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CVE-2022-42321

Published: 01/11/2022 Updated: 04/02/2024
CVSS v3 Base Score: 6.5 | Impact Score: 4 | Exploitability Score: 2
VMScore: 0
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Vulnerability Summary

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.

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debian debian linux 11.0

fedoraproject fedora 35

fedoraproject fedora 36

fedoraproject fedora 37

Vendor Advisories

Debian Security Advisories: DSA-5272-1 xen -- security update
Multiple vulnerabilities have been discovered in the Xen hypervisor, which could result in privilege escalation, denial of service or information leaks For the stable distribution (bullseye), these problems have been fixed in version 4145+86-g1c354767d5-1 We recommend that you upgrade your xen packages For the detailed security status of xen p ...

References

CWE-674https://xenbits.xenproject.org/xsa/advisory-418.txthttp://xenbits.xen.org/xsa/advisory-418.htmlhttp://www.openwall.com/lists/oss-security/2022/11/01/8https://www.debian.org/security/2022/dsa-5272https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZLI2NPNEH7CNJO3VZGQNOI4M4EWLNKPZ/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/YTMITQBGC23MSDHUCAPCVGLMVXIBXQTQ/https://security.gentoo.org/glsa/202402-07https://www.debian.org/security/2022/dsa-5272https://nvd.nist.gov
VMScore
CVSSv2
CVSSv3
VMScore
Recommendations:
CVE-2024-4671unauthorizedCVE-2024-4776CVE-2024-3407CVE-2024-26026CVE-2024-32888wirelessCVE-2024-4656template injection
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