CVE-2021-3839

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Source
https://nvd.nist.gov/vuln/detail/CVE-2021-3839
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-3839.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2021-3839
Downstream
Related
Published
2022-08-23T16:15:10Z
Modified
2025-09-16T07:18:05.381895Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

A flaw was found in the vhost library in DPDK. Function vhostusersetinflightfd() 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.

References

Affected packages

Debian:11 / dpdk

Package

Name
dpdk
Purl
pkg:deb/debian/dpdk?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
20.11.5-1~deb11u1

Affected versions

20.*

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~deb11u1
20.11.3-1
20.11.3-2
20.11.4-1
20.11.4-2~deb11u1
20.11.4-2

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:12 / dpdk

Package

Name
dpdk
Purl
pkg:deb/debian/dpdk?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
20.11.5-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:13 / dpdk

Package

Name
dpdk
Purl
pkg:deb/debian/dpdk?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
20.11.5-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:14 / dpdk

Package

Name
dpdk
Purl
pkg:deb/debian/dpdk?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
20.11.5-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Git / github.com/dpdk/dpdk

Affected ranges

Type
GIT
Repo
https://github.com/dpdk/dpdk
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
6442c329b9d2ded0f44b27d2016aaba8ba5844c5

Affected versions

v1.*

v1.2.3r0
v1.3.0r0
v1.3.1r0
v1.4.0r0
v1.4.1r0
v1.5.0r0
v1.5.1r0
v1.5.2r0
v1.6.0r0
v1.6.0r1
v1.6.0r2
v1.7.0
v1.7.0-rc1
v1.7.0-rc2
v1.7.0-rc3
v1.7.0-rc4
v1.7.1
v1.8.0
v1.8.0-rc1
v1.8.0-rc2
v1.8.0-rc3
v1.8.0-rc4
v1.8.0-rc5
v1.8.0-rc6

v16.*

v16.04
v16.04-rc1
v16.04-rc2
v16.04-rc3
v16.04-rc4
v16.07
v16.07-rc1
v16.07-rc2
v16.07-rc3
v16.07-rc4
v16.07-rc5
v16.11
v16.11-rc1
v16.11-rc2
v16.11-rc3

v17.*

v17.02
v17.02-rc1
v17.02-rc2
v17.02-rc3
v17.05
v17.05-rc1
v17.05-rc2
v17.05-rc3
v17.05-rc4
v17.08
v17.08-rc1
v17.08-rc2
v17.08-rc3
v17.08-rc4
v17.11
v17.11-rc1
v17.11-rc2
v17.11-rc3
v17.11-rc4

v18.*

v18.02
v18.02-rc1
v18.02-rc2
v18.02-rc3
v18.02-rc4
v18.05
v18.05-rc1
v18.05-rc2
v18.05-rc3
v18.05-rc4
v18.05-rc5
v18.05-rc6
v18.08
v18.08-rc1
v18.08-rc2
v18.08-rc3
v18.11
v18.11-rc1
v18.11-rc2
v18.11-rc3
v18.11-rc4
v18.11-rc5

v19.*

v19.02
v19.02-rc1
v19.02-rc2
v19.02-rc3
v19.02-rc4
v19.05
v19.05-rc1
v19.05-rc2
v19.05-rc3
v19.05-rc4
v19.08
v19.08-rc1
v19.08-rc2
v19.08-rc3
v19.08-rc4
v19.11
v19.11-rc1
v19.11-rc2
v19.11-rc3
v19.11-rc4

v2.*

v2.0.0
v2.0.0-rc1
v2.0.0-rc2
v2.0.0-rc3
v2.1.0
v2.1.0-rc1
v2.1.0-rc2
v2.1.0-rc3
v2.1.0-rc4
v2.2.0
v2.2.0-rc1
v2.2.0-rc2
v2.2.0-rc3
v2.2.0-rc4

v20.*

v20.02
v20.02-rc1
v20.02-rc2
v20.02-rc3
v20.02-rc4
v20.05
v20.05-rc1
v20.05-rc2
v20.05-rc3
v20.05-rc4
v20.08
v20.08-rc1
v20.08-rc2
v20.08-rc3
v20.08-rc4
v20.11
v20.11-rc1
v20.11-rc2
v20.11-rc3
v20.11-rc4
v20.11-rc5

v21.*

v21.02
v21.02-rc1
v21.02-rc2
v21.02-rc3
v21.02-rc4
v21.05
v21.05-rc1
v21.05-rc2
v21.05-rc3
v21.05-rc4
v21.08
v21.08-rc1
v21.08-rc2
v21.08-rc3
v21.08-rc4
v21.11
v21.11-rc1
v21.11-rc2
v21.11-rc3
v21.11-rc4

v22.*

v22.03-rc1
v22.03-rc2
v22.03-rc3

Database specific 

{
    "vanir_signatures": [
        {
            "signature_type": "Line",
            "deprecated": false,
            "source": "https://github.com/dpdk/dpdk/commit/6442c329b9d2ded0f44b27d2016aaba8ba5844c5",
            "signature_version": "v1",
            "target": {
                "file": "lib/vhost/vhost_user.c"
            },
            "id": "CVE-2021-3839-07035299",
            "digest": {
                "line_hashes": [
                    "218964855366889817698744017324434491215",
                    "153393868971813765081598737286992637585",
                    "215130104168108337750727703366659950908",
                    "135045007302257789395044528308605937321"
                ],
                "threshold": 0.9
            }
        },
        {
            "signature_type": "Function",
            "deprecated": false,
            "source": "https://github.com/dpdk/dpdk/commit/6442c329b9d2ded0f44b27d2016aaba8ba5844c5",
            "signature_version": "v1",
            "target": {
                "function": "vhost_user_check_and_alloc_queue_pair",
                "file": "lib/vhost/vhost_user.c"
            },
            "id": "CVE-2021-3839-60bcf5ef",
            "digest": {
                "function_hash": "340127545324019451371334732147163230990",
                "length": 789.0
            }
        }
    ]
}