Critical severity9.8NVD Advisory· Published Jan 28, 2017· Updated May 13, 2026

CVE-2016-7993

Description

A bug in util-print.c:relts_print() in tcpdump before 4.9.0 could cause a buffer overflow in multiple protocol parsers (DNS, DVMRP, HSRP, IGMP, lightweight resolver protocol, PIM).

Affected products

Tcpdump/Tcpdump
cpe:2.3:a:tcpdump:tcpdump:*:*:*:*:*:*:*:*
Range: <=4.8.1

Patches

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

www.securityfocus.com/bid/95852nvdThird Party AdvisoryVDB Entry
www.debian.org/security/2017/dsa-3775nvd
www.securitytracker.com/id/1037755nvd
access.redhat.com/errata/RHSA-2017:1871nvd
security.gentoo.org/glsa/201702-30nvd
www.mail-archive.com/debian-bugs-dist%40lists.debian.org/msg1494526.htmlnvd

News mentions

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cvss	0.637
epss	0.001
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000