CVE-2017-14496

dnsmasq: integer underflow leading to buffer over-read in the EDNS0 code

Published Oct 2, 2017 CVSS 3.0 · 7.5 High EPSS 68.4% KEV · Not listed
Description
Integer underflow in the add_pseudoheader function in dnsmasq before 2.78 , when the --add-mac, --add-cpe-id or --add-subnet option is specified, allows remote attackers to cause a denial of service via a crafted DNS request.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DSA Debian DSA DSA-3989-1 dnsmasq security update
Ubuntu USN Ubuntu USN USN-3430-1 Dnsmasq vulnerabilities
Ubuntu USN Ubuntu USN USN-3430-2 Dnsmasq vulnerabilities
History

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