[2650] in Kerberos-V5-bugs
krb5-clients/359: rcp -x minor bug
daemon@ATHENA.MIT.EDU (Andrew Hobson)
Wed Jan 29 19:54:53 1997
Resent-From: gnats@rt-11.MIT.EDU (GNATS Management)
Resent-To: krb5-unassigned@RT-11.MIT.EDU
Resent-Reply-To: krb5-bugs@MIT.EDU, ahobson@mindspring.com
Date: Wed, 29 Jan 1997 19:52:10 -0500 (EST)
From: Andrew Hobson <ahobson@mindspring.com>
Reply-To: ahobson@mindspring.com
To: krb5-bugs@MIT.EDU
>Number: 359
>Category: krb5-clients
>Synopsis: rcp -x file1 file2 non-existantfile core dumps
>Confidential: no
>Severity: non-critical
>Priority: low
>Responsible: krb5-unassigned
>State: open
>Class: sw-bug
>Submitter-Id: unknown
>Arrival-Date: Wed Jan 29 19:53:01 EST 1997
>Last-Modified:
>Originator: Andrew Hobson
>Organization:
MindSpring Enterprises
>Release: 1.0
>Environment:
FreeBSD 2.2_BETA. PPro 200MHz.
System: FreeBSD computer.mindspring.com 2.2-BETA_A FreeBSD 2.2-BETA_A #0: Sun Dec 29 13:36:58 EST 1996 root@computer.mindspring.com:/usr/src/sys/compile/COMPUTER i386
>Description:
$ rcp -x .zprofile .zshrc b
zsh: segmentation fault (core dumped) rcp -x .zprofile .zshrc b
(gdb) bt
#0 0x4688 in des_write (fd=-1,
buf=0xefbfb640 "\001rcp: b: No such file or directory.\n", len=36)
at krcp.c:1442
#1 0xefbfd758 in end ()
#2 0x3d9b in error (fmt=0x2702 "") at krcp.c:1173
#3 0x2765 in verifydir (cp=0xefbfd805 "b") at krcp.c:609
#4 0x22dd in main (argc=3, argv=0xefbfd764) at krcp.c:465
Note that the coredump only happens when encryption is turned on.
>How-To-Repeat:
rcp -x file1 file2 non-existantfile core dumps
>Fix:
The global variable rem is -1 and des_write assumes a valid file
descriptor. I'm not supplying a patch because I don't know where to
put the check for rem == -1.
>Audit-Trail:
>Unformatted:
