tor-commits October 2018

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2350 discussions

[tor/master] Improve bracket handling in tor_addr_parse()
by nickm＠torproject.org 30 Oct '18

30 Oct '18

commit 23ed863da4f66d9e07f578118f328b9f1898fe52 Author: rl1987 <rl1987(a)sdf.lonestar.org> Date: Fri Aug 31 18:55:36 2018 +0300 Improve bracket handling in tor_addr_parse() * Actually check for second bracket * Only attempt parsing IPv4 address when no brackets found --- src/lib/net/address.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/src/lib/net/address.c b/src/lib/net/address.c index 619fa13e9..14c086a5b 100644 --- a/src/lib/net/address.c +++ b/src/lib/net/address.c @@ -1187,14 +1187,19 @@ tor_addr_parse(tor_addr_t *addr, const char *src) int result; struct in_addr in_tmp; struct in6_addr in6_tmp; + int brackets_detected = 0; + tor_assert(addr && src); - if (src[0] == '[' && src[1]) + if (src[0] == '[' && src[1] && src[strlen(src)-1] == ']') { + brackets_detected = 1; src = tmp = tor_strndup(src+1, strlen(src)-2); + } if (tor_inet_pton(AF_INET6, src, &in6_tmp) > 0) { result = AF_INET6; tor_addr_from_in6(addr, &in6_tmp); - } else if (tor_inet_pton(AF_INET, src, &in_tmp) > 0) { + } else if (!brackets_detected && + tor_inet_pton(AF_INET, src, &in_tmp) > 0) { result = AF_INET; tor_addr_from_in(addr, &in_tmp); } else {

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[tor/master] Reject addresses with needless trailing colon
by nickm＠torproject.org 30 Oct '18

30 Oct '18

commit 01eb164574bdcc938509810634dfb0348c484662 Author: rl1987 <rl1987(a)sdf.lonestar.org> Date: Fri Aug 31 19:34:14 2018 +0300 Reject addresses with needless trailing colon --- src/lib/net/address.c | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) diff --git a/src/lib/net/address.c b/src/lib/net/address.c index 14c086a5b..336693b46 100644 --- a/src/lib/net/address.c +++ b/src/lib/net/address.c @@ -1189,13 +1189,19 @@ tor_addr_parse(tor_addr_t *addr, const char *src) struct in6_addr in6_tmp; int brackets_detected = 0; + size_t len = strlen(src); + tor_assert(addr && src); - if (src[0] == '[' && src[1] && src[strlen(src)-1] == ']') { + if (src[0] == '[' && src[1] && src[len - 1] == ']') { brackets_detected = 1; src = tmp = tor_strndup(src+1, strlen(src)-2); + len -= 2; } - if (tor_inet_pton(AF_INET6, src, &in6_tmp) > 0) { + /* Reject if src has needless trailing ':'. */ + if (len > 2 && src[len - 1] == ':' && src[len - 2] != ':') { + result = -1; + } else if (tor_inet_pton(AF_INET6, src, &in6_tmp) > 0) { result = AF_INET6; tor_addr_from_in6(addr, &in6_tmp); } else if (!brackets_detected &&

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[tor/master] Add changes file
by nickm＠torproject.org 30 Oct '18

30 Oct '18

commit 1baa2703c36cf964d5fc1f07433196e8ccc0e55a Author: rl1987 <rl1987(a)sdf.lonestar.org> Date: Fri Aug 31 20:05:54 2018 +0300 Add changes file --- changes/bug23082 | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/changes/bug23082 b/changes/bug23082 new file mode 100644 index 000000000..fc4b52c36 --- /dev/null +++ b/changes/bug23082 @@ -0,0 +1,4 @@ + o Minor bugfixes (networking): + - Introduce additional checks into tor_addr_parse() to + reject certain incorrect inputs that previously were + not detected. Fixes bug 23082; bugfix on 0.2.0.10-alpha.

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[tor/master] Move a check for trailing colon to tor_inet_pton()
by nickm＠torproject.org 30 Oct '18

30 Oct '18

commit 742cd1564993faefded2d33b6839428a1fe4412a Author: rl1987 <rl1987(a)sdf.lonestar.org> Date: Sat Sep 1 20:56:33 2018 +0300 Move a check for trailing colon to tor_inet_pton() That way, string_is_valid_ipv6_address() can benefit from it --- src/lib/net/address.c | 5 +---- src/lib/net/inaddr.c | 8 +++++++- src/test/test_util.c | 13 +++++++++++++ 3 files changed, 21 insertions(+), 5 deletions(-) diff --git a/src/lib/net/address.c b/src/lib/net/address.c index 336693b46..17f4b1cf7 100644 --- a/src/lib/net/address.c +++ b/src/lib/net/address.c @@ -1198,10 +1198,7 @@ tor_addr_parse(tor_addr_t *addr, const char *src) len -= 2; } - /* Reject if src has needless trailing ':'. */ - if (len > 2 && src[len - 1] == ':' && src[len - 2] != ':') { - result = -1; - } else if (tor_inet_pton(AF_INET6, src, &in6_tmp) > 0) { + if (tor_inet_pton(AF_INET6, src, &in6_tmp) > 0) { result = AF_INET6; tor_addr_from_in6(addr, &in6_tmp); } else if (!brackets_detected && diff --git a/src/lib/net/inaddr.c b/src/lib/net/inaddr.c index dcd8fcdd6..0960d323c 100644 --- a/src/lib/net/inaddr.c +++ b/src/lib/net/inaddr.c @@ -168,6 +168,13 @@ tor_inet_pton(int af, const char *src, void *dst) if (af == AF_INET) { return tor_inet_aton(src, dst); } else if (af == AF_INET6) { + ssize_t len = strlen(src); + + /* Reject if src has needless trailing ':'. */ + if (len > 2 && src[len - 1] == ':' && src[len - 2] != ':') { + return 0; + } + struct in6_addr *out = dst; uint16_t words[8]; int gapPos = -1, i, setWords=0; @@ -207,7 +214,6 @@ tor_inet_pton(int af, const char *src, void *dst) return 0; if (TOR_ISXDIGIT(*src)) { char *next; - ssize_t len; long r = strtol(src, &next, 16); if (next == NULL || next == src) { /* The 'next == src' error case can happen on versions of openbsd diff --git a/src/test/test_util.c b/src/test/test_util.c index 6cbd504e3..0921bae10 100644 --- a/src/test/test_util.c +++ b/src/test/test_util.c @@ -5750,6 +5750,18 @@ test_util_ipv4_validation(void *arg) } static void +test_util_ipv6_validation(void *arg) +{ + (void)arg; + + tt_assert(string_is_valid_ipv6_address("2a00:1450:401b:800::200e")); + tt_assert(!string_is_valid_ipv6_address("11:22::33:44:")); + + done: + return; +} + +static void test_util_writepid(void *arg) { (void) arg; @@ -6439,6 +6451,7 @@ struct testcase_t util_tests[] = { UTIL_TEST(hostname_validation, 0), UTIL_TEST(dest_validation_edgecase, 0), UTIL_TEST(ipv4_validation, 0), + UTIL_TEST(ipv6_validation, 0), UTIL_TEST(writepid, 0), UTIL_TEST(get_avail_disk_space, 0), UTIL_TEST(touch_file, 0),

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[tor/master] Merge branch 'ticket23082_squashed'
by nickm＠torproject.org 30 Oct '18

30 Oct '18

commit 084924360aa937014aa4b86de1131e0a413e81de Merge: c19bb4d62 1425549ca Author: Nick Mathewson <nickm(a)torproject.org> Date: Tue Oct 30 09:05:42 2018 -0400 Merge branch 'ticket23082_squashed' changes/bug23082 | 4 ++++ src/lib/net/address.c | 12 +++++++++-- src/lib/net/inaddr.c | 8 +++++++- src/test/test_addr.c | 56 ++++++++++++++++++++++++++++++++++++++++++++++++++- src/test/test_util.c | 13 ++++++++++++ 5 files changed, 89 insertions(+), 4 deletions(-)

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[tor/master] Code cleanups for tor_addr_parse()
by nickm＠torproject.org 30 Oct '18

30 Oct '18

commit 1425549ca61cab8aa9476a25be0a31f726672bcc Author: rl1987 <rl1987(a)sdf.lonestar.org> Date: Sat Sep 1 21:22:47 2018 +0300 Code cleanups for tor_addr_parse() --- src/lib/net/address.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/src/lib/net/address.c b/src/lib/net/address.c index 17f4b1cf7..a87d4a36a 100644 --- a/src/lib/net/address.c +++ b/src/lib/net/address.c @@ -1189,13 +1189,13 @@ tor_addr_parse(tor_addr_t *addr, const char *src) struct in6_addr in6_tmp; int brackets_detected = 0; + tor_assert(addr && src); + size_t len = strlen(src); - tor_assert(addr && src); - if (src[0] == '[' && src[1] && src[len - 1] == ']') { + if (len && src[0] == '[' && src[len - 1] == ']') { brackets_detected = 1; src = tmp = tor_strndup(src+1, strlen(src)-2); - len -= 2; } if (tor_inet_pton(AF_INET6, src, &in6_tmp) > 0) {

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[tor/maint-0.3.5] Remove rlib+staticlib configuration for Rust crates
by nickm＠torproject.org 30 Oct '18

30 Oct '18

commit 38d644c94bf1a42fcec40843e817c460e9e752de Author: Alex Crichton <alex(a)alexcrichton.com> Date: Mon Oct 1 22:58:44 2018 -0700 Remove rlib+staticlib configuration for Rust crates Only the final crate needs to be a `staticlib`, no need for all the intermediate steps to produce staticlibs! --- src/rust/crypto/Cargo.toml | 1 - src/rust/external/Cargo.toml | 1 - src/rust/protover/Cargo.toml | 1 - src/rust/smartlist/Cargo.toml | 1 - src/rust/tor_allocate/Cargo.toml | 1 - src/rust/tor_log/Cargo.toml | 1 - src/rust/tor_rust/Cargo.toml | 2 +- src/rust/tor_util/Cargo.toml | 1 - 8 files changed, 1 insertion(+), 8 deletions(-) diff --git a/src/rust/crypto/Cargo.toml b/src/rust/crypto/Cargo.toml index 6ebfe0dc1..a7ff7f78d 100644 --- a/src/rust/crypto/Cargo.toml +++ b/src/rust/crypto/Cargo.toml @@ -9,7 +9,6 @@ build = "../build.rs" [lib] name = "crypto" path = "lib.rs" -crate_type = ["rlib", "staticlib"] [dependencies] libc = "=0.2.39" diff --git a/src/rust/external/Cargo.toml b/src/rust/external/Cargo.toml index d5c3a739e..5f443645b 100644 --- a/src/rust/external/Cargo.toml +++ b/src/rust/external/Cargo.toml @@ -11,7 +11,6 @@ tor_allocate = { path = "../tor_allocate" } [lib] name = "external" path = "lib.rs" -crate_type = ["rlib", "staticlib"] [features] # We have to define a feature here because doctests don't get cfg(test), diff --git a/src/rust/protover/Cargo.toml b/src/rust/protover/Cargo.toml index 2f7783e76..84a7c71c1 100644 --- a/src/rust/protover/Cargo.toml +++ b/src/rust/protover/Cargo.toml @@ -31,4 +31,3 @@ path = "../tor_log" [lib] name = "protover" path = "lib.rs" -crate_type = ["rlib", "staticlib"] diff --git a/src/rust/smartlist/Cargo.toml b/src/rust/smartlist/Cargo.toml index 4ecdf5086..a5afe7bf7 100644 --- a/src/rust/smartlist/Cargo.toml +++ b/src/rust/smartlist/Cargo.toml @@ -9,7 +9,6 @@ libc = "0.2.39" [lib] name = "smartlist" path = "lib.rs" -crate_type = ["rlib", "staticlib"] [features] # We have to define a feature here because doctests don't get cfg(test), diff --git a/src/rust/tor_allocate/Cargo.toml b/src/rust/tor_allocate/Cargo.toml index 7bb3b9887..06ac605f1 100644 --- a/src/rust/tor_allocate/Cargo.toml +++ b/src/rust/tor_allocate/Cargo.toml @@ -9,7 +9,6 @@ libc = "=0.2.39" [lib] name = "tor_allocate" path = "lib.rs" -crate_type = ["rlib", "staticlib"] [features] # We have to define a feature here because doctests don't get cfg(test), diff --git a/src/rust/tor_log/Cargo.toml b/src/rust/tor_log/Cargo.toml index 1aa9be061..14d9ae803 100644 --- a/src/rust/tor_log/Cargo.toml +++ b/src/rust/tor_log/Cargo.toml @@ -6,7 +6,6 @@ authors = ["The Tor Project"] [lib] name = "tor_log" path = "lib.rs" -crate_type = ["rlib", "staticlib"] [features] # We have to define a feature here because doctests don't get cfg(test), diff --git a/src/rust/tor_rust/Cargo.toml b/src/rust/tor_rust/Cargo.toml index 1523ee0dd..35c629882 100644 --- a/src/rust/tor_rust/Cargo.toml +++ b/src/rust/tor_rust/Cargo.toml @@ -6,7 +6,7 @@ version = "0.1.0" [lib] name = "tor_rust" path = "lib.rs" -crate_type = ["rlib", "staticlib"] +crate_type = ["staticlib"] [dependencies.tor_util] path = "../tor_util" diff --git a/src/rust/tor_util/Cargo.toml b/src/rust/tor_util/Cargo.toml index 51e4bd9c5..9ffaeda8a 100644 --- a/src/rust/tor_util/Cargo.toml +++ b/src/rust/tor_util/Cargo.toml @@ -6,7 +6,6 @@ version = "0.0.1" [lib] name = "tor_util" path = "lib.rs" -crate_type = ["rlib", "staticlib"] [dependencies.tor_allocate] path = "../tor_allocate"

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[tor/maint-0.3.5] Only pass `-C default-linker-libraries` with sanitizers
by nickm＠torproject.org 30 Oct '18

30 Oct '18

commit 82857849662189d25e1a06bf6b764c64d2468168 Author: Alex Crichton <alex(a)alexcrichton.com> Date: Mon Oct 29 10:00:23 2018 -0700 Only pass `-C default-linker-libraries` with sanitizers This'll help retain test compatibility until 1.31.0 is released! --- configure.ac | 8 ++++---- src/test/include.am | 2 +- 2 files changed, 5 insertions(+), 5 deletions(-) diff --git a/configure.ac b/configure.ac index ef8bb4e35..8f8aa438d 100644 --- a/configure.ac +++ b/configure.ac @@ -1210,17 +1210,17 @@ dnl variable. RUST_LINKER_OPTIONS="" if test "x$have_clang" = "xyes"; then if test "x$CFLAGS_ASAN" != "x"; then - RUST_LINKER_OPTIONS="$RUST_LINKER_OPTIONS -Clink-arg=$CFLAGS_ASAN" + RUST_LINKER_OPTIONS="$RUST_LINKER_OPTIONS -Clink-arg=$CFLAGS_ASAN -Cdefault-linker-libraries" fi if test "x$CFLAGS_UBSAN" != "x"; then - RUST_LINKER_OPTIONS="$RUST_LINKER_OPTIONS -Clink-arg=$CFLAGS_UBSAN" + RUST_LINKER_OPTIONS="$RUST_LINKER_OPTIONS -Clink-arg=$CFLAGS_UBSAN -Cdefault-linker-libraries" fi else if test "x$CFLAGS_ASAN" != "x"; then - RUST_LINKER_OPTIONS="$RUST_LINKER_OPTIONS -Clink-arg=-fsanitize=address" + RUST_LINKER_OPTIONS="$RUST_LINKER_OPTIONS -Clink-arg=-fsanitize=address -Cdefault-linker-libraries" fi if test "x$CFLAGS_UBSAN" != "x"; then - RUST_LINKER_OPTIONS="$RUST_LINKER_OPTIONS -Clink-arg=-fsanitize=undefined" + RUST_LINKER_OPTIONS="$RUST_LINKER_OPTIONS -Clink-arg=-fsanitize=undefined -Cdefault-linker-libraries" fi fi AC_SUBST(RUST_LINKER_OPTIONS) diff --git a/src/test/include.am b/src/test/include.am index 431458108..ecb768957 100644 --- a/src/test/include.am +++ b/src/test/include.am @@ -12,7 +12,7 @@ TESTS_ENVIRONMENT = \ export EXTRA_CARGO_OPTIONS="$(EXTRA_CARGO_OPTIONS)"; \ export CARGO_ONLINE="$(CARGO_ONLINE)"; \ export CCLD="$(CCLD)"; \ - export RUSTFLAGS="-C linker=`echo '$(CC)' | cut -d' ' -f 1` $(RUST_LINKER_OPTIONS) -C default-linker-libraries"; + export RUSTFLAGS="-C linker=`echo '$(CC)' | cut -d' ' -f 1` $(RUST_LINKER_OPTIONS)"; TESTSCRIPTS = \ src/test/fuzz_static_testcases.sh \

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[tor/maint-0.3.5] Merge remote-tracking branch 'tor-github/pr/381' into maint-0.3.5
by nickm＠torproject.org 30 Oct '18

30 Oct '18

commit 262b0fe7a00f9f13980c408b975f08fcdc8ec117 Merge: 709cd447f 828578496 Author: Nick Mathewson <nickm(a)torproject.org> Date: Tue Oct 30 08:39:57 2018 -0400 Merge remote-tracking branch 'tor-github/pr/381' into maint-0.3.5 .travis.yml | 15 +++++---------- configure.ac | 9 ++++----- link_rust.sh.in | 10 ---------- src/rust/Cargo.lock | 1 + src/rust/Cargo.toml | 16 ---------------- src/rust/crypto/Cargo.toml | 1 - src/rust/external/Cargo.toml | 6 ++---- src/rust/external/lib.rs | 2 +- src/rust/protover/Cargo.toml | 1 - src/rust/smartlist/Cargo.toml | 1 - src/rust/smartlist/lib.rs | 9 +++++++++ src/rust/tor_allocate/Cargo.toml | 1 - src/rust/tor_allocate/lib.rs | 5 +++++ src/rust/tor_log/Cargo.toml | 1 - src/rust/tor_rust/Cargo.toml | 2 +- src/rust/tor_util/Cargo.toml | 1 - src/test/include.am | 3 +-- src/test/test_rust.sh | 10 +++++++++- 18 files changed, 38 insertions(+), 56 deletions(-) diff --cc .travis.yml index 39ed6132c,54b87975e..b5713d693 --- a/.travis.yml +++ b/.travis.yml @@@ -51,16 -47,11 +47,15 @@@ matrix # - env: HARDENING_OPTIONS="" ## We check asciidoc with distcheck, to make sure we remove doc products - env: DISTCHECK="yes" ASCIIDOC_OPTIONS="" + # We clone our stem repo and run `make test-stem` + - env: TEST_STEM="yes" ## Check rust online with distcheck, to make sure we remove rust products - ## But without hardening (see above) - - env: DISTCHECK="yes" RUST_OPTIONS="--enable-rust --enable-cargo-online-mode" HARDENING_OPTIONS="" + - env: DISTCHECK="yes" RUST_OPTIONS="--enable-rust --enable-cargo-online-mode" ## Check disable module dirauth with and without rust - - env: MODULES_OPTIONS="--disable-module-dirauth" RUST_OPTIONS="--enable-rust" TOR_RUST_DEPENDENCIES=true HARDENING_OPTIONS="" + - env: MODULES_OPTIONS="--disable-module-dirauth" RUST_OPTIONS="--enable-rust" TOR_RUST_DEPENDENCIES=true - env: MODULES_OPTIONS="--disable-module-dirauth" + ## Check NSS + - env: NSS_OPTIONS="--enable-nss" ## Uncomment to allow the build to report success (with non-required ## sub-builds continuing to run) if all required sub-builds have

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[tor/master] Reenable hardening options with Rust on Travis
by nickm＠torproject.org 30 Oct '18

30 Oct '18

commit 3dca87e1f98adcdffb962de381d1e5d5410f3d54 Author: Alex Crichton <alex(a)alexcrichton.com> Date: Mon Oct 1 22:48:46 2018 -0700 Reenable hardening options with Rust on Travis Previously the sanitizers are forcibly disabled as they were found to be incompatible with Rust code. The nightly channel of Rust, however, now has some fixes which should make this disabling no longer necessary. --- .travis.yml | 15 +++++---------- 1 file changed, 5 insertions(+), 10 deletions(-) diff --git a/.travis.yml b/.travis.yml index 34b7595eb..54b87975e 100644 --- a/.travis.yml +++ b/.travis.yml @@ -33,12 +33,8 @@ env: ## We don't list default variable values, because we set the defaults ## in global (or the default is unset) - - ## We turn off hardening for Rust builds, because they are incompatible, - ## and it's going to take a while for them to be fixed. See: - ## https:/trac.torproject.org/projects/tor/ticket/25386 - ## https:/trac.torproject.org/projects/tor/ticket/26398 ## TOR_RUST_DEPENDENCIES is spelt RUST_DEPENDENCIES in 0.3.2 - - RUST_OPTIONS="--enable-rust" TOR_RUST_DEPENDENCIES=true HARDENING_OPTIONS="" + - RUST_OPTIONS="--enable-rust" TOR_RUST_DEPENDENCIES=true matrix: ## include creates builds with gcc, linux, sudo: false @@ -52,10 +48,9 @@ matrix: ## We check asciidoc with distcheck, to make sure we remove doc products - env: DISTCHECK="yes" ASCIIDOC_OPTIONS="" ## Check rust online with distcheck, to make sure we remove rust products - ## But without hardening (see above) - - env: DISTCHECK="yes" RUST_OPTIONS="--enable-rust --enable-cargo-online-mode" HARDENING_OPTIONS="" + - env: DISTCHECK="yes" RUST_OPTIONS="--enable-rust --enable-cargo-online-mode" ## Check disable module dirauth with and without rust - - env: MODULES_OPTIONS="--disable-module-dirauth" RUST_OPTIONS="--enable-rust" TOR_RUST_DEPENDENCIES=true HARDENING_OPTIONS="" + - env: MODULES_OPTIONS="--disable-module-dirauth" RUST_OPTIONS="--enable-rust" TOR_RUST_DEPENDENCIES=true - env: MODULES_OPTIONS="--disable-module-dirauth" ## Uncomment to allow the build to report success (with non-required @@ -167,8 +162,8 @@ install: - if [[ "$ASCIIDOC_OPTIONS" == "" ]] && [[ "$TRAVIS_OS_NAME" == "osx" ]]; then export XML_CATALOG_FILES="/usr/local/etc/xml/catalog"; fi ## If we're using Rust, download rustup - if [[ "$RUST_OPTIONS" != "" ]]; then curl -Ssf -o rustup.sh https://sh.rustup.rs; fi - ## Install the stable channels of rustc and cargo and setup our toolchain environment - - if [[ "$RUST_OPTIONS" != "" ]]; then sh rustup.sh -y --default-toolchain stable; fi + ## Install the nightly channels of rustc and cargo and setup our toolchain environment + - if [[ "$RUST_OPTIONS" != "" ]]; then sh rustup.sh -y --default-toolchain nightly; fi - if [[ "$RUST_OPTIONS" != "" ]]; then source $HOME/.cargo/env; fi ## If we're testing rust builds in offline-mode, then set up our vendored dependencies - if [[ "$TOR_RUST_DEPENDENCIES" == "true" ]]; then export TOR_RUST_DEPENDENCIES=$PWD/src/ext/rust/crates; fi

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tor-commits October 2018