session: fix corruption in mod_mm

ndossche · ndossche · commit a0336012739b · 2026-08-05T10:23:51.000+02:00
diff --git a/ext/session/mod_mm.c b/ext/session/mod_mm.c
@@ -351,7 +351,7 @@ PS_READ_FUNC(mm)
 		&& ps_mm_key_exists(data, key) == FAILURE) {
 		/* key points to PS(id), but cannot change here. */
 		if (key) {
-			efree(PS(id));
+			zend_string_release_ex(PS(id), false);
 			PS(id) = NULL;
 		}
 		PS(id) = PS(mod)->s_create_sid((void **)&data);

Original file line number	Diff line number	Diff line change
`@@ -351,7 +351,7 @@ PS_READ_FUNC(mm)`
`351`	`351`	`&& ps_mm_key_exists(data, key) == FAILURE) {`
`352`	`352`	`/* key points to PS(id), but cannot change here. */`
`353`	`353`	`if (key) {`
`354`		`- efree(PS(id));`
	`354`	`+ zend_string_release_ex(PS(id), false);`
`355`	`355`	`PS(id) = NULL;`
`356`	`356`	`}`
`357`	`357`	`PS(id) = PS(mod)->s_create_sid((void **)&data);`