Denial Of Service (DoS)

xen is vulnerable to denial of service. The vulnerability exists because a missing cleanup call was inserted on an error handling path which allows an attacker to cause an application crash...

CVE-2022-33748

lock order inversion in transitive grant copy handling As part of XSA-226 a missing cleanup call was inserted on an error handling path. While doing so, locking requirements were not paid attention to. As a result two cooperating guests granting each other transitive grants can cause locks to be...