CVE-2022-42309

Published Nov 1, 2022 CVSS 3.1 · 8.8 High EPSS < 1% KEV · Not listed
Description
Xenstore: Guests can crash xenstored Due to a bug in the fix of XSA-115 a malicious guest can cause xenstored to use a wrong pointer during node creation in an error path, resulting in a crash of xenstored or a memory corruption in xenstored causing further damage. Entering the error path can be controlled by the guest e.g. by exceeding the quota value of maximum nodes per domain.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DSA Debian DSA DSA-5272-1 xen security update
History

No history.

Weaknesses

Sources

Status
PUBLISHED
Assigner
XEN
Published
Updated
Aug 3, 2024, 1:03 PM
Reserved
Oct 3, 2022, 12:00 AM
Status
Modified
Published
Nov 1, 2022, 1:15 PM
Modified
Jun 17, 2026, 5:04 AM