Description
In dnsmasq before 2.78, if the DNS packet size does not match the expected size, the size parameter in a memset call gets a negative value. As it is an unsigned value, memset ends up writing up to 0xffffffff zero's (0xffffffffffffffff in 64 bit platforms), making dnsmasq crash.
Published: 2017-10-02
Score: 7.5 High
EPSS: 79.3% High
KEV: No
Impact: n/a
Action: n/a
AI Analysis

No analysis available yet.

Remediation

No remediation available yet.

Tracking

Sign in to view the affected projects.

Advisories

No advisories yet.

History

No history.

Subscriptions

Canonical Ubuntu Linux
Debian Debian Linux
Fedoraproject Fedora
Novell Leap
Redhat Enterprise Linux Desktop Enterprise Linux Server Enterprise Linux Workstation
Thekelleys Dnsmasq
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-05T19:05:20.078Z

Reserved: 2017-08-25T00:00:00.000Z

Link: CVE-2017-13704

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2017-10-03T01:29:01.637

Modified: 2025-04-20T01:37:25.860

Link: CVE-2017-13704

cve-icon Redhat

Severity : Important

Publid Date: 2017-08-21T00:00:00Z

Links: CVE-2017-13704 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses