Vulnerability Name:

CVE-2021-3839 (CCN-225844)

Assigned:2021-09-29
Published:2022-04-29
Updated:2022-05-05
Summary: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.
CVSS v3 Severity:5.2 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:L/A:L)
4.5 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:L/A:L/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Changed
Impact Metrics:Confidentiality (C): None
Integrity (I): Low
Availibility (A): Low
7.5 High (REDHAT CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
6.5 Medium (REDHAT Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): High
CVSS v2 Severity:3.2 Low (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:N/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): Partial
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2021-3839

Source: XF
Type: UNKNOWN
dpdk-cve20213839-dos(225844)

Source: CCN
Type: oss-sec Mailing List, Thu, 5 May 2022 01:50:08 +0000
DPDK CVE-2021-3839 Release Notice

Source: CCN
Type: DPDK Web site
Home

Vulnerable Configuration:Configuration RedHat 1:
  • cpe:/a:redhat:enterprise_linux:9:*:*:*:*:*:*:*
    • Configuration RedHat 2:
  • cpe:/a:redhat:enterprise_linux:9::appstream:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/o:dpdk:dpdk:-:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:com.redhat.rhsa:def:20228263
    P
    		RHSA-2022:8263: dpdk security and bug fix update (Important)
    2022-11-15
    oval:org.opensuse.security:def:3474
    P
    		dpdk-19.11.10-150400.2.10 on GA media (Moderate)
    2022-06-22
    oval:org.opensuse.security:def:95104
    P
    		dpdk-19.11.10-150400.2.10 on GA media (Moderate)
    2022-06-22
    oval:org.opensuse.security:def:1671
    P
    		Security update for dpdk (Moderate)
    2022-05-31
    oval:org.opensuse.security:def:503
    P
    		Security update for dpdk (Moderate)
    2022-05-31
    BACK
    dpdk dpdk -