USN-2607-1

John Lightsey discovered that Module::Signature incorrectly handled PGP signature boundaries. A remote attacker could use this issue to trick Module::Signature into parsing the unsigned portion of the SIGNATURE file as the signed portion. (CVE-2015-3406)

John Lightsey discovered that Module::Signature incorrectly handled files that were not listed in the SIGNATURE file. A remote attacker could use this flaw to execute arbitrary code when tests were run. (CVE-2015-3407)

John Lightsey discovered that Module::Signature incorrectly handled embedded shell commands in the SIGNATURE file. A remote attacker could use this issue to execute arbitrary code during signature verification. (CVE-2015-3408)

John Lightsey discovered that Module::Signature incorrectly handled module loading. A remote attacker could use this issue to execute arbitrary code during signature verification. (CVE-2015-3409)

References

Affected packages

Ubuntu:14.04:LTS / libmodule-signature-perl

Package

Name: libmodule-signature-perl
Purl: pkg:deb/ubuntu/libmodule-signature-perl@0.73-1ubuntu0.14.04.1?arch=source&distro=trusty

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0.73-1ubuntu0.14.04.1

Affected versions

0.*

0.73-1

Ecosystem specific

{
    "binaries": [
        {
            "binary_version": "0.73-1ubuntu0.14.04.1",
            "binary_name": "libmodule-signature-perl"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:14.04:LTS",
    "cves": [
        {
            "id": "CVE-2015-3406",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        },
        {
            "id": "CVE-2015-3407",
            "severity": [
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        },
        {
            "id": "CVE-2015-3408",
            "severity": [
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        },
        {
            "id": "CVE-2015-3409",
            "severity": [
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ]
}