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Fix bug #72708 - php_snmp_parse_oid integer overflow in memory allocation

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This commit is contained in:
Stanislav Malyshev 2016-08-03 22:37:57 -07:00
parent 8763c6090d
commit da316b50bd
1 changed files with 1 additions and 1 deletions
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2
ext/snmp/snmp.c
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@ -1032,7 +1032,7 @@ static int php_snmp_parse_oid(zval *object, int st, struct objid_query *objid_qu
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Got empty OID array");
return FALSE;
}
objid_query->vars = (snmpobjarg *)emalloc(sizeof(snmpobjarg) * zend_hash_num_elements(Z_ARRVAL_PP(oid)));
objid_query->vars = (snmpobjarg *)safe_emalloc(sizeof(snmpobjarg), zend_hash_num_elements(Z_ARRVAL_PP(oid)), 0);
if (objid_query->vars == NULL) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "emalloc() failed while parsing oid array: %s", strerror(errno));
efree(objid_query->vars);