CVE-2023-5633 Information

Description

The reference count changes made as part of the CVE-2023-33951 and CVE-2023-33952 fixes exposed a use-after-free flaw in the way memory objects were handled when they were being used to store a surface. When running inside a VMware guest with 3D acceleration enabled a local unprivileged user could potentially use this flaw to escalate their privileges.

Reference

https://access.redhat.com/security/cve/CVE-2023-5633 https://bugzilla.redhat.com/show_bug.cgi?id=2245663