CVE-2020-10725

Name	CVE-2020-10725
Description	A flaw was found in DPDK version 19.11 and above that allows a malicious guest to cause a segmentation fault of the vhost-user backend application running on the host, which could result in a loss of connectivity for the other guests running on that host. This is caused by a missing validity check of the descriptor address in the function `virtio_dev_rx_batch_packed()`.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severity	medium
Debian Bugs	960936

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
dpdk (PTS)	stretch (security), stretch	16.11.11-1+deb9u2	fixed
	buster	18.11.11-1~deb10u1	fixed
	buster (security)	18.11.6-1~deb10u2	fixed
	bullseye	20.11.3-1~deb11u1	fixed
	bookworm, sid	20.11.3-1	fixed

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Debian Bugs
dpdk	source	stretch	(not affected)
dpdk	source	buster	(not affected)
dpdk	source	(unstable)	19.11.2-1	960936

[buster] - dpdk <not-affected> (Vulnerable code not present)
[stretch] - dpdk <not-affected> (Vulnerable code not present)