Date: Fri, 14 Oct 2011 20:12:21 GMT From: Paul Procacci <pprocacci@gmail.com> To: freebsd-gnats-submit@FreeBSD.org Subject: misc/161667: tcpdump as nonroot user with invalid arg results in Segfault Message-ID: <201110142012.p9EKCLcp022406@red.freebsd.org> Resent-Message-ID: <201110142020.p9EKK2Rm047025@freefall.freebsd.org>
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>Number: 161667 >Category: misc >Synopsis: tcpdump as nonroot user with invalid arg results in Segfault >Confidential: no >Severity: non-critical >Priority: low >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Fri Oct 14 20:20:02 UTC 2011 >Closed-Date: >Last-Modified: >Originator: Paul Procacci >Release: 8.1-RELEASE and 7.4-RELEASE >Organization: Datapipe >Environment: FreeBSD nat.myhome 8.1-RELEASE-p2 FreeBSD 8.1-RELEASE-p2 #3: Wed Mar 9 22:21:01 CST 2011 root@nat.myhome:/usr/obj/usr/src/sys/FIREWALL i386 prod-web02# uname -a FreeBSD prod-web02.smq.datapipe.com 7.4-RELEASE FreeBSD 7.4-RELEASE #0: Thu Apr 14 18:20:44 EDT 2011 root@prod-web02.smq.datapipe.com:/usr/obj/usr/src/sys/DL_380_G5 amd64 >Description: tcpdump as nonroot user with invalid arg results in Segfault (Root User): nat# tcpdump -ni 127.0.0.1 src host 127.0.0.1 tcpdump: Invalid adapter index (NonRoot User): %tcpdump -ni 127.0.0.1 src host 127.0.0.1 Segmentation fault (core dumped) Understandably the argument to -i is not correct, but tcpdump should handle this gracefully. >How-To-Repeat: Run as a nonroot user. tcpdump -ni 127.0.0.1 src host 127.0.0.1 >Fix: Unknown >Release-Note: >Audit-Trail: >Unformatted:
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