Published: 02 July 2020
In QEMU 4.2.0, a MemoryRegionOps object may lack read/write callback methods, leading to a NULL pointer dereference.
CVSS 3 base score: 2.3
impact is limited, a privileged guest user can only use this issue to perform a denial of service to their own instance
- https://lists.gnu.org/archive/html/qemu-devel/2020-06/msg09961.html (v3)
- https://lists.gnu.org/archive/html/qemu-devel/2020-08/msg02003.html (v4)