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CVE-2026-23555

Опубликовано: 23 мар. 2026
Источник: ubuntu
Приоритет: medium
EPSS Низкий
CVSS3: 7.1

Описание

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 being built with NDEBUG #defined, an unprivileged guest trying to access the node path "/local/domain/" will result in it no longer being serviced by xenstored, other guests (including dom0) will still be serviced, but xenstored will use up all cpu time it can get.

РелизСтатусПримечание
devel

needs-triage

esm-apps/focal

needs-triage

esm-apps/jammy

needs-triage

esm-apps/noble

needs-triage

esm-apps/resolute

needs-triage

esm-infra-legacy/xenial

needs-triage

esm-infra/bionic

needs-triage

esm-infra/xenial

ignored

end of ESM support, was needs-triage
jammy

needs-triage

noble

needs-triage

Показывать по

EPSS

Процентиль: 8%
0.00181
Низкий

7.1 High

CVSS3

Связанные уязвимости

CVSS3: 7.1
nvd
5 месяцев назад

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 being built with NDEBUG #defined, an unprivileged guest trying to access the node path "/local/domain/" will result in it no longer being serviced by xenstored, other guests (including dom0) will still be serviced, but xenstored will use up all cpu time it can get.

CVSS3: 7.1
debian
5 месяцев назад

Any guest issuing a Xenstore command accessing a node using the (illeg ...

CVSS3: 7.1
github
5 месяцев назад

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 being built with NDEBUG #defined, an unprivileged guest trying to access the node path "/local/domain/" will result in it no longer being serviced by xenstored, other guests (including dom0) will still be serviced, but xenstored will use up all cpu time it can get.

suse-cvrf
5 месяцев назад

Security update for xen

suse-cvrf
5 месяцев назад

Security update for xen

EPSS

Процентиль: 8%
0.00181
Низкий

7.1 High

CVSS3