ThreatCluster

Multiple CVEs Disclosed in Xen Project Security Advisory

First seen 30 Jul 2026, 13:40 UTC •58

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ThreatCluster •July 30, 2026 at 22:28 UTC

•Xen Project disclosed multiple vulnerabilities affecting its virtualization platform.
•Critical CVEs include CVE-2026-62434 and CVE-2026-62430, with potential denial of service risks.
•Administrators are advised to apply patches immediately to secure their systems.

On July 28, 2026, the Xen Project released multiple security advisories (XSA-508 to XSA-494) addressing vulnerabilities in their virtualization platform. Key vulnerabilities include CVE-2026-62434, which involves a potential denial of service due to improper handling of special pages, and CVE-2026-62430, which allows out-of-bounds reads in vRTC emulation. The advisories affect various components of the Xen hypervisor, impacting users running affected versions. The vulnerabilities could lead to system instability and unauthorized access. Administrators are urged to apply patches immediately to mitigate risks. The advisories are part of ongoing efforts to enhance security within the Xen ecosystem.

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Timeline

2013-05-13

CVE-2013-1918 published

Vulnerability assigned a CVE identifier and published in the National Vulnerability Database.

2013-08-28

CVE-2013-1432 published

Vulnerability assigned a CVE identifier and published in the National Vulnerability Database.

2013-08-28

CVE-2013-2212 published

Vulnerability assigned a CVE identifier and published in the National Vulnerability Database.

2013-08-28

CVE-2013-3495 published

Vulnerability assigned a CVE identifier and published in the National Vulnerability Database.

2013-08-28

CVE-2013-2211 published

Vulnerability assigned a CVE identifier and published in the National Vulnerability Database.

2013-09-12

CVE-2013-4329 published

Vulnerability assigned a CVE identifier and published in the National Vulnerability Database.

2013-09-30

CVE-2013-1442 published

Vulnerability assigned a CVE identifier and published in the National Vulnerability Database.

2013-10-01

CVE-2013-4355 published

Vulnerability assigned a CVE identifier and published in the National Vulnerability Database.

2013-10-01

CVE-2013-4361 published

Vulnerability assigned a CVE identifier and published in the National Vulnerability Database.

2013-10-04

CVE-2013-4344 published

Vulnerability assigned a CVE identifier and published in the National Vulnerability Database.

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