Lucene search
K
Catalog
Vendors
Products
Timeline
Vulnerabilities
Sources
Documentation
Blog
Glossary
FAQ
Brand assets
Assessment
Agents dashboard
Agent Scanning
API Scanning
Assessment API
Alerts
Email notifications
Webhook notifications
Alerts API
SBOM package analysis
API Reference
Support
Settings
Sign in

dnsmasq: heap overflow in the code responsible for building DNS replies

🗓️ 02 Oct 2017 16:23:56Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 3 Views

dnsmasq heap overflow in DNS reply building allows crafted packets to crash or run code.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
0day.today		Dnsmasq < 2.78 - 2-byte Heap-Based Overflow Exploit
2 Oct 201700:00
–zdt
ALT Linux		Security fix for the ALT Linux 10 package dnsmasq version 2.78-alt1
6 Oct 201700:00
–altlinux
IBM Security Bulletins		Security Bulletin: Multiple security vulnerabilities in IBM Cloud Manager with OpenStack affect IBM Cloud Orchestrator and Cloud Orchestrator Enterprise
17 Jun 201822:33
–ibm
IBM Security Bulletins		Security Bulletin: Multiple security vulnerabilities in dnsmasq affect IBM Cloud Manager with OpenStack
8 Aug 201804:13
–ibm
Tenable Nessus		Amazon Linux 2 : dnsmasq (ALAS-2019-1251)
24 Jul 201900:00
–nessus
Tenable Nessus		Amazon Linux AMI : dnsmasq (ALAS-2017-907)
3 Oct 201700:00
–nessus
Tenable Nessus		Arista Networks EOS DNS 2 byte heap based overflow RCE (SA0030)
19 Feb 202000:00
–nessus
Tenable Nessus		CentOS 7 : dnsmasq (CESA-2017:2836)
3 Oct 201700:00
–nessus
Tenable Nessus		CentOS 6 : dnsmasq (CESA-2017:2838)
3 Oct 201700:00
–nessus
Tenable Nessus		Debian DLA-1124-1 : dnsmasq security update
9 Oct 201700:00
–nessus
Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux6ppc64dnsmasq0:2.48-18.el6_9dnsmasq-0:2.48-18.el6_9.ppc64.rpm
Red Hat Enterprise Linux6s390xdnsmasq0:2.48-18.el6_9dnsmasq-0:2.48-18.el6_9.s390x.rpm
Red Hat Enterprise Linux6x86_64dnsmasq0:2.48-18.el6_9dnsmasq-0:2.48-18.el6_9.x86_64.rpm
Red Hat Enterprise Linux6anydnsmasq0:2.48-18.el6_9.i686dnsmasq-0:2.48-18.el6_9.i686.noarch.rpm
Red Hat Enterprise Linux6ppc64dnsmasq-debuginfo0:2.48-18.el6_9dnsmasq-debuginfo-0:2.48-18.el6_9.ppc64.rpm
Red Hat Enterprise Linux6s390xdnsmasq-debuginfo0:2.48-18.el6_9dnsmasq-debuginfo-0:2.48-18.el6_9.s390x.rpm
Red Hat Enterprise Linux6x86_64dnsmasq-debuginfo0:2.48-18.el6_9dnsmasq-debuginfo-0:2.48-18.el6_9.x86_64.rpm
Red Hat Enterprise Linux6anydnsmasq-debuginfo0:2.48-18.el6_9.i686dnsmasq-debuginfo-0:2.48-18.el6_9.i686.noarch.rpm
Red Hat Enterprise Linux6ppc64dnsmasq-utils0:2.48-18.el6_9dnsmasq-utils-0:2.48-18.el6_9.ppc64.rpm
Red Hat Enterprise Linux6s390xdnsmasq-utils0:2.48-18.el6_9dnsmasq-utils-0:2.48-18.el6_9.s390x.rpm
Rows per page

Data

Build on a solid foundation with Vulners data

We provide the essential building blocks for cybersecurity solutions with comprehensive, structured, and constantly updated vulnerability and exploits data

Api

Power your application with Vulners API

The Vulners REST API offers reliable, high-performance access to vulnerability intelligence, with 99.9% SLA uptime and CDN-backed data delivery for seamless global access

App

Assess and manage vulnerabilities with Vulners tools

Built on top of Vulners' database and SDK, end-user solutions give security professionals and developers lightweight and powerful tools for vulnerability remediation

Book a live demo
25 Jun 2026 10:50Current
7.3High risk
Vulners AI Score7.3
CVSS 27.5
CVSS 3.19.8
EPSS0.84925
CWE-122
Dnsmasq vulnerabilityHeap overflowDns reply constructionCrafted packetsArbitrary code execution
3