Commit 0fb3058e authored by Nick Mathewson's avatar Nick Mathewson 🦀
Browse files

Make log message warn about detected attempts to exploit 21018.

parent d978216d

src/or/rendcommon.c

+4 −2
Original line number Diff line number Diff line
@@ -1327,8 +1327,10 @@ rend_cache_store_v2_desc_as_client(const char *desc, 
                                                    intro_size);

    if (n_intro_points <= 0) {

      log_warn(LD_REND, "Failed to parse introduction points. Either the "

               "service has published a corrupt descriptor or you have "

               "provided invalid authorization data.");

               "service has published a corrupt descriptor, or you have "

               "provided invalid authorization data, or (maybe!) the "

               "server is deliberately serving broken data in an attempt "

               "to crash you with bug 21018.");

      retval = -2;

      goto err;

    } else if (n_intro_points > MAX_INTRO_POINTS) {