Bug #71397 [NEW]: mb_send_mail segmentation fault

From: public+php dot net at bastelstu dot be Operating system: Debian Jessie PHP version: 7.0.2 Package: Reproducible crash Bug Type: Bug Bug description:mb_send_mail segmentation fault Description: ------------ PHP 7.0.2 built by the following Dockerfile (https://github.com/docker-library/php/blob/cd075c9d4e53b255b4af6691a7ee10354d7fbb8d/7.0/fpm/Dockerfile) crashes in mb_send_mail when the Content-Transfer-Encoding-Header is set. The issue basically is the same as #71066. Test script: --------------- <?php var_dump(mb_send_mail("mail@example.com", "subject", "body", "Content-Transfer-Encoding: base64")); Actual result: -------------- (gdb) bt #0 __strcasecmp_l_sse42 () at ../sysdeps/x86_64/multiarch/strcmp-sse42.S:165 #1 0x00000000005a7709 in mbfl_name2encoding ( name=0x600000019 <error: Cannot access memory at address 0x600000019>) at /root/php-7.0.2/ext/mbstring/libmbfl/mbfl/mbfl_encoding.c:237 #2 0x00000000005a78a4 in mbfl_name2no_encoding ( name=0x600000019 <error: Cannot access memory at address 0x600000019>) at /root/php-7.0.2/ext/mbstring/libmbfl/mbfl/mbfl_encoding.c:290 #3 0x00000000005b1d4e in zif_mb_send_mail (execute_data=0x7fede20149a0, return_value=0x7fede2014970) at /root/php-7.0.2/ext/mbstring/mbstring.c:4151 #4 0x00000000007f3a8a in ZEND_DO_FCALL_BY_NAME_SPEC_HANDLER () at /root/php-7.0.2/Zend/zend_vm_execute.h:714 #5 0x00000000007f2f1c in execute_ex (ex=0x7fede2014030) at /root/php-7.0.2/Zend/zend_vm_execute.h:414 #6 0x00000000007f3031 in zend_execute (op_array=0x7fede2070000, return_value=0x0) at /root/php-7.0.2/Zend/zend_vm_execute.h:458 #7 0x0000000000798df6 in zend_execute_scripts (type=8, retval=0x0, file_count=3) at /root/php-7.0.2/Zend/zend.c:1427 #8 0x000000000070bf40 in php_execute_script (primary_file=0x7fff015c1290) at /root/php-7.0.2/main/main.c:2471 #9 0x000000000085e50a in main (argc=3, argv=0x7fff015c1518) at /root/php-7.0.2/sapi/cgi/cgi_main.c:2453 (gdb) -- Edit bug report at https://bugs.php.net/bug.php?id=71397&edit=1 -- Try a snapshot (PHP 5.4): https://bugs.php.net/fix.php?id=71397&r=trysnapshot54 Try a snapshot (PHP 5.5): https://bugs.php.net/fix.php?id=71397&r=trysnapshot55 Try a snapshot (trunk): https://bugs.php.net/fix.php?id=71397&r=trysnapshottrunk Fixed in SVN: https://bugs.php.net/fix.php?id=71397&r=fixed Fixed in release: https://bugs.php.net/fix.php?id=71397&r=alreadyfixed Need backtrace: https://bugs.php.net/fix.php?id=71397&r=needtrace Need Reproduce Script: https://bugs.php.net/fix.php?id=71397&r=needscript Try newer version: https://bugs.php.net/fix.php?id=71397&r=oldversion Not developer issue: https://bugs.php.net/fix.php?id=71397&r=support Expected behavior: https://bugs.php.net/fix.php?id=71397&r=notwrong Not enough info: https://bugs.php.net/fix.php?id=71397&r=notenoughinfo Submitted twice: https://bugs.php.net/fix.php?id=71397&r=submittedtwice register_globals: https://bugs.php.net/fix.php?id=71397&r=globals PHP 4 support discontinued: https://bugs.php.net/fix.php?id=71397&r=php4 Daylight Savings: https://bugs.php.net/fix.php?id=71397&r=dst IIS Stability: https://bugs.php.net/fix.php?id=71397&r=isapi Install GNU Sed: https://bugs.php.net/fix.php?id=71397&r=gnused Floating point limitations: https://bugs.php.net/fix.php?id=71397&r=float No Zend Extensions: https://bugs.php.net/fix.php?id=71397&r=nozend MySQL Configuration Error: https://bugs.php.net/fix.php?id=71397&r=mysqlcfg