1 files changed, 2 insertions, 2 deletions

diff --git a/src/lib/libcrypto/x509/by_dir.c b/src/lib/libcrypto/x509/by_dir.c
index 448bd7e69c..a5c306f1fd 100644
--- a/src/lib/libcrypto/x509/by_dir.c
+++ b/src/lib/libcrypto/x509/by_dir.c
@@ -302,8 +302,8 @@ static int get_cert_by_subject(X509_LOOKUP *xl, int type, X509_NAME *name,
                 k=0;
                 for (;;)
                         {
-                        sprintf(b->data,"%s/%08lx.%s%d",ctx->dirs[i],h,
-                                postfix,k);
+                        snprintf(b->data,b->max,"%s/%08lx.%s%d",ctx->dirs[i],h,
+                                 postfix,k);
                         k++;
                         if (stat(b->data,&st) < 0)
                                 break;