Fix unterminated string causing issue with print

Fixes OSS Fuzz 39196 Signed-off-by: Kimball Thurston <kdt3rd@gmail.com>
AcademySoftwareFoundation · Sep 25, 2021 · 9422727 · 9422727
1 parent 82f703a
commit 9422727
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/src/lib/OpenEXRCore/parse_header.c b/src/lib/OpenEXRCore/parse_header.c
@@ -226,13 +226,16 @@ read_text (
     }
     *outlen = namelen;
     if (namelen > maxlen)
+    {
+        text[maxlen - 1] = '\0';
         return ctxt->print_error (
             ctxt,
             EXR_ERR_NAME_TOO_LONG,
             "Invalid %s encountered: start '%s' (max %d)",
             type,
             text,
             maxlen);
+    }
     return EXR_ERR_SUCCESS;
 }