UBUNTU-CVE-2015-3294

The tcprequest function in Dnsmasq before 2.73rc4 does not properly handle the return value of the setupreply function, which allows remote attackers to read process memory and cause a denial of service (out-of-bounds read and crash) via a malformed DNS request.

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