PT-2022-7331

CVE-2022-42314

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Published

2022-11-01

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Updated

2026-10-31

Description by

CVSS 3.1
6.5
Medium
MetricsAV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
Name of the Vulnerable Software and Affected Versions Xenstore (affected versions not specified)
Description The issue is related to uncontrolled resource allocation in the Xenstore storage of the Xen hypervisor. Exploitation can lead to a denial of service (DoS) of xenstored. Malicious guests can cause xenstored to allocate large amounts of memory by various means, including issuing new requests without reading responses, generating a large number of watch events, creating many nodes with maximum size and path length, or accessing many nodes inside a transaction.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.
Impacts
Researchers
Vendors
Affected products
Related identifiers
CLEANSTART-2024-BQ90664
DSA-5272-1
OPENSUSE-SU-2022_3947-1
OPENSUSE-SU-2022_4007-1
SUSE-SU-2022:3925-1
SUSE-SU-2022:3928-1
SUSE-SU-2022:3947-1
SUSE-SU-2022:3960-1
SUSE-SU-2022:3971-1
SUSE-SU-2022:4007-1
SUSE-SU-2022:4051-1
SUSE-SU-2022:4241-1
SUSE-SU-2022:4332-1
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