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-rw-r--r--NEWS2
-rw-r--r--ext/session/session.c9
2 files changed, 8 insertions, 3 deletions
diff --git a/NEWS b/NEWS
index b193445b1d..cdd0fa37f7 100644
--- a/NEWS
+++ b/NEWS
@@ -11,6 +11,8 @@ PHP 4 NEWS
- Fixed possible crash in imagerotate() when an invalid color index
is used for background color. (Pierre-Alain Joye)
- Fixed bug #24640 (var_export and var_dump can't output large float). (Marcus)
+- Fixed bug #24592 (Possible crash in session extnsion, with NULL values).
+ (Ilia)
- Fixed bug #24573 (debug_backtrace() crashes if $this set to null). (Jani)
- Fixed bug #24560 (parse_url() incorrectly handling certain file:// based
schemas). (Ilia)
diff --git a/ext/session/session.c b/ext/session/session.c
index cc1c3aeb2d..57b686cf13 100644
--- a/ext/session/session.c
+++ b/ext/session/session.c
@@ -635,9 +635,12 @@ static int migrate_global(HashTable *ht, HashPosition *pos TSRMLS_DC)
switch (n) {
case HASH_KEY_IS_STRING:
- zend_hash_find(&EG(symbol_table), str, str_len, (void **) &val);
- if (val) {
- ZEND_SET_SYMBOL_WITH_LENGTH(ht, str, str_len, *val, (*val)->refcount + 1 , 1);
+ if (zend_hash_find(&EG(symbol_table), str, str_len, (void **) &val) == SUCCESS && val) {
+ if (!PZVAL_IS_REF(*val)) {
+ (*val)->is_ref = 1;
+ (*val)->refcount += 1;
+ zend_hash_update(ht, str, str_len, val, sizeof(zval *), NULL);
+ }
ret = 1;
}
break;