{"id":"CVE-2021-3839","aliases":["ALSA-2022:8263","DEBIAN-CVE-2021-3839","DSA-5130-1","EUVD-2021-27085","GHSA-c4mq-4x72-rfxj","OESA-2022-1713","RHSA-2022:4786","RHSA-2022:4787","RHSA-2022:4788","RHSA-2022:8263","RLSA-2022:8263","SUSE-SU-2022:1892-1","SUSE-SU-2022:2273-1","UBUNTU-CVE-2021-3839","USN-5401-1"],"status":"published","title":"A flaw was found in the vhost library in DPDK. Function vhost_user_set_inflight_fd() does not...","description":"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. 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vulnerability.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.01798,"percentile":0.7864,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-125","CWE-787"],"published":"2022-04-29T15:00:00Z","modified":"2026-10-29T11:31:18Z","fixes":[{"ecosystem":"Debian:12","package":"dpdk","fixed_in":["20.11.5-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"dpdk","fixed_in":["20.11.5-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"dpdk","fixed_in":["20.11.5-1"],"sources":["osv"]},{"ecosystem":"Ubuntu:20.04:LTS","package":"dpdk","fixed_in":["19.11.12-0ubuntu0.20.04.1"],"sources":["osv"]},{"ecosystem":"Ubuntu:22.04:LTS","package":"dpdk","fixed_in":["21.11.1-0ubuntu0.3"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"AlmaLinux:9","package":"dpdk","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:21.11.2-1.el9_1"}]}],"bundled":3},{"source":"osv","ecosystem":"AlmaLinux:9","package":"dpdk-devel","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:21.11.2-1.el9_1"}]}],"bundled":3},{"source":"osv","ecosystem":"AlmaLinux:9","package":"dpdk-doc","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:21.11.2-1.el9_1"}]}],"bundled":3},{"source":"osv","ecosystem":"AlmaLinux:9","package":"dpdk-tools","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:21.11.2-1.el9_1"}]}],"bundled":3},{"source":"osv","ecosystem":"Debian:12","package":"dpdk","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"20.11.5-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"dpdk","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"20.11.5-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"dpdk","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"20.11.5-1"}]}]},{"source":"osv","ecosystem":"Debian:11","package":"dpdk","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"20.11.5-1~deb11u1"}]}],"versions":["20.11-7","20.11.1-1","20.11.1-2","20.11.1-3","20.11.1-4","20.11.2-1","20.11.3-1","20.11.3-1~deb11u1","20.11.3-2","20.11.4-1","20.11.4-2","20.11.4-2~deb11u1"],"bundled":2},{"source":"osv","ecosystem":"openEuler:20.03-LTS-SP1","package":"dpdk","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"19.11-17.oe1"}]}],"bundled":2},{"source":"osv","ecosystem":"openEuler:20.03-LTS-SP3","package":"dpdk","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"19.11-17.oe1"}]}],"bundled":2},{"source":"osv","ecosystem":"openEuler:22.03-LTS","package":"dpdk","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"21.11-11.oe2203"}]}],"bundled":2},{"source":"osv","ecosystem":"Red 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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.","status":"published","published":"2022-08-23T15:52:42Z","modified":"2024-08-03T17:09:09.623Z","cwes":["CWE-125"],"updated_at":"2026-11-02T14:33:03.671751Z"}],"euvd":[{"id":"EUVD-2021-27085","description":"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.","status":"published","published":"2022-08-23T15:52:42Z","modified":"2024-08-03T17:09:09Z","updated_at":"2026-11-03T03:25:11.376657Z"}],"ghsa":[{"id":"GHSA-c4mq-4x72-rfxj","title":"A flaw was found in the vhost library in DPDK. Function vhost_user_set_inflight_fd() does not...","description":"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.","status":"published","published":"2022-08-24T00:00:29Z","modified":"2023-01-31T05:04:54Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T14:48:45.334022Z"}],"nvd":[{"id":"CVE-2021-3839","description":"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.","status":"published","published":"2022-08-23T16:15:10.087Z","modified":"2026-06-17T04:05:52.29Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-125","CWE-787"],"updated_at":"2026-11-02T14:07:06.906968Z"}],"osv":[{"id":"CVE-2021-3839","description":"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.","status":"published","published":"2022-08-23T16:15:10.087Z","modified":"2026-10-20T14:12:43.687202296Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:20.843843Z"},{"id":"DEBIAN-CVE-2021-3839","description":"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.","status":"published","published":"2022-08-23T16:15:10.087Z","modified":"2026-10-23T18:05:23.039970122Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:45:35.521549Z"},{"id":"OESA-2022-1713","title":"dpdk security update","description":"DPDK core includes kernel modules, core libraries and tools. testpmd application allows to test fast packet processing environments on arm64 platforms. For instance, it can be used to check that environment can support fast path applications such as 6WINDGate, pktgen, rumptcpip, etc. More libraries are available as extensions in other packages.\r\n\r\nSecurity Fix(es):\r\n\r\nIt’s an issue in the handling of vhost-user inflight type messages. A malicious vhost-user master can attach an unexpected number of fds as ancillary data to VHOST_USER_GET_INFLIGHT_FD / VHOST_USER_SET_INFLIGHT_FD messages that are not closed by the vhost-user slave. By sending such messages continuously, the vhost-user master could exhaust available fd in the vhost-user slave process and lead to a DoS.(CVE-2022-0669)\r\n\r\nIn DPDK Vhost communication, we didn’t test if msg-\u003epayload.inflight.num_queues is out of bounds in function ‘vhost_user_set_inflight_fd()’, and could cause the program to write OOB.(CVE-2021-3839)","status":"published","published":"2022-06-17T11:04:59Z","modified":"2026-08-18T01:16:06.96490599Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:52:39.528805Z"},{"id":"RHSA-2022:4786","title":"Red Hat Security Advisory: openvswitch2.13 security update","status":"published","published":"2024-09-13T17:38:21Z","modified":"2026-06-29T10:41:47Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:09.62945Z"},{"id":"RHSA-2022:4787","title":"Red Hat Security Advisory: openvswitch2.15 security update","status":"published","published":"2024-09-13T17:38:05Z","modified":"2026-06-29T10:41:48Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:09.62945Z"},{"id":"RHSA-2022:4788","title":"Red Hat Security Advisory: openvswitch2.16 security update","status":"published","published":"2024-09-13T17:38:14Z","modified":"2026-06-29T10:41:48Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:09.62945Z"},{"id":"RHSA-2022:8263","title":"Red Hat Security Advisory: dpdk security and bug fix update","status":"published","published":"2024-09-13T23:22:39Z","modified":"2026-08-07T10:07:27Z","cvss":[{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:10.139266Z"},{"id":"RLSA-2022:8263","title":"Important: dpdk security and bug fix update","description":"The dpdk packages provide the Data Plane Development Kit, which is a set of libraries and drivers for fast packet processing in the user space.\n\nSecurity Fix(es):\n\n* dpdk: DoS when a Vhost header crosses more than two descriptors and exhausts all mbufs (CVE-2022-2132)\n\n* DPDK: out-of-bounds read/write in vhost_user_set_inflight_fd() may lead to crash (CVE-2021-3839)\n\n* dpdk: error recovery in mlx5 driver not handled properly, allowing for denial of service (CVE-2022-28199)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.\n\nAdditional Changes:\n\nFor detailed information on changes in this release, see the Rocky Linux 9.1 Release Notes linked from the References section.","status":"published","published":"2022-11-15T06:19:47Z","modified":"2026-02-05T11:45:05.114902Z","cvss":[{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:24.322216Z"},{"id":"UBUNTU-CVE-2021-3839","description":"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.","status":"published","published":"2022-04-29T15:00:00Z","modified":"2026-04-22T12:58:34.506986Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:54:28.526929Z"},{"id":"ALSA-2022:8263","title":"Important: dpdk security and bug fix update","description":"The dpdk packages provide the Data Plane Development Kit, which is a set of libraries and drivers for fast packet processing in the user space.\n\nSecurity Fix(es):\n\n* dpdk: DoS when a Vhost header crosses more than two descriptors and exhausts all mbufs (CVE-2022-2132)\n* DPDK: out-of-bounds read/write in vhost_user_set_inflight_fd() may lead to crash (CVE-2021-3839)\n* dpdk: error recovery in mlx5 driver not handled properly, allowing for denial of service (CVE-2022-28199)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.\n\nAdditional Changes:\n\nFor detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section.","status":"published","published":"2022-11-15T00:00:00Z","modified":"2026-10-29T11:31:18.910405251Z","updated_at":"2026-11-02T15:27:51.655726Z"},{"id":"DSA-5130-1","title":"dpdk - security update","status":"published","published":"2022-05-05T00:00:00Z","modified":"2026-03-09T02:08:57.393687Z","updated_at":"2026-11-02T15:46:17.543497Z"},{"id":"SUSE-SU-2022:1892-1","title":"Security update for dpdk","description":"This update for dpdk fixes the following issues:\n\nSecurity:\n- CVE-2021-3839: Fixed a memory corruption issue during vhost-user communication\n  (bsc#1198963).\n- CVE-2022-0669: Fixed a denial of service that could be triggered by a vhost-user\n  master (bsc#1198964).\n\nBugfixes:\n- kni: allow configuring thread granularity (bsc#1195172).\n- Fixed reading of PCI device name as UTF strings (bsc#1198873).\n","status":"published","published":"2022-05-31T10:32:59Z","modified":"2026-02-04T03:11:41.16175Z","updated_at":"2026-11-02T15:53:50.513981Z"},{"id":"SUSE-SU-2022:2273-1","title":"Security update for dpdk","description":"This update for dpdk fixes the following issues:\n\n- CVE-2021-3839: Fixed a memory corruption issue during vhost-user communication\n  (bsc#1198963).\n- CVE-2022-0669: Fixed a denial of service that could be triggered by a vhost-user\n  master (bsc#1198964).\n\n- rebuild with new secure boot key due to grub2 boothole 3 issues (bsc#1198581)\n","status":"published","published":"2022-07-05T13:46:39Z","modified":"2026-02-04T02:38:08.524145Z","updated_at":"2026-11-02T15:53:50.965375Z"},{"id":"USN-5401-1","title":"dpdk vulnerabilities","description":"Wenxiang Qian discovered that DPDK incorrectly checked certain payloads. An\nattacker could use this issue to cause DPDK to crash, resulting in a denial\nof service, or possibly execute arbitrary code. (CVE-2021-3839)\n\nIt was discovered that DPDK incorrectly handled inflight type messages. An\nattacker could possibly use this issue to cause DPDK to consume resources,\nleading to a denial of service. (CVE-2022-0669)\n","status":"published","published":"2022-05-04T12:17:01Z","modified":"2026-04-22T10:23:06.246683Z","updated_at":"2026-11-02T16:58:16.20937Z"}]}}