xen is vulnerable to denial of service. The vulnerability exists because subsequent DMA or interrupts from the device may have unpredictable behaviour, ranging from IOMMU faults to memory corruption which may lead to an application crash.
www.openwall.com/lists/oss-security/2022/04/05/3
xenbits.xen.org/xsa/advisory-400.html
lists.fedoraproject.org/archives/list/[email protected]/message/6ETPM2OVZZ6KOS2L7QO7SIW6XWT5OW3F/
lists.fedoraproject.org/archives/list/[email protected]/message/UHFSRVLM2JUCPDC2KGB7ETPQYJLCGBLD/
secdb.alpinelinux.org/edge/main.yaml
secdb.alpinelinux.org/v3.13/main.yaml
www.debian.org/security/2022/dsa-5117
xenbits.xenproject.org/xsa/advisory-400.txt