6.5

CVE-2022-42321

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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Xen ≫ Xen Version-
Debian ≫ Debian Linux Version11.0
Fedoraproject ≫ Fedora Version35
Fedoraproject ≫ Fedora Version36
Fedoraproject ≫ Fedora Version37
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.27% 0.183
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 6.5 2 4
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
CWE-674 Uncontrolled Recursion

The product does not properly control the amount of recursion that takes place, consuming excessive resources, such as allocated memory or the program stack.

https://security.gentoo.org/glsa/202402-07
https://www.debian.org/security/2022/dsa-5272
Third Party Advisory
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://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZLI2NPNEH7CNJO3VZGQNOI4M4EWLNKPZ/
http://www.openwall.com/lists/oss-security/2022/11/01/8
Third Party Advisory
Mailing List
http://xenbits.xen.org/xsa/advisory-418.html
Patch
Vendor Advisory
https://xenbits.xenproject.org/xsa/advisory-418.txt
Patch
Vendor Advisory