CVE-2022-42321
- Source
- https://nvd.nist.gov/vuln/detail/CVE-2022-42321
- Import Source
- https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-42321.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/CVE-2022-42321
- Downstream
- Related
- Published
- 2022-11-01T13:15:11Z
- Modified
- 2025-08-09T20:01:26Z
- Severity
-
- 6.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H CVSS Calculator
- Summary
- [none]
- Details
-
Xenstore: Guests can crash xenstored via exhausting the stack Xenstored is using recursion for some Xenstore operations (e.g. for deleting a sub-tree of Xenstore nodes). With sufficiently deep nesting levels this can result in stack exhaustion on xenstored, leading to a crash of xenstored.
- References
-
- http://www.openwall.com/lists/oss-security/2022/11/01/8
- http://xenbits.xen.org/xsa/advisory-418.html
- https://security.gentoo.org/glsa/202402-07
- https://www.debian.org/security/2022/dsa-5272
- https://xenbits.xenproject.org/xsa/advisory-418.txt
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YTMITQBGC23MSDHUCAPCVGLMVXIBXQTQ/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YZVXG7OOOXCX6VIPEMLFDPIPUTFAYWPE/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZLI2NPNEH7CNJO3VZGQNOI4M4EWLNKPZ/