libnss fix: allocate a sufficient array for u32s

we did not multiply by the element size before
2022-08-09 07:45:09 -07:00 · 2022-08-09 07:45:09 -07:00 · b350e8d096
commit b350e8d096
parent 7be5743651
1 changed files with 4 additions and 1 deletions
--- a/src/libnss.zig
+++ b/src/libnss.zig
@ -513,7 +513,10 @@ fn initgroups_dyn(
                math.min(@intCast(usize, limit), newsize_want);

            var buf = groupsp.*[0..oldsize];
-            const new_groups = state.initgroups_dyn_allocator.realloc(buf, newsize);
+            const new_groups = state.initgroups_dyn_allocator.realloc(
+                buf,
+                newsize * @sizeOf(u32),
+            );

            if (new_groups) |newgroups| {
                groupsp.* = newgroups.ptr;