UBUNTU-CVE-2021-3700

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Source
https://ubuntu.com/security/CVE-2021-3700
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-3700.json
JSON Data
https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2021-3700
Upstream
Downstream
Related
Published
2022-02-24T19:15:00Z
Modified
2025-09-08T16:46:47Z
Severity
  • 6.4 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
  • Ubuntu - low
Summary
[none]
Details

A use-after-free vulnerability was found in usbredir in versions prior to 0.11.0 in the usbredirparser_serialize() in usbredirparser/usbredirparser.c. This issue occurs when serializing large amounts of buffered write data in the case of a slow or blocked destination.

References

Affected packages

Ubuntu:Pro:14.04:LTS / usbredir

Package

Name
usbredir
Purl
pkg:deb/ubuntu/usbredir@0.6-2ubuntu1.1+esm1?arch=source&distro=trusty/esm

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.6-2ubuntu1.1+esm1

Affected versions

0.*

0.6-2
0.6-2ubuntu1
0.6-2ubuntu1.1

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "libusbredirhost-dev",
            "binary_version": "0.6-2ubuntu1.1+esm1"
        },
        {
            "binary_name": "libusbredirhost1",
            "binary_version": "0.6-2ubuntu1.1+esm1"
        },
        {
            "binary_name": "libusbredirparser-dev",
            "binary_version": "0.6-2ubuntu1.1+esm1"
        },
        {
            "binary_name": "libusbredirparser1",
            "binary_version": "0.6-2ubuntu1.1+esm1"
        },
        {
            "binary_name": "usbredirserver",
            "binary_version": "0.6-2ubuntu1.1+esm1"
        }
    ]
}

Ubuntu:Pro:16.04:LTS / usbredir

Package

Name
usbredir
Purl
pkg:deb/ubuntu/usbredir@0.7.1-1ubuntu0.16.04.1~esm1?arch=source&distro=esm-infra/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.7.1-1ubuntu0.16.04.1~esm1

Affected versions

0.*

0.7-1ubuntu2
0.7.1-1

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "libusbredirhost-dev",
            "binary_version": "0.7.1-1ubuntu0.16.04.1~esm1"
        },
        {
            "binary_name": "libusbredirhost1",
            "binary_version": "0.7.1-1ubuntu0.16.04.1~esm1"
        },
        {
            "binary_name": "libusbredirparser-dev",
            "binary_version": "0.7.1-1ubuntu0.16.04.1~esm1"
        },
        {
            "binary_name": "libusbredirparser1",
            "binary_version": "0.7.1-1ubuntu0.16.04.1~esm1"
        },
        {
            "binary_name": "usbredirserver",
            "binary_version": "0.7.1-1ubuntu0.16.04.1~esm1"
        }
    ]
}

Ubuntu:18.04:LTS / usbredir

Package

Name
usbredir
Purl
pkg:deb/ubuntu/usbredir@0.7.1-1ubuntu0.18.04.1?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.7.1-1ubuntu0.18.04.1

Affected versions

0.*

0.7.1-1

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "libusbredirhost-dev",
            "binary_version": "0.7.1-1ubuntu0.18.04.1"
        },
        {
            "binary_name": "libusbredirhost1",
            "binary_version": "0.7.1-1ubuntu0.18.04.1"
        },
        {
            "binary_name": "libusbredirparser-dev",
            "binary_version": "0.7.1-1ubuntu0.18.04.1"
        },
        {
            "binary_name": "libusbredirparser1",
            "binary_version": "0.7.1-1ubuntu0.18.04.1"
        },
        {
            "binary_name": "usbredirserver",
            "binary_version": "0.7.1-1ubuntu0.18.04.1"
        }
    ]
}

Ubuntu:20.04:LTS / usbredir

Package

Name
usbredir
Purl
pkg:deb/ubuntu/usbredir@0.8.0-1ubuntu0.1?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.8.0-1ubuntu0.1

Affected versions

0.*

0.8.0-1

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "libusbredirhost-dev",
            "binary_version": "0.8.0-1ubuntu0.1"
        },
        {
            "binary_name": "libusbredirhost1",
            "binary_version": "0.8.0-1ubuntu0.1"
        },
        {
            "binary_name": "libusbredirparser-dev",
            "binary_version": "0.8.0-1ubuntu0.1"
        },
        {
            "binary_name": "libusbredirparser1",
            "binary_version": "0.8.0-1ubuntu0.1"
        },
        {
            "binary_name": "usbredirserver",
            "binary_version": "0.8.0-1ubuntu0.1"
        }
    ]
}