USN-5051-2

See a problem?
Please try reporting it to the source first.
Source
https://ubuntu.com/security/notices/USN-5051-2
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5051-2.json
JSON Data
https://api.osv.dev/v1/vulns/USN-5051-2
Upstream
Related
Published
2021-08-26T12:40:18.923439Z
Modified
2025-09-08T16:37:07Z
Summary
openssl vulnerability
Details

USN-5051-1 fixed a vulnerability in OpenSSL. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM.

Original advisory details:

Ingo Schwarze discovered that OpenSSL incorrectly handled certain ASN.1 strings. A remote attacker could use this issue to cause OpenSSL to crash, resulting in a denial of service, or possibly obtain sensitive information. (CVE-2021-3712)

References

Affected packages

Ubuntu:Pro:14.04:LTS / openssl

Package

Name
openssl
Purl
pkg:deb/ubuntu/openssl@1.0.1f-1ubuntu2.27+esm3?arch=source&distro=trusty/esm

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.0.1f-1ubuntu2.27+esm3

Affected versions

1.*

1.0.1e-3ubuntu1
1.0.1e-4ubuntu1
1.0.1e-4ubuntu2
1.0.1e-4ubuntu3
1.0.1e-4ubuntu4
1.0.1f-1ubuntu1
1.0.1f-1ubuntu2
1.0.1f-1ubuntu2.1
1.0.1f-1ubuntu2.2
1.0.1f-1ubuntu2.3
1.0.1f-1ubuntu2.4
1.0.1f-1ubuntu2.5
1.0.1f-1ubuntu2.7
1.0.1f-1ubuntu2.8
1.0.1f-1ubuntu2.11
1.0.1f-1ubuntu2.12
1.0.1f-1ubuntu2.15
1.0.1f-1ubuntu2.16
1.0.1f-1ubuntu2.17
1.0.1f-1ubuntu2.18
1.0.1f-1ubuntu2.19
1.0.1f-1ubuntu2.20
1.0.1f-1ubuntu2.21
1.0.1f-1ubuntu2.22
1.0.1f-1ubuntu2.23
1.0.1f-1ubuntu2.24
1.0.1f-1ubuntu2.25
1.0.1f-1ubuntu2.26
1.0.1f-1ubuntu2.27
1.0.1f-1ubuntu2.27+esm1
1.0.1f-1ubuntu2.27+esm2

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "libssl-dev",
            "binary_version": "1.0.1f-1ubuntu2.27+esm3"
        },
        {
            "binary_name": "libssl1.0.0",
            "binary_version": "1.0.1f-1ubuntu2.27+esm3"
        },
        {
            "binary_name": "openssl",
            "binary_version": "1.0.1f-1ubuntu2.27+esm3"
        }
    ]
}

Ubuntu:Pro:16.04:LTS / openssl

Package

Name
openssl
Purl
pkg:deb/ubuntu/openssl@1.0.2g-1ubuntu4.20+esm1?arch=source&distro=esm-infra/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.0.2g-1ubuntu4.20+esm1

Affected versions

1.*

1.0.2d-0ubuntu1
1.0.2d-0ubuntu2
1.0.2e-1ubuntu1
1.0.2f-2ubuntu1
1.0.2g-1ubuntu2
1.0.2g-1ubuntu3
1.0.2g-1ubuntu4
1.0.2g-1ubuntu4.1
1.0.2g-1ubuntu4.2
1.0.2g-1ubuntu4.4
1.0.2g-1ubuntu4.5
1.0.2g-1ubuntu4.6
1.0.2g-1ubuntu4.8
1.0.2g-1ubuntu4.9
1.0.2g-1ubuntu4.10
1.0.2g-1ubuntu4.11
1.0.2g-1ubuntu4.12
1.0.2g-1ubuntu4.13
1.0.2g-1ubuntu4.14
1.0.2g-1ubuntu4.15
1.0.2g-1ubuntu4.16
1.0.2g-1ubuntu4.17
1.0.2g-1ubuntu4.18
1.0.2g-1ubuntu4.19
1.0.2g-1ubuntu4.20

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "libssl-dev",
            "binary_version": "1.0.2g-1ubuntu4.20+esm1"
        },
        {
            "binary_name": "libssl1.0.0",
            "binary_version": "1.0.2g-1ubuntu4.20+esm1"
        },
        {
            "binary_name": "openssl",
            "binary_version": "1.0.2g-1ubuntu4.20+esm1"
        }
    ]
}