In Storage Performance Development Kit (SPDK) before 19.01, a malicious vhost client (i.e., virtual machine) could carefully construct a circular descriptor chain that would result in a partial denial of service in the SPDK vhost target, because the vhost target did not properly detect such chains.
Source: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-9547
Reference (s):
- https://github.com/spdk/spdk/commit/eca42c66092b9031711afe215fbc1891ee55f143
- https://github.com/spdk/spdk/releases/tag/v19.01