CVE-2021-3839

CVSS V2 None CVSS V3 High 7.5
Description
A flaw was found in the vhost library in DPDK. Function vhost_user_set_inflight_fd() does not validate `msg->payload.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.
Overview
  • CVE ID
  • CVE-2021-3839
  • Assigner
  • secalert@redhat.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2022-08-23T16:15:10
  • Last Modified Date
  • 2022-08-26T19:24:20
Weakness Enumerations
CWE URL
CWE-125 http://cwe.mitre.org/data/definitions/125.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:dpdk:data_plane_development_kit:*:*:*:*:*:*:*:* 1 OR 22.03
cpe:2.3:a:dpdk:data_plane_development_kit:22.03:rc1:*:*:*:*:*:* 1 OR
cpe:2.3:a:dpdk:data_plane_development_kit:22.03:rc2:*:*:*:*:*:* 1 OR
cpe:2.3:a:dpdk:data_plane_development_kit:22.03:rc3:*:*:*:*:*:* 1 OR
cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:redhat:enterprise_linux_fast_datapath:7.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:redhat:enterprise_linux_fast_datapath:8.0:*:*:*:*:*:*:* 1 OR
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • HIGH
  • Base Score
  • 7.5
  • Base Severity
  • HIGH
  • Exploitability Score
  • 3.9
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://bugzilla.redhat.com/show_bug.cgi?id=2025882
https://github.com/DPDK/dpdk/commit/6442c329b9d2ded0f44b27d2016aaba8ba5844c5
https://access.redhat.com/security/cve/CVE-2021-3839
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-3839
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3839
History
Created Old Value New Value Data Type Notes
2022-08-23 17:00:10 Added to TrackCVE