UBUNTU-CVE-2016-2178

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Source
https://ubuntu.com/security/CVE-2016-2178
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2016/UBUNTU-CVE-2016-2178.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2016-2178
Upstream
Downstream
Related
Published
2016-06-19T00:00:00Z
Modified
2025-09-08T16:43:37Z
Severity
  • 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N CVSS Calculator
  • 5.5 (Medium) CVSS_V3 - CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N CVSS Calculator
  • Ubuntu - low
Summary
[none]
Details

The dsasignsetup function in crypto/dsa/dsa_ossl.c in OpenSSL through 1.0.2h does not properly ensure the use of constant-time operations, which makes it easier for local users to discover a DSA private key via a timing side-channel attack.

References

Affected packages

Ubuntu:14.04:LTS / openssl

Package

Name
openssl
Purl
pkg:deb/ubuntu/openssl@1.0.1f-1ubuntu2.20?arch=source&distro=trusty

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.0.1f-1ubuntu2.20

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

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libssl-dev",
            "binary_version": "1.0.1f-1ubuntu2.20"
        },
        {
            "binary_name": "libssl1.0.0",
            "binary_version": "1.0.1f-1ubuntu2.20"
        },
        {
            "binary_name": "openssl",
            "binary_version": "1.0.1f-1ubuntu2.20"
        }
    ],
    "availability": "No subscription required"
}

Ubuntu:16.04:LTS / openssl

Package

Name
openssl
Purl
pkg:deb/ubuntu/openssl@1.0.2g-1ubuntu4.4?arch=source&distro=xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.0.2g-1ubuntu4.4

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

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libssl-dev",
            "binary_version": "1.0.2g-1ubuntu4.4"
        },
        {
            "binary_name": "libssl1.0.0",
            "binary_version": "1.0.2g-1ubuntu4.4"
        },
        {
            "binary_name": "openssl",
            "binary_version": "1.0.2g-1ubuntu4.4"
        }
    ],
    "availability": "No subscription required"
}