xen is vulnerable to denial of service. The vulnerability exists during the node transaction which allows an attacker to cause an application crash by creating arbitrary number of nodes.
xenbits.xen.org/xsa/advisory-326.html
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YTMITQBGC23MSDHUCAPCVGLMVXIBXQTQ/
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YZVXG7OOOXCX6VIPEMLFDPIPUTFAYWPE/
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZLI2NPNEH7CNJO3VZGQNOI4M4EWLNKPZ/
lists.fedoraproject.org/archives/list/[email protected]/message/YTMITQBGC23MSDHUCAPCVGLMVXIBXQTQ/
lists.fedoraproject.org/archives/list/[email protected]/message/YZVXG7OOOXCX6VIPEMLFDPIPUTFAYWPE/
lists.fedoraproject.org/archives/list/[email protected]/message/ZLI2NPNEH7CNJO3VZGQNOI4M4EWLNKPZ/
secdb.alpinelinux.org/v3.14/main.yaml
secdb.alpinelinux.org/v3.15/main.yaml
www.debian.org/security/2022/dsa-5272
xenbits.xenproject.org/xsa/advisory-326.txt