Xen: Xenstored DoS by unprivileged domain (XSA-481)

Any guest issuing a Xenstore command accessing a node using the illegal node path '/local/domain/', will crash xenstored due to a clobbered error indicator in xenstored when verifying the node path. Note that the crash is forced via a failing assert statement in xenstored. In case xenstored is...

CVE-2026-23555

Any guest issuing a Xenstore command accessing a node using the illegal node path "/local/domain/", will crash xenstored due to a clobbered error indicator in xenstored when verifying the node path. Note that the crash is forced via a failing assert statement in xenstored. In case xenstored is...

ALPINE-CVE-2026-23555

Any guest issuing a Xenstore command accessing a node using the illegal node path "/local/domain/", will crash xenstored due to a clobbered error indicator in xenstored when verifying the node path. Note that the crash is forced via a failing assert statement in xenstored. In case xenstored is...

UBUNTU-CVE-2026-23555

Any guest issuing a Xenstore command accessing a node using the illegal node path "/local/domain/", will crash xenstored due to a clobbered error indicator in xenstored when verifying the node path. Note that the crash is forced via a failing assert statement in xenstored. In case xenstored is...

CVE-2026-23555 Xenstored DoS by unprivileged domain

Any guest issuing a Xenstore command accessing a node using the illegal node path "/local/domain/", will crash xenstored due to a clobbered error indicator in xenstored when verifying the node path. Note that the crash is forced via a failing assert statement in xenstored. In case xenstored is...

CVE-2026-23555

Any guest issuing a Xenstore command accessing a node using the illegal node path "/local/domain/", will crash xenstored due to a clobbered error indicator in xenstored when verifying the node path. Note that the crash is forced via a failing assert statement in xenstored. In case xenstored is...

CVE-2026-23555 Xenstored DoS by unprivileged domain

Any guest issuing a Xenstore command accessing a node using the illegal node path "/local/domain/", will crash xenstored due to a clobbered error indicator in xenstored when verifying the node path. Note that the crash is forced via a failing assert statement in xenstored. In case xenstored is...

CVE-2026-23555

CVE-2026-23555 describes a Xen hypervisor vulnerability where an unprivileged guest issuing a Xenstore command to the illegal node path "/local/domain/" can crash xenstored due to a clobbered error indicator. This is a local-attack DoS with no user interaction and high impact to availability. Con...

CVE-2026-23555

Any guest issuing a Xenstore command accessing a node using the illegal node path "/local/domain/", will crash xenstored due to a clobbered error indicator in xenstored when verifying the node path. Note that the crash is forced via a failing assert statement in xenstored. In case xenstored is...

Xenstored DoS by unprivileged domain

ISSUE DESCRIPTION Any guest issuing a Xenstore command accessing a node using the illegal node path "/local/domain/", will crash xenstored due to a clobbered error indicator in xenstored when verifying the node path. Note that the crash is forced via a failing assert statement in xenstored. In ca...

PT-2026-26015

Name of the Vulnerable Software and Affected Versions Xen affected versions not specified Description A guest issuing a Xenstore command accessing a node using the path '/local/domain/' can cause xenstored to crash due to a corrupted error indicator during node path verification. The crash is...