{"id":"CVE-2026-86564","aliases":["AZL-100926","DEBIAN-CVE-2026-86564","EUVD-2026-74296","GHSA-v82g-5rfm-rj2j","UBUNTU-CVE-2026-86564"],"status":"published","title":"Dpdk: dpdk: missing length validation before reading command_data in virtio-net control queue handler","description":"A flaw was found in DPDK lib/vhost. Missing length validation before reading command_data in the virtio-net control-queue handler can cause an out-of-bounds read and a host process crash.","severity":{"version":"3.1","score":3.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L","level":"low","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00141,"percentile":0.03466,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-125"],"published":"2026-09-08T23:07:39Z","modified":"2026-11-06T14:16:10Z","fixes":[{"ecosystem":"Azure Linux:3","package":"dpdk","fixed_in":["23.11.8-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"dpdk","fixed_in":["24.11.8-0+deb13u1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"dpdk","fixed_in":["25.11.4-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Azure 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hat","product":"fast datapath for rhel 10"},{"vendor":"red hat","product":"fast datapath for rhel 8"},{"vendor":"red hat","product":"fast datapath for rhel 9"},{"vendor":"red hat","product":"red hat enterprise linux 10"},{"vendor":"red hat","product":"red hat enterprise linux 8"},{"vendor":"red hat","product":"red hat enterprise linux 9"},{"vendor":"red hat","product":"red hat openshift container platform 4"}],"references":[{"url":"https://access.redhat.com/security/cve/CVE-2026-86564","tags":["vdb-entry","x_refsource_REDHAT"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2529682","tags":["issue-tracking","x_refsource_REDHAT"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-86564","tags":["web"]},{"url":"https://github.com/advisories/GHSA-v82g-5rfm-rj2j"},{"url":"https://security-tracker.debian.org/tracker/CVE-2026-86564","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2026-86564","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-86564","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2026-86564","title":"Dpdk: dpdk: missing length validation before reading command_data in virtio-net control queue handler","description":"A flaw was found in DPDK lib/vhost. Missing length validation before reading command_data in the virtio-net control-queue handler can cause an out-of-bounds read and a host process crash.","status":"published","published":"2026-09-08T23:07:39.51Z","modified":"2026-11-06T19:47:21.311Z","cvss":[{"version":"3.1","score":3.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L","level":"low","assessor":"cna"}],"cwes":["CWE-125"],"updated_at":"2026-11-06T20:30:05.375225Z"}],"euvd":[{"id":"EUVD-2026-74296","description":"A flaw was found in DPDK lib/vhost. Missing length validation before reading command_data in the virtio-net control-queue handler can cause an out-of-bounds read and a host process crash.","status":"published","published":"2026-09-08T23:07:39Z","modified":"2026-11-06T19:47:21Z","cvss":[{"version":"3.1","score":3.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L","level":"low"}],"updated_at":"2026-11-06T21:07:00.111123Z"}],"ghsa":[{"id":"GHSA-v82g-5rfm-rj2j","title":"A flaw was found in DPDK lib/vhost. Missing length validation before reading command_data in the...","description":"A flaw was found in DPDK lib/vhost. Missing length validation before reading command_data in the virtio-net control-queue handler can cause an out-of-bounds read and a host process crash.","status":"published","published":"2026-09-09T00:30:30Z","modified":"2026-09-09T00:30:37Z","cvss":[{"version":"3.1","score":3.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L","level":"low"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T15:11:36.851913Z"}],"nvd":[{"id":"CVE-2026-86564","description":"A flaw was found in DPDK lib/vhost. Missing length validation before reading command_data in the virtio-net control-queue handler can cause an out-of-bounds read and a host process crash.","status":"published","published":"2026-09-08T23:17:30.083Z","modified":"2026-11-06T20:17:27.543Z","cvss":[{"version":"3.1","score":3.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L","level":"low","assessor":"secondary"}],"cwes":["CWE-125"],"updated_at":"2026-11-06T22:02:13.634375Z"}],"osv":[{"id":"DEBIAN-CVE-2026-86564","description":"A flaw was found in DPDK lib/vhost. Missing length validation before reading command_data in the virtio-net control-queue handler can cause an out-of-bounds read and a host process crash.","status":"published","published":"2026-09-08T23:17:30.083Z","modified":"2026-11-07T09:47:30.641585995Z","cvss":[{"version":"3.1","score":3.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L","level":"low"}],"updated_at":"2026-11-07T10:14:39.995311Z"},{"id":"UBUNTU-CVE-2026-86564","description":"A flaw was found in DPDK lib/vhost. Missing length validation before reading command_data in the virtio-net control-queue handler can cause an out-of-bounds read and a host process crash.","status":"published","published":"2026-09-08T23:17:00Z","modified":"2026-10-29T02:38:46.21555487Z","cvss":[{"version":"3.1","score":3.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L","level":"low"}],"updated_at":"2026-11-02T16:57:24.828975Z"},{"id":"AZL-100926","title":"CVE-2026-86564 affecting package dpdk for versions less than 23.11.8-1","description":"A flaw was found in DPDK lib/vhost. Missing length validation before reading command_data in the virtio-net control-queue handler can cause an out-of-bounds read and a host process crash.","status":"published","published":"2026-09-08T23:17:30Z","modified":"2026-11-06T14:16:10.997342986Z","updated_at":"2026-11-06T14:57:15.495576Z"}]}}