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-rw-r--r--source3/registry/reg_api.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/source3/registry/reg_api.c b/source3/registry/reg_api.c
index 67767a2e56..c1a78c14dc 100644
--- a/source3/registry/reg_api.c
+++ b/source3/registry/reg_api.c
@@ -459,6 +459,16 @@ WERROR reg_createkey(TALLOC_CTX *ctx, struct registry_key *parent,
char *path, *end;
WERROR err;
+ /*
+ * We must refuse to handle subkey-paths containing
+ * a '/' character because at a lower level, after
+ * normalization, '/' is treated as a key separator
+ * just like '\\'.
+ */
+ if (strchr(subkeypath, '/') != NULL) {
+ return WERR_INVALID_PARAM;
+ }
+
if (!(mem_ctx = talloc_new(ctx))) return WERR_NOMEM;
if (!(path = talloc_strdup(mem_ctx, subkeypath))) {