From ac03df96ba2c32533ec67ee899b7bd903ac6205f Mon Sep 17 00:00:00 2001 From: Eelco Dolstra Date: Thu, 22 Sep 2016 15:05:09 +0200 Subject: openssl: 1.0.1t -> 1.0.1u, 1.0.2h -> 1.0.2i, 1.1.0 -> 1.1.0a https://www.openssl.org/news/secadv/20160922.txt --- pkgs/build-support/fetchurl/boot.nix | 1 - .../libraries/openssl/1.0.1-CVE-2016-2177.diff | 256 ------------------- .../libraries/openssl/1.0.2-CVE-2016-2177.diff | 279 --------------------- pkgs/development/libraries/openssl/default.nix | 20 +- 4 files changed, 6 insertions(+), 550 deletions(-) delete mode 100644 pkgs/development/libraries/openssl/1.0.1-CVE-2016-2177.diff delete mode 100644 pkgs/development/libraries/openssl/1.0.2-CVE-2016-2177.diff diff --git a/pkgs/build-support/fetchurl/boot.nix b/pkgs/build-support/fetchurl/boot.nix index c007281e87b0..722fd2566ef3 100644 --- a/pkgs/build-support/fetchurl/boot.nix +++ b/pkgs/build-support/fetchurl/boot.nix @@ -16,5 +16,4 @@ import { let m = builtins.match "mirror://([a-z]+)/(.*)" url; in if m == null then url else builtins.head (mirrors.${builtins.elemAt m 0}) + (builtins.elemAt m 1); - } diff --git a/pkgs/development/libraries/openssl/1.0.1-CVE-2016-2177.diff b/pkgs/development/libraries/openssl/1.0.1-CVE-2016-2177.diff deleted file mode 100644 index f8a4b7c22573..000000000000 --- a/pkgs/development/libraries/openssl/1.0.1-CVE-2016-2177.diff +++ /dev/null @@ -1,256 +0,0 @@ -From 6f35f6deb5ca7daebe289f86477e061ce3ee5f46 Mon Sep 17 00:00:00 2001 -From: Matt Caswell -Date: Thu, 5 May 2016 11:10:26 +0100 -Subject: [PATCH] Avoid some undefined pointer arithmetic - -A common idiom in the codebase is: - -if (p + len > limit) -{ - return; /* Too long */ -} - -Where "p" points to some malloc'd data of SIZE bytes and -limit == p + SIZE - -"len" here could be from some externally supplied data (e.g. from a TLS -message). - -The rules of C pointer arithmetic are such that "p + len" is only well -defined where len <= SIZE. Therefore the above idiom is actually -undefined behaviour. - -For example this could cause problems if some malloc implementation -provides an address for "p" such that "p + len" actually overflows for -values of len that are too big and therefore p + len < limit! - -Issue reported by Guido Vranken. - -CVE-2016-2177 - -Reviewed-by: Rich Salz ---- - ssl/s3_srvr.c | 14 +++++++------- - ssl/ssl_sess.c | 2 +- - ssl/t1_lib.c | 48 ++++++++++++++++++++++++++---------------------- - 3 files changed, 34 insertions(+), 30 deletions(-) - -diff --git a/ssl/s3_srvr.c b/ssl/s3_srvr.c -index 04cf93a..6c74caa 100644 ---- a/ssl/s3_srvr.c -+++ b/ssl/s3_srvr.c -@@ -1040,7 +1040,7 @@ int ssl3_get_client_hello(SSL *s) - - session_length = *(p + SSL3_RANDOM_SIZE); - -- if (p + SSL3_RANDOM_SIZE + session_length + 1 >= d + n) { -+ if (SSL3_RANDOM_SIZE + session_length + 1 >= (d + n) - p) { - al = SSL_AD_DECODE_ERROR; - SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_LENGTH_TOO_SHORT); - goto f_err; -@@ -1058,7 +1058,7 @@ int ssl3_get_client_hello(SSL *s) - /* get the session-id */ - j = *(p++); - -- if (p + j > d + n) { -+ if ((d + n) - p < j) { - al = SSL_AD_DECODE_ERROR; - SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_LENGTH_TOO_SHORT); - goto f_err; -@@ -1114,14 +1114,14 @@ int ssl3_get_client_hello(SSL *s) - - if (s->version == DTLS1_VERSION || s->version == DTLS1_BAD_VER) { - /* cookie stuff */ -- if (p + 1 > d + n) { -+ if ((d + n) - p < 1) { - al = SSL_AD_DECODE_ERROR; - SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_LENGTH_TOO_SHORT); - goto f_err; - } - cookie_len = *(p++); - -- if (p + cookie_len > d + n) { -+ if ((d + n ) - p < cookie_len) { - al = SSL_AD_DECODE_ERROR; - SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_LENGTH_TOO_SHORT); - goto f_err; -@@ -1166,7 +1166,7 @@ int ssl3_get_client_hello(SSL *s) - p += cookie_len; - } - -- if (p + 2 > d + n) { -+ if ((d + n ) - p < 2) { - al = SSL_AD_DECODE_ERROR; - SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_LENGTH_TOO_SHORT); - goto f_err; -@@ -1180,7 +1180,7 @@ int ssl3_get_client_hello(SSL *s) - } - - /* i bytes of cipher data + 1 byte for compression length later */ -- if ((p + i + 1) > (d + n)) { -+ if ((d + n) - p < i + 1) { - /* not enough data */ - al = SSL_AD_DECODE_ERROR; - SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_LENGTH_MISMATCH); -@@ -1246,7 +1246,7 @@ int ssl3_get_client_hello(SSL *s) - - /* compression */ - i = *(p++); -- if ((p + i) > (d + n)) { -+ if ((d + n) - p < i) { - /* not enough data */ - al = SSL_AD_DECODE_ERROR; - SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_LENGTH_MISMATCH); -diff --git a/ssl/ssl_sess.c b/ssl/ssl_sess.c -index 48fc451..a97d060 100644 ---- a/ssl/ssl_sess.c -+++ b/ssl/ssl_sess.c -@@ -602,7 +602,7 @@ int ssl_get_prev_session(SSL *s, unsigned char *session_id, int len, - int r; - #endif - -- if (session_id + len > limit) { -+ if (limit - session_id < len) { - fatal = 1; - goto err; - } -diff --git a/ssl/t1_lib.c b/ssl/t1_lib.c -index 0bdb77d..8ed1793 100644 ---- a/ssl/t1_lib.c -+++ b/ssl/t1_lib.c -@@ -942,11 +942,11 @@ static void ssl_check_for_safari(SSL *s, const unsigned char *data, - 0x02, 0x03, /* SHA-1/ECDSA */ - }; - -- if (data >= (limit - 2)) -+ if (limit - data <= 2) - return; - data += 2; - -- if (data > (limit - 4)) -+ if (limit - data < 4) - return; - n2s(data, type); - n2s(data, size); -@@ -954,7 +954,7 @@ static void ssl_check_for_safari(SSL *s, const unsigned char *data, - if (type != TLSEXT_TYPE_server_name) - return; - -- if (data + size > limit) -+ if (limit - data < size) - return; - data += size; - -@@ -962,7 +962,7 @@ static void ssl_check_for_safari(SSL *s, const unsigned char *data, - const size_t len1 = sizeof(kSafariExtensionsBlock); - const size_t len2 = sizeof(kSafariTLS12ExtensionsBlock); - -- if (data + len1 + len2 != limit) -+ if (limit - data != (int)(len1 + len2)) - return; - if (memcmp(data, kSafariExtensionsBlock, len1) != 0) - return; -@@ -971,7 +971,7 @@ static void ssl_check_for_safari(SSL *s, const unsigned char *data, - } else { - const size_t len = sizeof(kSafariExtensionsBlock); - -- if (data + len != limit) -+ if (limit - data != (int)(len)) - return; - if (memcmp(data, kSafariExtensionsBlock, len) != 0) - return; -@@ -1019,19 +1019,19 @@ int ssl_parse_clienthello_tlsext(SSL *s, unsigned char **p, - if (data == limit) - goto ri_check; - -- if (data > (limit - 2)) -+ if (limit - data < 2) - goto err; - - n2s(data, len); - -- if (data + len != limit) -+ if (limit - data != len) - goto err; - -- while (data <= (limit - 4)) { -+ while (limit - data >= 4) { - n2s(data, type); - n2s(data, size); - -- if (data + size > (limit)) -+ if (limit - data < size) - goto err; - # if 0 - fprintf(stderr, "Received extension type %d size %d\n", type, size); -@@ -1460,20 +1460,20 @@ int ssl_parse_serverhello_tlsext(SSL *s, unsigned char **p, unsigned char *d, - SSL_TLSEXT_HB_DONT_SEND_REQUESTS); - # endif - -- if (data >= (d + n - 2)) -+ if ((d + n) - data <= 2) - goto ri_check; - - n2s(data, length); -- if (data + length != d + n) { -+ if ((d + n) - data != length) { - *al = SSL_AD_DECODE_ERROR; - return 0; - } - -- while (data <= (d + n - 4)) { -+ while ((d + n) - data >= 4) { - n2s(data, type); - n2s(data, size); - -- if (data + size > (d + n)) -+ if ((d + n) - data < size) - goto ri_check; - - if (s->tlsext_debug_cb) -@@ -2179,29 +2179,33 @@ int tls1_process_ticket(SSL *s, unsigned char *session_id, int len, - /* Skip past DTLS cookie */ - if (s->version == DTLS1_VERSION || s->version == DTLS1_BAD_VER) { - i = *(p++); -- p += i; -- if (p >= limit) -+ -+ if (limit - p <= i) - return -1; -+ -+ p += i; - } - /* Skip past cipher list */ - n2s(p, i); -- p += i; -- if (p >= limit) -+ if (limit - p <= i) - return -1; -+ p += i; -+ - /* Skip past compression algorithm list */ - i = *(p++); -- p += i; -- if (p > limit) -+ if (limit - p < i) - return -1; -+ p += i; -+ - /* Now at start of extensions */ -- if ((p + 2) >= limit) -+ if (limit - p <= 2) - return 0; - n2s(p, i); -- while ((p + 4) <= limit) { -+ while (limit - p >= 4) { - unsigned short type, size; - n2s(p, type); - n2s(p, size); -- if (p + size > limit) -+ if (limit - p < size) - return 0; - if (type == TLSEXT_TYPE_session_ticket) { - int r; --- -1.9.1 - diff --git a/pkgs/development/libraries/openssl/1.0.2-CVE-2016-2177.diff b/pkgs/development/libraries/openssl/1.0.2-CVE-2016-2177.diff deleted file mode 100644 index ca934c20a674..000000000000 --- a/pkgs/development/libraries/openssl/1.0.2-CVE-2016-2177.diff +++ /dev/null @@ -1,279 +0,0 @@ -From a004e72b95835136d3f1ea90517f706c24c03da7 Mon Sep 17 00:00:00 2001 -From: Matt Caswell -Date: Thu, 5 May 2016 11:10:26 +0100 -Subject: [PATCH] Avoid some undefined pointer arithmetic - -A common idiom in the codebase is: - -if (p + len > limit) -{ - return; /* Too long */ -} - -Where "p" points to some malloc'd data of SIZE bytes and -limit == p + SIZE - -"len" here could be from some externally supplied data (e.g. from a TLS -message). - -The rules of C pointer arithmetic are such that "p + len" is only well -defined where len <= SIZE. Therefore the above idiom is actually -undefined behaviour. - -For example this could cause problems if some malloc implementation -provides an address for "p" such that "p + len" actually overflows for -values of len that are too big and therefore p + len < limit! - -Issue reported by Guido Vranken. - -CVE-2016-2177 - -Reviewed-by: Rich Salz ---- - ssl/s3_srvr.c | 14 +++++++------- - ssl/ssl_sess.c | 2 +- - ssl/t1_lib.c | 56 ++++++++++++++++++++++++++++++-------------------------- - 3 files changed, 38 insertions(+), 34 deletions(-) - -diff --git a/ssl/s3_srvr.c b/ssl/s3_srvr.c -index ab28702..ab7f690 100644 ---- a/ssl/s3_srvr.c -+++ b/ssl/s3_srvr.c -@@ -980,7 +980,7 @@ int ssl3_get_client_hello(SSL *s) - - session_length = *(p + SSL3_RANDOM_SIZE); - -- if (p + SSL3_RANDOM_SIZE + session_length + 1 >= d + n) { -+ if (SSL3_RANDOM_SIZE + session_length + 1 >= (d + n) - p) { - al = SSL_AD_DECODE_ERROR; - SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_LENGTH_TOO_SHORT); - goto f_err; -@@ -998,7 +998,7 @@ int ssl3_get_client_hello(SSL *s) - /* get the session-id */ - j = *(p++); - -- if (p + j > d + n) { -+ if ((d + n) - p < j) { - al = SSL_AD_DECODE_ERROR; - SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_LENGTH_TOO_SHORT); - goto f_err; -@@ -1054,14 +1054,14 @@ int ssl3_get_client_hello(SSL *s) - - if (SSL_IS_DTLS(s)) { - /* cookie stuff */ -- if (p + 1 > d + n) { -+ if ((d + n) - p < 1) { - al = SSL_AD_DECODE_ERROR; - SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_LENGTH_TOO_SHORT); - goto f_err; - } - cookie_len = *(p++); - -- if (p + cookie_len > d + n) { -+ if ((d + n ) - p < cookie_len) { - al = SSL_AD_DECODE_ERROR; - SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_LENGTH_TOO_SHORT); - goto f_err; -@@ -1131,7 +1131,7 @@ int ssl3_get_client_hello(SSL *s) - } - } - -- if (p + 2 > d + n) { -+ if ((d + n ) - p < 2) { - al = SSL_AD_DECODE_ERROR; - SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_LENGTH_TOO_SHORT); - goto f_err; -@@ -1145,7 +1145,7 @@ int ssl3_get_client_hello(SSL *s) - } - - /* i bytes of cipher data + 1 byte for compression length later */ -- if ((p + i + 1) > (d + n)) { -+ if ((d + n) - p < i + 1) { - /* not enough data */ - al = SSL_AD_DECODE_ERROR; - SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_LENGTH_MISMATCH); -@@ -1211,7 +1211,7 @@ int ssl3_get_client_hello(SSL *s) - - /* compression */ - i = *(p++); -- if ((p + i) > (d + n)) { -+ if ((d + n) - p < i) { - /* not enough data */ - al = SSL_AD_DECODE_ERROR; - SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO, SSL_R_LENGTH_MISMATCH); -diff --git a/ssl/ssl_sess.c b/ssl/ssl_sess.c -index b182998..54ee783 100644 ---- a/ssl/ssl_sess.c -+++ b/ssl/ssl_sess.c -@@ -573,7 +573,7 @@ int ssl_get_prev_session(SSL *s, unsigned char *session_id, int len, - int r; - #endif - -- if (session_id + len > limit) { -+ if (limit - session_id < len) { - fatal = 1; - goto err; - } -diff --git a/ssl/t1_lib.c b/ssl/t1_lib.c -index fb64607..cdac011 100644 ---- a/ssl/t1_lib.c -+++ b/ssl/t1_lib.c -@@ -1867,11 +1867,11 @@ static void ssl_check_for_safari(SSL *s, const unsigned char *data, - 0x02, 0x03, /* SHA-1/ECDSA */ - }; - -- if (data >= (limit - 2)) -+ if (limit - data <= 2) - return; - data += 2; - -- if (data > (limit - 4)) -+ if (limit - data < 4) - return; - n2s(data, type); - n2s(data, size); -@@ -1879,7 +1879,7 @@ static void ssl_check_for_safari(SSL *s, const unsigned char *data, - if (type != TLSEXT_TYPE_server_name) - return; - -- if (data + size > limit) -+ if (limit - data < size) - return; - data += size; - -@@ -1887,7 +1887,7 @@ static void ssl_check_for_safari(SSL *s, const unsigned char *data, - const size_t len1 = sizeof(kSafariExtensionsBlock); - const size_t len2 = sizeof(kSafariTLS12ExtensionsBlock); - -- if (data + len1 + len2 != limit) -+ if (limit - data != (int)(len1 + len2)) - return; - if (memcmp(data, kSafariExtensionsBlock, len1) != 0) - return; -@@ -1896,7 +1896,7 @@ static void ssl_check_for_safari(SSL *s, const unsigned char *data, - } else { - const size_t len = sizeof(kSafariExtensionsBlock); - -- if (data + len != limit) -+ if (limit - data != (int)(len)) - return; - if (memcmp(data, kSafariExtensionsBlock, len) != 0) - return; -@@ -2053,19 +2053,19 @@ static int ssl_scan_clienthello_tlsext(SSL *s, unsigned char **p, - if (data == limit) - goto ri_check; - -- if (data > (limit - 2)) -+ if (limit - data < 2) - goto err; - - n2s(data, len); - -- if (data + len != limit) -+ if (limit - data != len) - goto err; - -- while (data <= (limit - 4)) { -+ while (limit - data >= 4) { - n2s(data, type); - n2s(data, size); - -- if (data + size > (limit)) -+ if (limit - data < size) - goto err; - # if 0 - fprintf(stderr, "Received extension type %d size %d\n", type, size); -@@ -2472,18 +2472,18 @@ static int ssl_scan_clienthello_custom_tlsext(SSL *s, - if (s->hit || s->cert->srv_ext.meths_count == 0) - return 1; - -- if (data >= limit - 2) -+ if (limit - data <= 2) - return 1; - n2s(data, len); - -- if (data > limit - len) -+ if (limit - data < len) - return 1; - -- while (data <= limit - 4) { -+ while (limit - data >= 4) { - n2s(data, type); - n2s(data, size); - -- if (data + size > limit) -+ if (limit - data < size) - return 1; - if (custom_ext_parse(s, 1 /* server */ , type, data, size, al) <= 0) - return 0; -@@ -2569,20 +2569,20 @@ static int ssl_scan_serverhello_tlsext(SSL *s, unsigned char **p, - SSL_TLSEXT_HB_DONT_SEND_REQUESTS); - # endif - -- if (data >= (d + n - 2)) -+ if ((d + n) - data <= 2) - goto ri_check; - - n2s(data, length); -- if (data + length != d + n) { -+ if ((d + n) - data != length) { - *al = SSL_AD_DECODE_ERROR; - return 0; - } - -- while (data <= (d + n - 4)) { -+ while ((d + n) - data >= 4) { - n2s(data, type); - n2s(data, size); - -- if (data + size > (d + n)) -+ if ((d + n) - data < size) - goto ri_check; - - if (s->tlsext_debug_cb) -@@ -3307,29 +3307,33 @@ int tls1_process_ticket(SSL *s, unsigned char *session_id, int len, - /* Skip past DTLS cookie */ - if (SSL_IS_DTLS(s)) { - i = *(p++); -- p += i; -- if (p >= limit) -+ -+ if (limit - p <= i) - return -1; -+ -+ p += i; - } - /* Skip past cipher list */ - n2s(p, i); -- p += i; -- if (p >= limit) -+ if (limit - p <= i) - return -1; -+ p += i; -+ - /* Skip past compression algorithm list */ - i = *(p++); -- p += i; -- if (p > limit) -+ if (limit - p < i) - return -1; -+ p += i; -+ - /* Now at start of extensions */ -- if ((p + 2) >= limit) -+ if (limit - p <= 2) - return 0; - n2s(p, i); -- while ((p + 4) <= limit) { -+ while (limit - p >= 4) { - unsigned short type, size; - n2s(p, type); - n2s(p, size); -- if (p + size > limit) -+ if (limit - p < size) - return 0; - if (type == TLSEXT_TYPE_session_ticket) { - int r; --- -1.9.1 - diff --git a/pkgs/development/libraries/openssl/default.nix b/pkgs/development/libraries/openssl/default.nix index c023965c0f63..f684969f9054 100644 --- a/pkgs/development/libraries/openssl/default.nix +++ b/pkgs/development/libraries/openssl/default.nix @@ -106,26 +106,18 @@ let in { openssl_1_0_1 = common { - version = "1.0.1t"; - sha256 = "4a6ee491a2fdb22e519c76fdc2a628bb3cec12762cd456861d207996c8a07088"; - patches = [ - # https://git.openssl.org/?p=openssl.git;a=commit;h=6f35f6deb5ca7daebe289f86477e061ce3ee5f46 - ./1.0.1-CVE-2016-2177.diff - ]; + version = "1.0.1u"; + sha256 = "0fb7y9pwbd76pgzd7xzqfrzibmc0vf03sl07f34z5dhm2b5b84j3"; }; openssl_1_0_2 = common { - version = "1.0.2h"; - sha256 = "1d4007e53aad94a5b2002fe045ee7bb0b3d98f1a47f8b2bc851dcd1c74332919"; - patches = [ - # https://git.openssl.org/?p=openssl.git;a=commit;h=a004e72b95835136d3f1ea90517f706c24c03da7 - ./1.0.2-CVE-2016-2177.diff - ]; + version = "1.0.2i"; + sha256 = "0vyy038676cv3m2523fi9ll9nkjxadqdnz18zdp5nm6925yli1wj"; }; openssl_1_1_0 = common { - version = "1.1.0"; - sha256 = "10lcpmnxap9nw8ymdglys93cgkwd1lf1rz4fhq5whwhlmkwrzipm"; + version = "1.1.0a"; + sha256 = "0as40a1lipl9qfax7495jc1xfb049ygavkaxxk4y5kcn8birdrn2"; }; } -- cgit 1.4.1