PHP 4.0 Bug #7350 Updated: crypt causes floating point exception

From: Date: Tue, 28 Nov 2000 23:06:52 +0000
Subject: PHP 4.0 Bug #7350 Updated: crypt causes floating point exception
Groups: php.dev 
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ID: 7350 Updated by: sniper Reported By: ben@henshaw.net Status: Closed Bug Type: Reproduceable crash Assigned To: Comments: User feedback: ----------- I just tested crypt with the snap "php4-200011281345" and it appears that the bug has been fixed. No more floating point exceptions. ----------- Closed. --Jani Previous Comments: --------------------------------------------------------------------------- [2000-11-21 04:33:21] sniper@php.net Could you try latest snapshot from http://snaps.php.net/ to verify if this is still happening ? --Jani --------------------------------------------------------------------------- [2000-10-19 16:18:33] ben@henshaw.net The crypt function is causing a floting point exception when used without a salt. I have been able to reproduce this crash using this simple code: <? echo crypt('blah'); ?> My PHP is configuring is this: '--disable-debug' '--enable-track-vars' '--with-apxs=/usr/local/apache/bin/apxs' '--with-mysql' '--with-gdbm=/usr/local' '--enable-versioning' '--with-pdflib' '--with-cybercash=/root/src/mck/mck-3.2.0.6- i386-pc-freebsdelf3.2' Here is the backtrace I pulled from gdb: 0x282b4905 in php_if_crypt (ht=1, return_value=0x8294c0c, this_ptr=0x0, return_value_used=1) at crypt.c:153 153 srand48((unsigned int) time(0) * getpid() * (php_combined_lcg() * 10000.0)); As far as I can tell, the exception doesn't happen when I enter a salt. I'm using the MD5 password scheme on my FreeBSD box, instead of DES. --------------------------------------------------------------------------- Full Bug description available at: http://bugs.php.net/?id=7350

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