PHP 5.6.5 use after free in phar_object.c

2015.03.10
Credit: internot
Risk: Medium
Local: Yes
Remote: No
CVE: N/A
CWE: N/A

Description: ------------ Hi, In /ext/phar/phar_object.c: 2131 newpath = oldpath; but then: 2142 efree(oldpath); 2143 zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, "phar \"%s\" exists and must be unlinked prior to conversion", newpath);

References:

http://seclists.org/oss-sec/2015/q1/789
https://bugs.php.net/bug.php?id=68901


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