Date: Wed, 8 Nov 2023 16:15:56 GMT From: Bernard Spil <brnrd@FreeBSD.org> To: ports-committers@FreeBSD.org, dev-commits-ports-all@FreeBSD.org, dev-commits-ports-main@FreeBSD.org Subject: git: d1c1ea91911e - main - security/openssl31: Security fix for CVE-2023-5678 Message-ID: <202311081615.3A8GFuCP025838@gitrepo.freebsd.org>
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The branch main has been updated by brnrd: URL: https://cgit.FreeBSD.org/ports/commit/?id=d1c1ea91911e14fbb698a7736c5d963bbf6133b9 commit d1c1ea91911e14fbb698a7736c5d963bbf6133b9 Author: Bernard Spil <brnrd@FreeBSD.org> AuthorDate: 2023-11-08 16:15:33 +0000 Commit: Bernard Spil <brnrd@FreeBSD.org> CommitDate: 2023-11-08 16:15:33 +0000 security/openssl31: Security fix for CVE-2023-5678 Security: a5956603-7e4f-11ee-9df6-84a93843eb75 MFH: 2023Q4 --- security/openssl31/Makefile | 1 + .../ddeb4b6c6d527e54ce9a99cba785c0f7776e54b6.patch | 172 +++++++++++++++++++++ security/openssl31/files/patch-CVE-2023-5678 | 172 +++++++++++++++++++++ 3 files changed, 345 insertions(+) diff --git a/security/openssl31/Makefile b/security/openssl31/Makefile index 91640b5c2f4b..b596cb579e02 100644 --- a/security/openssl31/Makefile +++ b/security/openssl31/Makefile @@ -1,5 +1,6 @@ PORTNAME= openssl PORTVERSION= 3.1.4 +PORTREVISION= 1 CATEGORIES= security devel MASTER_SITES= https://www.openssl.org/source/ \ ftp://ftp.cert.dfn.de/pub/tools/net/openssl/source/ diff --git a/security/openssl31/ddeb4b6c6d527e54ce9a99cba785c0f7776e54b6.patch b/security/openssl31/ddeb4b6c6d527e54ce9a99cba785c0f7776e54b6.patch new file mode 100644 index 000000000000..93b574bc4e96 --- /dev/null +++ b/security/openssl31/ddeb4b6c6d527e54ce9a99cba785c0f7776e54b6.patch @@ -0,0 +1,172 @@ +From ddeb4b6c6d527e54ce9a99cba785c0f7776e54b6 Mon Sep 17 00:00:00 2001 +From: Richard Levitte <levitte@openssl.org> +Date: Fri, 20 Oct 2023 09:18:19 +0200 +Subject: [PATCH] Make DH_check_pub_key() and DH_generate_key() safer yet + +We already check for an excessively large P in DH_generate_key(), but not in +DH_check_pub_key(), and none of them check for an excessively large Q. + +This change adds all the missing excessive size checks of P and Q. + +It's to be noted that behaviours surrounding excessively sized P and Q +differ. DH_check() raises an error on the excessively sized P, but only +sets a flag for the excessively sized Q. This behaviour is mimicked in +DH_check_pub_key(). + +Reviewed-by: Tomas Mraz <tomas@openssl.org> +Reviewed-by: Matt Caswell <matt@openssl.org> +Reviewed-by: Hugo Landau <hlandau@openssl.org> +(Merged from https://github.com/openssl/openssl/pull/22518) +--- + crypto/dh/dh_check.c | 12 ++++++++++++ + crypto/dh/dh_err.c | 3 ++- + crypto/dh/dh_key.c | 12 ++++++++++++ + crypto/err/openssl.txt | 1 + + include/crypto/dherr.h | 2 +- + include/openssl/dh.h | 6 +++--- + include/openssl/dherr.h | 3 ++- + 7 files changed, 33 insertions(+), 6 deletions(-) + +diff --git a/crypto/dh/dh_check.c b/crypto/dh/dh_check.c +index 7ba2beae7fd6b..e20eb62081c5e 100644 +--- a/crypto/dh/dh_check.c ++++ b/crypto/dh/dh_check.c +@@ -249,6 +249,18 @@ int DH_check_pub_key_ex(const DH *dh, const BIGNUM *pub_key) + */ + int DH_check_pub_key(const DH *dh, const BIGNUM *pub_key, int *ret) + { ++ /* Don't do any checks at all with an excessively large modulus */ ++ if (BN_num_bits(dh->params.p) > OPENSSL_DH_CHECK_MAX_MODULUS_BITS) { ++ ERR_raise(ERR_LIB_DH, DH_R_MODULUS_TOO_LARGE); ++ *ret = DH_MODULUS_TOO_LARGE | DH_CHECK_PUBKEY_INVALID; ++ return 0; ++ } ++ ++ if (dh->params.q != NULL && BN_ucmp(dh->params.p, dh->params.q) < 0) { ++ *ret |= DH_CHECK_INVALID_Q_VALUE | DH_CHECK_PUBKEY_INVALID; ++ return 1; ++ } ++ + return ossl_ffc_validate_public_key(&dh->params, pub_key, ret); + } + +diff --git a/crypto/dh/dh_err.c b/crypto/dh/dh_err.c +index 4152397426cc9..f76ac0dd1463f 100644 +--- a/crypto/dh/dh_err.c ++++ b/crypto/dh/dh_err.c +@@ -1,6 +1,6 @@ + /* + * Generated by util/mkerr.pl DO NOT EDIT +- * Copyright 1995-2021 The OpenSSL Project Authors. All Rights Reserved. ++ * Copyright 1995-2023 The OpenSSL Project Authors. All Rights Reserved. + * + * Licensed under the Apache License 2.0 (the "License"). You may not use + * this file except in compliance with the License. You can obtain a copy +@@ -54,6 +54,7 @@ static const ERR_STRING_DATA DH_str_reasons[] = { + {ERR_PACK(ERR_LIB_DH, 0, DH_R_PARAMETER_ENCODING_ERROR), + "parameter encoding error"}, + {ERR_PACK(ERR_LIB_DH, 0, DH_R_PEER_KEY_ERROR), "peer key error"}, ++ {ERR_PACK(ERR_LIB_DH, 0, DH_R_Q_TOO_LARGE), "q too large"}, + {ERR_PACK(ERR_LIB_DH, 0, DH_R_SHARED_INFO_ERROR), "shared info error"}, + {ERR_PACK(ERR_LIB_DH, 0, DH_R_UNABLE_TO_CHECK_GENERATOR), + "unable to check generator"}, +diff --git a/crypto/dh/dh_key.c b/crypto/dh/dh_key.c +index d84ea99241b9e..afc49f5cdc87d 100644 +--- a/crypto/dh/dh_key.c ++++ b/crypto/dh/dh_key.c +@@ -49,6 +49,12 @@ int ossl_dh_compute_key(unsigned char *key, const BIGNUM *pub_key, DH *dh) + goto err; + } + ++ if (dh->params.q != NULL ++ && BN_num_bits(dh->params.q) > OPENSSL_DH_MAX_MODULUS_BITS) { ++ ERR_raise(ERR_LIB_DH, DH_R_Q_TOO_LARGE); ++ goto err; ++ } ++ + if (BN_num_bits(dh->params.p) < DH_MIN_MODULUS_BITS) { + ERR_raise(ERR_LIB_DH, DH_R_MODULUS_TOO_SMALL); + return 0; +@@ -267,6 +273,12 @@ static int generate_key(DH *dh) + return 0; + } + ++ if (dh->params.q != NULL ++ && BN_num_bits(dh->params.q) > OPENSSL_DH_MAX_MODULUS_BITS) { ++ ERR_raise(ERR_LIB_DH, DH_R_Q_TOO_LARGE); ++ return 0; ++ } ++ + if (BN_num_bits(dh->params.p) < DH_MIN_MODULUS_BITS) { + ERR_raise(ERR_LIB_DH, DH_R_MODULUS_TOO_SMALL); + return 0; +diff --git a/crypto/err/openssl.txt b/crypto/err/openssl.txt +index a1e6bbb617fcb..69e4f61aa1801 100644 +--- a/crypto/err/openssl.txt ++++ b/crypto/err/openssl.txt +@@ -513,6 +513,7 @@ DH_R_NO_PARAMETERS_SET:107:no parameters set + DH_R_NO_PRIVATE_VALUE:100:no private value + DH_R_PARAMETER_ENCODING_ERROR:105:parameter encoding error + DH_R_PEER_KEY_ERROR:111:peer key error ++DH_R_Q_TOO_LARGE:130:q too large + DH_R_SHARED_INFO_ERROR:113:shared info error + DH_R_UNABLE_TO_CHECK_GENERATOR:121:unable to check generator + DSA_R_BAD_FFC_PARAMETERS:114:bad ffc parameters +diff --git a/include/crypto/dherr.h b/include/crypto/dherr.h +index bb24d131eb887..519327f795742 100644 +--- a/include/crypto/dherr.h ++++ b/include/crypto/dherr.h +@@ -1,6 +1,6 @@ + /* + * Generated by util/mkerr.pl DO NOT EDIT +- * Copyright 2020-2021 The OpenSSL Project Authors. All Rights Reserved. ++ * Copyright 2020-2023 The OpenSSL Project Authors. All Rights Reserved. + * + * Licensed under the Apache License 2.0 (the "License"). You may not use + * this file except in compliance with the License. You can obtain a copy +diff --git a/include/openssl/dh.h b/include/openssl/dh.h +index 8bc17448a0817..f1c0ed06b375a 100644 +--- a/include/openssl/dh.h ++++ b/include/openssl/dh.h +@@ -144,7 +144,7 @@ DECLARE_ASN1_ITEM(DHparams) + # define DH_GENERATOR_3 3 + # define DH_GENERATOR_5 5 + +-/* DH_check error codes */ ++/* DH_check error codes, some of them shared with DH_check_pub_key */ + /* + * NB: These values must align with the equivalently named macros in + * internal/ffc.h. +@@ -154,10 +154,10 @@ DECLARE_ASN1_ITEM(DHparams) + # define DH_UNABLE_TO_CHECK_GENERATOR 0x04 + # define DH_NOT_SUITABLE_GENERATOR 0x08 + # define DH_CHECK_Q_NOT_PRIME 0x10 +-# define DH_CHECK_INVALID_Q_VALUE 0x20 ++# define DH_CHECK_INVALID_Q_VALUE 0x20 /* +DH_check_pub_key */ + # define DH_CHECK_INVALID_J_VALUE 0x40 + # define DH_MODULUS_TOO_SMALL 0x80 +-# define DH_MODULUS_TOO_LARGE 0x100 ++# define DH_MODULUS_TOO_LARGE 0x100 /* +DH_check_pub_key */ + + /* DH_check_pub_key error codes */ + # define DH_CHECK_PUBKEY_TOO_SMALL 0x01 +diff --git a/include/openssl/dherr.h b/include/openssl/dherr.h +index 5d2a762a96f8c..074a70145f9f5 100644 +--- a/include/openssl/dherr.h ++++ b/include/openssl/dherr.h +@@ -1,6 +1,6 @@ + /* + * Generated by util/mkerr.pl DO NOT EDIT +- * Copyright 1995-2021 The OpenSSL Project Authors. All Rights Reserved. ++ * Copyright 1995-2023 The OpenSSL Project Authors. All Rights Reserved. + * + * Licensed under the Apache License 2.0 (the "License"). You may not use + * this file except in compliance with the License. You can obtain a copy +@@ -50,6 +50,7 @@ + # define DH_R_NO_PRIVATE_VALUE 100 + # define DH_R_PARAMETER_ENCODING_ERROR 105 + # define DH_R_PEER_KEY_ERROR 111 ++# define DH_R_Q_TOO_LARGE 130 + # define DH_R_SHARED_INFO_ERROR 113 + # define DH_R_UNABLE_TO_CHECK_GENERATOR 121 + diff --git a/security/openssl31/files/patch-CVE-2023-5678 b/security/openssl31/files/patch-CVE-2023-5678 new file mode 100644 index 000000000000..049d6d0727db --- /dev/null +++ b/security/openssl31/files/patch-CVE-2023-5678 @@ -0,0 +1,172 @@ +From ddeb4b6c6d527e54ce9a99cba785c0f7776e54b6 Mon Sep 17 00:00:00 2001 +From: Richard Levitte <levitte@openssl.org> +Date: Fri, 20 Oct 2023 09:18:19 +0200 +Subject: [PATCH] Make DH_check_pub_key() and DH_generate_key() safer yet + +We already check for an excessively large P in DH_generate_key(), but not in +DH_check_pub_key(), and none of them check for an excessively large Q. + +This change adds all the missing excessive size checks of P and Q. + +It's to be noted that behaviours surrounding excessively sized P and Q +differ. DH_check() raises an error on the excessively sized P, but only +sets a flag for the excessively sized Q. This behaviour is mimicked in +DH_check_pub_key(). + +Reviewed-by: Tomas Mraz <tomas@openssl.org> +Reviewed-by: Matt Caswell <matt@openssl.org> +Reviewed-by: Hugo Landau <hlandau@openssl.org> +(Merged from https://github.com/openssl/openssl/pull/22518) +--- + crypto/dh/dh_check.c | 12 ++++++++++++ + crypto/dh/dh_err.c | 3 ++- + crypto/dh/dh_key.c | 12 ++++++++++++ + crypto/err/openssl.txt | 1 + + include/crypto/dherr.h | 2 +- + include/openssl/dh.h | 6 +++--- + include/openssl/dherr.h | 3 ++- + 7 files changed, 33 insertions(+), 6 deletions(-) + +diff --git a/crypto/dh/dh_check.c b/crypto/dh/dh_check.c +index 7ba2beae7fd6b..e20eb62081c5e 100644 +--- crypto/dh/dh_check.c.orig ++++ crypto/dh/dh_check.c +@@ -249,6 +249,18 @@ int DH_check_pub_key_ex(const DH *dh, const BIGNUM *pub_key) + */ + int DH_check_pub_key(const DH *dh, const BIGNUM *pub_key, int *ret) + { ++ /* Don't do any checks at all with an excessively large modulus */ ++ if (BN_num_bits(dh->params.p) > OPENSSL_DH_CHECK_MAX_MODULUS_BITS) { ++ ERR_raise(ERR_LIB_DH, DH_R_MODULUS_TOO_LARGE); ++ *ret = DH_MODULUS_TOO_LARGE | DH_CHECK_PUBKEY_INVALID; ++ return 0; ++ } ++ ++ if (dh->params.q != NULL && BN_ucmp(dh->params.p, dh->params.q) < 0) { ++ *ret |= DH_CHECK_INVALID_Q_VALUE | DH_CHECK_PUBKEY_INVALID; ++ return 1; ++ } ++ + return ossl_ffc_validate_public_key(&dh->params, pub_key, ret); + } + +diff --git a/crypto/dh/dh_err.c b/crypto/dh/dh_err.c +index 4152397426cc9..f76ac0dd1463f 100644 +--- crypto/dh/dh_err.c.orig ++++ crypto/dh/dh_err.c +@@ -1,6 +1,6 @@ + /* + * Generated by util/mkerr.pl DO NOT EDIT +- * Copyright 1995-2021 The OpenSSL Project Authors. All Rights Reserved. ++ * Copyright 1995-2023 The OpenSSL Project Authors. All Rights Reserved. + * + * Licensed under the Apache License 2.0 (the "License"). You may not use + * this file except in compliance with the License. You can obtain a copy +@@ -54,6 +54,7 @@ static const ERR_STRING_DATA DH_str_reasons[] = { + {ERR_PACK(ERR_LIB_DH, 0, DH_R_PARAMETER_ENCODING_ERROR), + "parameter encoding error"}, + {ERR_PACK(ERR_LIB_DH, 0, DH_R_PEER_KEY_ERROR), "peer key error"}, ++ {ERR_PACK(ERR_LIB_DH, 0, DH_R_Q_TOO_LARGE), "q too large"}, + {ERR_PACK(ERR_LIB_DH, 0, DH_R_SHARED_INFO_ERROR), "shared info error"}, + {ERR_PACK(ERR_LIB_DH, 0, DH_R_UNABLE_TO_CHECK_GENERATOR), + "unable to check generator"}, +diff --git a/crypto/dh/dh_key.c b/crypto/dh/dh_key.c +index d84ea99241b9e..afc49f5cdc87d 100644 +--- crypto/dh/dh_key.c.orig ++++ crypto/dh/dh_key.c +@@ -49,6 +49,12 @@ int ossl_dh_compute_key(unsigned char *key, const BIGNUM *pub_key, DH *dh) + goto err; + } + ++ if (dh->params.q != NULL ++ && BN_num_bits(dh->params.q) > OPENSSL_DH_MAX_MODULUS_BITS) { ++ ERR_raise(ERR_LIB_DH, DH_R_Q_TOO_LARGE); ++ goto err; ++ } ++ + if (BN_num_bits(dh->params.p) < DH_MIN_MODULUS_BITS) { + ERR_raise(ERR_LIB_DH, DH_R_MODULUS_TOO_SMALL); + return 0; +@@ -267,6 +273,12 @@ static int generate_key(DH *dh) + return 0; + } + ++ if (dh->params.q != NULL ++ && BN_num_bits(dh->params.q) > OPENSSL_DH_MAX_MODULUS_BITS) { ++ ERR_raise(ERR_LIB_DH, DH_R_Q_TOO_LARGE); ++ return 0; ++ } ++ + if (BN_num_bits(dh->params.p) < DH_MIN_MODULUS_BITS) { + ERR_raise(ERR_LIB_DH, DH_R_MODULUS_TOO_SMALL); + return 0; +diff --git a/crypto/err/openssl.txt b/crypto/err/openssl.txt +index a1e6bbb617fcb..69e4f61aa1801 100644 +--- crypto/err/openssl.txt.orig ++++ crypto/err/openssl.txt +@@ -513,6 +513,7 @@ DH_R_NO_PARAMETERS_SET:107:no parameters set + DH_R_NO_PRIVATE_VALUE:100:no private value + DH_R_PARAMETER_ENCODING_ERROR:105:parameter encoding error + DH_R_PEER_KEY_ERROR:111:peer key error ++DH_R_Q_TOO_LARGE:130:q too large + DH_R_SHARED_INFO_ERROR:113:shared info error + DH_R_UNABLE_TO_CHECK_GENERATOR:121:unable to check generator + DSA_R_BAD_FFC_PARAMETERS:114:bad ffc parameters +diff --git a/include/crypto/dherr.h b/include/crypto/dherr.h +index bb24d131eb887..519327f795742 100644 +--- include/crypto/dherr.h.orig ++++ include/crypto/dherr.h +@@ -1,6 +1,6 @@ + /* + * Generated by util/mkerr.pl DO NOT EDIT +- * Copyright 2020-2021 The OpenSSL Project Authors. All Rights Reserved. ++ * Copyright 2020-2023 The OpenSSL Project Authors. All Rights Reserved. + * + * Licensed under the Apache License 2.0 (the "License"). You may not use + * this file except in compliance with the License. You can obtain a copy +diff --git a/include/openssl/dh.h b/include/openssl/dh.h +index 8bc17448a0817..f1c0ed06b375a 100644 +--- include/openssl/dh.h.orig ++++ include/openssl/dh.h +@@ -144,7 +144,7 @@ DECLARE_ASN1_ITEM(DHparams) + # define DH_GENERATOR_3 3 + # define DH_GENERATOR_5 5 + +-/* DH_check error codes */ ++/* DH_check error codes, some of them shared with DH_check_pub_key */ + /* + * NB: These values must align with the equivalently named macros in + * internal/ffc.h. +@@ -154,10 +154,10 @@ DECLARE_ASN1_ITEM(DHparams) + # define DH_UNABLE_TO_CHECK_GENERATOR 0x04 + # define DH_NOT_SUITABLE_GENERATOR 0x08 + # define DH_CHECK_Q_NOT_PRIME 0x10 +-# define DH_CHECK_INVALID_Q_VALUE 0x20 ++# define DH_CHECK_INVALID_Q_VALUE 0x20 /* +DH_check_pub_key */ + # define DH_CHECK_INVALID_J_VALUE 0x40 + # define DH_MODULUS_TOO_SMALL 0x80 +-# define DH_MODULUS_TOO_LARGE 0x100 ++# define DH_MODULUS_TOO_LARGE 0x100 /* +DH_check_pub_key */ + + /* DH_check_pub_key error codes */ + # define DH_CHECK_PUBKEY_TOO_SMALL 0x01 +diff --git a/include/openssl/dherr.h b/include/openssl/dherr.h +index 5d2a762a96f8c..074a70145f9f5 100644 +--- include/openssl/dherr.h.orig ++++ include/openssl/dherr.h +@@ -1,6 +1,6 @@ + /* + * Generated by util/mkerr.pl DO NOT EDIT +- * Copyright 1995-2021 The OpenSSL Project Authors. All Rights Reserved. ++ * Copyright 1995-2023 The OpenSSL Project Authors. All Rights Reserved. + * + * Licensed under the Apache License 2.0 (the "License"). You may not use + * this file except in compliance with the License. You can obtain a copy +@@ -50,6 +50,7 @@ + # define DH_R_NO_PRIVATE_VALUE 100 + # define DH_R_PARAMETER_ENCODING_ERROR 105 + # define DH_R_PEER_KEY_ERROR 111 ++# define DH_R_Q_TOO_LARGE 130 + # define DH_R_SHARED_INFO_ERROR 113 + # define DH_R_UNABLE_TO_CHECK_GENERATOR 121 +
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