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Fix use after free in mb_send_mail

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This commit is contained in:
Nikita Popov 2017-07-23 11:55:00 +02:00
parent 47334646db
commit 9af5b7f33d
1 changed files with 1 additions and 1 deletions
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2
ext/mbstring/mbstring.c
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@ -4685,10 +4685,10 @@ PHP_FUNCTION(mb_send_mail)
p = ZSTR_VAL(str_headers);
n = ZSTR_LEN(str_headers);
mbfl_memory_device_strncat(&device, p, n);
zend_string_release(str_headers);
if (n > 0 && p[n - 1] != '\n') {
mbfl_memory_device_strncat(&device, "\n", 1);
}
zend_string_release(str_headers);
}
if (!zend_hash_str_exists(&ht_headers, "MIME-VERSION", sizeof("MIME-VERSION") - 1)) {