USN-2593-1

Nick Sampanis discovered that Dnsmasq incorrectly handled certain malformed DNS requests. A remote attacker could use this issue to cause Dnsmasq to crash, resulting in a denial of service, or possibly obtain sensitive information.

References

Affected packages

Ubuntu:14.04:LTS / dnsmasq

Package

Name: dnsmasq
Purl: pkg:deb/ubuntu/dnsmasq@2.68-1ubuntu0.1?arch=source&distro=trusty

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

2.68-1ubuntu0.1

Affected versions

2.*

2.66-4ubuntu1

2.67-1

2.68-1

Ecosystem specific

{
    "binaries": [
        {
            "binary_version": "2.68-1ubuntu0.1",
            "binary_name": "dnsmasq"
        },
        {
            "binary_version": "2.68-1ubuntu0.1",
            "binary_name": "dnsmasq-base"
        },
        {
            "binary_version": "2.68-1ubuntu0.1",
            "binary_name": "dnsmasq-utils"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map

{
    "cves": [
        {
            "severity": [
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ],
            "id": "CVE-2015-3294"
        }
    ],
    "ecosystem": "Ubuntu:14.04:LTS"
}

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-2593-1.json"