Libvirt API version 3.10.0 NULL Pointer Dereference Vulnerability

Summary

A NULL pointer dereference was found in the libvirt API responsible introduced in upstream version 3.10.0, and fixed in libvirt 6.0.0, for fetching a storage pool based on its target path. 

Credit:

The information has been provided by Han Han

The original article can be found at:https://bugzilla.redhat.com/show_bug.cgi?id=1790725


Details

In more detail, this flaw affects storage pools created without a target path such as network-based pools like gluster and RBD. Unprivileged users with a read-only connection could abuse this flaw to crash the libvirt daemon, resulting in a potential denial of service.

 

Vulnerable Systems:

Libvirt API version 3.10.0

 

CVE Information:

CVE-2020-10703

Disclosure Timeline:
Published Date:6/2/2020