tor-commits December 2017

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14 participants
2422 discussions

[tor/master] Merge branch 'maint-0.3.0' into maint-0.3.1
by nickm＠torproject.org 01 Dec '17

01 Dec '17

commit 6b9c2ac23e7dfbaeaefc1fd5923645850668e7af Merge: ee48eb1eb f2ecdeb72 Author: Nick Mathewson <nickm(a)torproject.org> Date: Thu Nov 30 12:25:07 2017 -0500 Merge branch 'maint-0.3.0' into maint-0.3.1 "ours" to avoid version bump.

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[tor/master] Merge branch 'maint-0.3.0' into maint-0.3.1
by nickm＠torproject.org 01 Dec '17

01 Dec '17

commit ee48eb1eb5e643cd8af2a32df3cf8c48965f6ce4 Merge: 500f04a74 5fc0587c0 Author: Nick Mathewson <nickm(a)torproject.org> Date: Thu Nov 30 12:07:59 2017 -0500 Merge branch 'maint-0.3.0' into maint-0.3.1 changes/bug24313 | 5 +++++ changes/trove-2017-009 | 10 ++++++++++ changes/trove-2017-010 | 6 ++++++ changes/trove-2017-011 | 8 ++++++++ changes/trove-2017-012-part1 | 6 ++++++ changes/trove-2017-012-part2 | 5 +++++ src/common/crypto.c | 16 +++++++++++++--- src/or/entrynodes.c | 3 ++- src/or/protover.c | 5 +++++ src/or/rendservice.c | 8 +++++++- src/or/routerlist.c | 5 ++++- 11 files changed, 71 insertions(+), 6 deletions(-) diff --cc src/or/routerlist.c index 0e45f63f7,83e513448..507580f19 --- a/src/or/routerlist.c +++ b/src/or/routerlist.c @@@ -2810,17 -2811,23 +2810,20 @@@ router_choose_random_node(smartlist_t * rule = weight_for_exit ? WEIGHT_FOR_EXIT : (need_guard ? WEIGHT_FOR_GUARD : WEIGHT_FOR_MID); - /* Exclude relays that allow single hop exit circuits, if the user - * wants to (such relays might be risky) */ - if (get_options()->ExcludeSingleHopRelays) { - SMARTLIST_FOREACH(nodelist_get_list(), node_t *, node, - if (node_allows_single_hop_exits(node)) { - smartlist_add(excludednodes, node); - }); - } + /* Exclude relays that allow single hop exit circuits. This is an obsolete + * option since 0.2.9.2-alpha and done by default in 0.3.1.0-alpha. */ + SMARTLIST_FOREACH(nodelist_get_list(), node_t *, node, + if (node_allows_single_hop_exits(node)) { + smartlist_add(excludednodes, node); + }); - if ((r = routerlist_find_my_routerinfo())) + /* If the node_t is not found we won't be to exclude ourself but we + * won't be able to pick ourself in router_choose_random_node() so + * this is fine to at least try with our routerinfo_t object. */ + if ((r = router_get_my_routerinfo())) routerlist_add_node_and_family(excludednodes, r); - router_add_running_nodes_to_smartlist(sl, allow_invalid, - need_uptime, need_capacity, + router_add_running_nodes_to_smartlist(sl, need_uptime, need_capacity, need_guard, need_desc, pref_addr, direct_conn); log_debug(LD_CIRC,

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[tor/master] bump to 0.2.5.16
by nickm＠torproject.org 01 Dec '17

01 Dec '17

commit 6bda6777c1e86a54dedafd1fadd6142b1ff4955a Author: Nick Mathewson <nickm(a)torproject.org> Date: Thu Nov 30 12:19:48 2017 -0500 bump to 0.2.5.16 --- configure.ac | 2 +- contrib/win32build/tor-mingw.nsi.in | 2 +- src/win32/orconfig.h | 2 +- 3 files changed, 3 insertions(+), 3 deletions(-) diff --git a/configure.ac b/configure.ac index 317778275..67fddd7b4 100644 --- a/configure.ac +++ b/configure.ac @@ -3,7 +3,7 @@ dnl Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson dnl Copyright (c) 2007-2013, The Tor Project, Inc. dnl See LICENSE for licensing information -AC_INIT([tor],[0.2.5.15-dev]) +AC_INIT([tor],[0.2.5.16]) AC_CONFIG_SRCDIR([src/or/main.c]) AC_CONFIG_MACRO_DIR([m4]) AM_INIT_AUTOMAKE diff --git a/contrib/win32build/tor-mingw.nsi.in b/contrib/win32build/tor-mingw.nsi.in index 6dc7cbd76..c88262afa 100644 --- a/contrib/win32build/tor-mingw.nsi.in +++ b/contrib/win32build/tor-mingw.nsi.in @@ -8,7 +8,7 @@ !include "LogicLib.nsh" !include "FileFunc.nsh" !insertmacro GetParameters -!define VERSION "0.2.5.15-dev" +!define VERSION "0.2.5.16" !define INSTALLER "tor-${VERSION}-win32.exe" !define WEBSITE "https://www.torproject.org/" !define LICENSE "LICENSE" diff --git a/src/win32/orconfig.h b/src/win32/orconfig.h index 5ba3ec194..87ba1f11a 100644 --- a/src/win32/orconfig.h +++ b/src/win32/orconfig.h @@ -241,7 +241,7 @@ #define USING_TWOS_COMPLEMENT /* Version number of package */ -#define VERSION "0.2.5.15-dev" +#define VERSION "0.2.5.16"

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[tor/release-0.2.8] Fix changes file
by nickm＠torproject.org 01 Dec '17

01 Dec '17

commit 75509dc82778a3bb866dca0fa86ae3e179ad78fa Author: Nick Mathewson <nickm(a)torproject.org> Date: Thu Nov 30 11:52:40 2017 -0500 Fix changes file --- changes/trove-2017-009 | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/changes/trove-2017-009 b/changes/trove-2017-009 index 512d18c29..166a5faec 100644 --- a/changes/trove-2017-009 +++ b/changes/trove-2017-009 @@ -1,4 +1,4 @@ - o Major fixes (security): + o Major bugfixes (security): - When checking for replays in the INTRODUCE1 cell data for a (legacy) hiddden service, correctly detect replays in the RSA-encrypted part of the cell. We were previously checking for replays on the entire cell,

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[tor/release-0.2.5] Avoid asking for passphrase on junky PEM input
by nickm＠torproject.org 01 Dec '17

01 Dec '17

commit 1880a6a88e240556a8e6b169f1160aa8220ab0ec Author: Nick Mathewson <nickm(a)torproject.org> Date: Sat Nov 11 14:21:37 2017 -0500 Avoid asking for passphrase on junky PEM input Fixes bug 24246 and TROVE-2017-011. This bug is so old, it's in Matej's code. Seems to have been introduced with e01522bbed6eea. --- changes/trove-2017-011 | 8 ++++++++ src/common/crypto.c | 16 +++++++++++++--- 2 files changed, 21 insertions(+), 3 deletions(-) diff --git a/changes/trove-2017-011 b/changes/trove-2017-011 new file mode 100644 index 000000000..82d20d9e7 --- /dev/null +++ b/changes/trove-2017-011 @@ -0,0 +1,8 @@ + o Major bugfixes (security): + - Fix a denial of service bug where an attacker could use a malformed + directory object to cause a Tor instance to pause while OpenSSL would + try to read a passphrase from the terminal. (If the terminal was not + available, tor would continue running.) Fixes bug 24246; bugfix on + every version of Tor. Also tracked as TROVE-2017-011 and + CVE-2017-8821. Found by OSS-Fuzz as testcase 6360145429790720. + diff --git a/src/common/crypto.c b/src/common/crypto.c index f7362765d..8d816652d 100644 --- a/src/common/crypto.c +++ b/src/common/crypto.c @@ -592,11 +592,21 @@ crypto_pk_generate_key_with_bits(crypto_pk_t *env, int bits) return 0; } +/** A PEM callback that always reports a failure to get a password */ +static int +pem_no_password_cb(char *buf, int size, int rwflag, void *u) +{ + (void)buf; + (void)size; + (void)rwflag; + (void)u; + return 0; +} + /** Read a PEM-encoded private key from the len-byte string s * into env. Return 0 on success, -1 on failure. If len is -1, * the string is nul-terminated. */ -/* Used here, and used for testing. */ int crypto_pk_read_private_key_from_string(crypto_pk_t *env, const char *s, ssize_t len) @@ -615,7 +625,7 @@ crypto_pk_read_private_key_from_string(crypto_pk_t *env, if (env->key) RSA_free(env->key); - env->key = PEM_read_bio_RSAPrivateKey(b,NULL,NULL,NULL); + env->key = PEM_read_bio_RSAPrivateKey(b,NULL,pem_no_password_cb,NULL); BIO_free(b); @@ -747,7 +757,7 @@ crypto_pk_read_public_key_from_string(crypto_pk_t *env, const char *src, if (env->key) RSA_free(env->key); - env->key = PEM_read_bio_RSAPublicKey(b, NULL, NULL, NULL); + env->key = PEM_read_bio_RSAPublicKey(b, NULL, pem_no_password_cb, NULL); BIO_free(b); if (!env->key) { crypto_log_errors(LOG_WARN, "reading public key from string");

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[tor/release-0.2.8] Merge branch 'trove-2017-011_025' into maint-0.2.5
by nickm＠torproject.org 01 Dec '17

01 Dec '17

commit 08ce39fb0fd50ab0da4201201fa07e7776cb09e7 Merge: a6a0c7a4e 1880a6a88 Author: Nick Mathewson <nickm(a)torproject.org> Date: Thu Nov 30 12:06:17 2017 -0500 Merge branch 'trove-2017-011_025' into maint-0.2.5 changes/trove-2017-011 | 8 ++++++++ src/common/crypto.c | 16 +++++++++++++--- 2 files changed, 21 insertions(+), 3 deletions(-)

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[tor/release-0.2.5] Merge branch 'trove-2017-011_025' into maint-0.2.5
by nickm＠torproject.org 01 Dec '17

01 Dec '17

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[tor/release-0.2.5] Merge branch 'maint-0.2.5' into release-0.2.5
by nickm＠torproject.org 01 Dec '17

01 Dec '17

commit 6d0f332a2efe9d9493627081e02a1983d32c15a0 Merge: 6177674a5 f49876d66 Author: Nick Mathewson <nickm(a)torproject.org> Date: Thu Nov 30 12:07:59 2017 -0500 Merge branch 'maint-0.2.5' into release-0.2.5 changes/trove-2017-009 | 10 ++++++++++ changes/trove-2017-011 | 8 ++++++++ changes/trove-2017-012-part1 | 6 ++++++ src/common/crypto.c | 16 +++++++++++++--- src/or/rendservice.c | 4 +++- src/or/routerlist.c | 5 ++++- 6 files changed, 44 insertions(+), 5 deletions(-)

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[tor/release-0.2.5] bump to 0.2.5.16
by nickm＠torproject.org 01 Dec '17

01 Dec '17

1 0

[tor/release-0.2.8] Avoid asking for passphrase on junky PEM input
by nickm＠torproject.org 01 Dec '17

01 Dec '17

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tor-commits December 2017