Description
tcpdump 4.9.0 allows remote attackers to cause a denial of service (heap-based buffer over-read and application crash) via crafted packet data. The crash occurs in the EXTRACT_16BITS function, called from the stp_print function for the Spanning Tree Protocol.
References (5)
Core 5
Core References
Third Party Advisory vendor-advisory
x_refsource_gentoo
https://security.gentoo.org/glsa/201709-23
Vendor Advisory x_refsource_confirm
https://support.apple.com/HT208221
Third Party Advisory vendor-advisory
x_refsource_debian
http://www.debian.org/security/2017/dsa-3971
Issue Tracking, Third Party Advisory x_refsource_misc
https://bugzilla.redhat.com/show_bug.cgi?id=1468504
Vendor Advisory vendor-advisory
x_refsource_redhat
https://access.redhat.com/errata/RHEA-2018:0705
Scores
CVSS v3
7.5
EPSS
0.0194
EPSS Percentile
83.6%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-125
Status
published
Products (1)
tcpdump/tcpdump
4.9.0
Published
Jul 08, 2017
Tracked Since
Feb 18, 2026