603: unconditionally do TLB flushing ahead of page scrubbing bsc1276841. Special...

SUSE-SU-2026:4088-1 Security update for xen

This update for xen fixes the following issues: - CVE-2026-62437: x86: DMs may cause mem leak by IRQ binding bsc1276838. - CVE-2026-79602: x86: improper handling of HVM emulation return codes bsc1276839. - CVE-2026-79603: unconditionally do TLB flushing ahead of page scrubbing bsc1276841...

SUSE-SU-2026:4087-1 Security update for xen

This update for xen fixes the following issues: - CVE-2026-62437: x86: DMs may cause mem leak by IRQ binding bsc1276838. - CVE-2026-79602: x86: improper handling of HVM emulation return codes bsc1276839. - CVE-2026-79603: unconditionally do TLB flushing ahead of page scrubbing bsc1276841...

Security update for xen

This update for xen fixes the following issues: CVE-2026-62437: x86: DMs may cause mem leak by IRQ binding bsc1276838. CVE-2026-79602: x86: improper handling of HVM emulation return codes bsc1276839. CVE-2026-79603: unconditionally do TLB flushing ahead of page scrubbing bsc1276841. Special...

CVE-2026-79602 x86: improper handling of HVM emulation return codes

A guest with a PCI device assigned that has at least a BAR on the IO port space can trigger a BUG in Xen...

CVE-2026-79602 x86: improper handling of HVM emulation return codes

A guest with a PCI device assigned that has at least a BAR on the IO port space can trigger a BUG in Xen...

CVE-2026-79602

A flaw exists in the Xen hypervisor where a malicious guest operating system with an assigned PCI device featuring a Base Address Register (BAR) mapped to the I/O port space can trigger an internal BUG() . This vulnerability is caused by the improper handling of HVM emulation return codes . The i...

CVE-2026-79602

A guest with a PCI device assigned that has at least a BAR on the IO port space can trigger a BUG in Xen...

UBUNTU-CVE-2026-79602

A guest with a PCI device assigned that has at least a BAR on the IO port space can trigger a BUG in Xen...