CVE - CVE-2022-42326

CVE-ID
CVE-2022-42326	Learn more at National Vulnerability Database (NVD) • CVSS Severity Rating • Fix Information • Vulnerable Software Versions • SCAP Mappings • CPE Information
Description
Xenstore: Guests can create arbitrary number of nodes via transactions T[his CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE.] In case a node has been created in a transaction and it is later deleted in the same transaction, the transaction will be terminated with an error. As this error is encountered only when handling the deleted node at transaction finalization, the transaction will have been performed partially and without updating the accounting information. This will enable a malicious guest to create arbitrary number of nodes.
References
Note: References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
CONFIRM:http://xenbits.xen.org/xsa/advisory-421.html DEBIAN:DSA-5272 URL:https://www.debian.org/security/2022/dsa-5272 FEDORA:FEDORA-2022-07438e12df URL:https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZLI2NPNEH7CNJO3VZGQNOI4M4EWLNKPZ/ FEDORA:FEDORA-2022-99af00f60e URL:https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YZVXG7OOOXCX6VIPEMLFDPIPUTFAYWPE/ FEDORA:FEDORA-2022-9f51d13fa3 URL:https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YTMITQBGC23MSDHUCAPCVGLMVXIBXQTQ/ GENTOO:GLSA-202402-07 URL:https://security.gentoo.org/glsa/202402-07 MISC:https://xenbits.xenproject.org/xsa/advisory-421.txt URL:https://xenbits.xenproject.org/xsa/advisory-421.txt MLIST:[oss-security] 20221101 Xen Security Advisory 421 v2 (CVE-2022-42325,CVE-2022-42326) - Xenstore: Guests can create arbitrary number of nodes via transactions URL:http://www.openwall.com/lists/oss-security/2022/11/01/11
Assigning CNA
Xen Project
Date Record Created
20221003	Disclaimer: The record creation date may reflect when the CVE ID was allocated or reserved, and does not necessarily indicate when this vulnerability was discovered, shared with the affected vendor, publicly disclosed, or updated in CVE.
Phase (Legacy)
Assigned (20221003)
Votes (Legacy)

Comments (Legacy)

Proposed (Legacy)
N/A
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