{"id":"DEBIAN-CVE-2021-3839","details":"A flaw was found in the vhost library in DPDK. Function vhost_user_set_inflight_fd() does not validate `msg-\u003epayload.inflight.num_queues`, possibly causing out-of-bounds memory read/write. Any software using DPDK vhost library may crash as a result of this vulnerability.","modified":"2026-09-15T09:02:34.141225993Z","published":"2022-08-23T16:15:10.087Z","upstream":["CVE-2021-3839"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2021-3839"}],"affected":[{"package":{"name":"dpdk","ecosystem":"Debian:12","purl":"pkg:deb/debian/dpdk?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"20.11.5-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2021-3839.json"}},{"package":{"name":"dpdk","ecosystem":"Debian:13","purl":"pkg:deb/debian/dpdk?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"20.11.5-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2021-3839.json"}},{"package":{"name":"dpdk","ecosystem":"Debian:14","purl":"pkg:deb/debian/dpdk?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"20.11.5-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2021-3839.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}