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Debian: CVE-2022-42321: xen -- security update

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Debian: CVE-2022-42321: xen -- security update

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
11/01/2022
Created
11/09/2022
Added
11/08/2022
Modified
11/09/2022

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.

Solution(s)

  • debian-upgrade-xen

References

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