CVEvulnerability
CVE-2022-42321
6.5 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2022-11-01
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 6.5 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
- Weaknesses
- CWE-674
Description
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.
Affected configurations
• xen xen
• debian debian linux 11.0
• fedoraproject fedora 35
• fedoraproject fedora 36
• fedoraproject fedora 37
Related
Weakness · CWE (1)
- CWE-674 Uncontrolled Recursion weakness
References
- http://www.openwall.com/lists/oss-security/2022/11/01/8 Mailing List, Third Party Advisory
- http://xenbits.xen.org/xsa/advisory-418.html Patch, Vendor Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YTMITQBGC23MSDHUCAPCVGLMVXIBXQTQ/ lists.fedoraproject.org
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YZVXG7OOOXCX6VIPEMLFDPIPUTFAYWPE/ lists.fedoraproject.org
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZLI2NPNEH7CNJO3VZGQNOI4M4EWLNKPZ/ lists.fedoraproject.org
- https://security.gentoo.org/glsa/202402-07 security.gentoo.org
- https://www.debian.org/security/2022/dsa-5272 Third Party Advisory
- https://xenbits.xenproject.org/xsa/advisory-418.txt Patch, Vendor Advisory
- http://www.openwall.com/lists/oss-security/2022/11/01/8 Mailing List, Third Party Advisory
- http://xenbits.xen.org/xsa/advisory-418.html Patch, Vendor Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YTMITQBGC23MSDHUCAPCVGLMVXIBXQTQ/ lists.fedoraproject.org
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YZVXG7OOOXCX6VIPEMLFDPIPUTFAYWPE/ lists.fedoraproject.org
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZLI2NPNEH7CNJO3VZGQNOI4M4EWLNKPZ/ lists.fedoraproject.org
- https://security.gentoo.org/glsa/202402-07 security.gentoo.org
- https://www.debian.org/security/2022/dsa-5272 Third Party Advisory
- https://xenbits.xenproject.org/xsa/advisory-418.txt Patch, Vendor Advisory