Initialize refs vector in git_remote_update_tips(). Otherwise, bailing out early when ls_to_vector() fails accesses uninitialized memory.
diff --git a/src/remote.c b/src/remote.c
index 93c6528..af5ebdf 100644
--- a/src/remote.c
+++ b/src/remote.c
@@ -1459,7 +1459,7 @@ int git_remote_update_tips(
const char *reflog_message)
{
git_refspec *spec, tagspec;
- git_vector refs;
+ git_vector refs = GIT_VECTOR_INIT;
int error;
size_t i;