diff options
Diffstat (limited to 'src/feature/dirparse/routerparse.c')
| -rw-r--r-- | src/feature/dirparse/routerparse.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/src/feature/dirparse/routerparse.c b/src/feature/dirparse/routerparse.c index 635fc4b49d..844057c47e 100644 --- a/src/feature/dirparse/routerparse.c +++ b/src/feature/dirparse/routerparse.c @@ -1,7 +1,7 @@ /* Copyright (c) 2001 Matej Pfajfar. * Copyright (c) 2001-2004, Roger Dingledine. * Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson. - * Copyright (c) 2007-2020, The Tor Project, Inc. */ + * Copyright (c) 2007-2021, The Tor Project, Inc. */ /* See LICENSE for licensing information */ /** @@ -456,6 +456,12 @@ router_parse_entry_from_string(const char *s, const char *end, } } + if (!tor_memstr(s, end-s, "\nproto ")) { + log_debug(LD_DIR, "Found an obsolete router descriptor. " + "Rejecting quietly."); + goto err; + } + if (router_get_router_hash(s, end - s, digest) < 0) { log_warn(LD_DIR, "Couldn't compute router hash."); goto err; @@ -991,6 +997,11 @@ extrainfo_parse_entry_from_string(const char *s, const char *end, while (end > s+2 && *(end-1) == '\n' && *(end-2) == '\n') --end; + if (!tor_memstr(s, end-s, "\nidentity-ed25519")) { + log_debug(LD_DIR, "Found an obsolete extrainfo. Rejecting quietly."); + goto err; + } + if (router_get_extrainfo_hash(s, end-s, digest) < 0) { log_warn(LD_DIR, "Couldn't compute router hash."); goto err; |