libsepol: expand: check for memory allocation failure

Signed-off-by: Christian Göttsche <cgzones@googlemail.com> Acked-by: James Carter <jwcart2@gmail.com>
stephensmalley · Aug 7, 2023 · 1c19dc4 · 1c19dc4
1 parent ace9ec1
commit 1c19dc4
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/libsepol/src/expand.c b/libsepol/src/expand.c
@@ -2993,6 +2993,10 @@ int expand_module(sepol_handle_t * handle,
 	state.out->policyvers = POLICYDB_VERSION_MAX;
 	if (state.base->name) {
 		state.out->name = strdup(state.base->name);
+		if (!state.out->name) {
+			ERR(handle, "Out of memory!");
+			goto cleanup;
+		}
 	}
 
 	/* Copy mls state from base to out */