From 0e666937fbc543ad1c2ed4523126097aebb2f163 Mon Sep 17 00:00:00 2001 From: eaglegai Date: Tue, 17 May 2022 16:59:16 +0800 Subject: [PATCH] fix CVE-2022-27781 CVE-2022-27782 --- backport-CVE-2022-27781.patch | 43 +++ backport-CVE-2022-27782.patch | 489 ++++++++++++++++++++++++++++++ backport-pre-CVE-2022-27782.patch | 32 ++ curl.spec | 11 +- 4 files changed, 574 insertions(+), 1 deletion(-) create mode 100644 backport-CVE-2022-27781.patch create mode 100644 backport-CVE-2022-27782.patch create mode 100644 backport-pre-CVE-2022-27782.patch diff --git a/backport-CVE-2022-27781.patch b/backport-CVE-2022-27781.patch new file mode 100644 index 0000000..a3aabe6 --- /dev/null +++ b/backport-CVE-2022-27781.patch @@ -0,0 +1,43 @@ +From 5c7da89d404bf59c8dd82a001119a16d18365917 Mon Sep 17 00:00:00 2001 +From: Daniel Stenberg +Date: Mon, 9 May 2022 10:07:15 +0200 +Subject: [PATCH] nss: return error if seemingly stuck in a cert loop +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +CVE-2022-27781 + +Reported-by: Florian Kohnhäuser +Bug: https://curl.se/docs/CVE-2022-27781.html +Closes #8822 +--- + lib/vtls/nss.c | 8 ++++++++ + 1 file changed, 8 insertions(+) + +diff --git a/lib/vtls/nss.c b/lib/vtls/nss.c +index 5b7de9f81895..569c0628feb5 100644 +--- a/lib/vtls/nss.c ++++ b/lib/vtls/nss.c +@@ -983,6 +983,9 @@ static void display_cert_info(struct Curl_easy *data, + PR_Free(common_name); + } + ++/* A number of certs that will never occur in a real server handshake */ ++#define TOO_MANY_CERTS 300 ++ + static CURLcode display_conn_info(struct Curl_easy *data, PRFileDesc *sock) + { + CURLcode result = CURLE_OK; +@@ -1018,6 +1021,11 @@ static CURLcode display_conn_info(struct Curl_easy *data, PRFileDesc *sock) + cert2 = CERT_FindCertIssuer(cert, now, certUsageSSLCA); + while(cert2) { + i++; ++ if(i >= TOO_MANY_CERTS) { ++ CERT_DestroyCertificate(cert2); ++ failf(data, "certificate loop"); ++ return CURLE_SSL_CERTPROBLEM; ++ } + if(cert2->isRoot) { + CERT_DestroyCertificate(cert2); + break; diff --git a/backport-CVE-2022-27782.patch b/backport-CVE-2022-27782.patch new file mode 100644 index 0000000..093cdf9 --- /dev/null +++ b/backport-CVE-2022-27782.patch @@ -0,0 +1,489 @@ +Backport of: + +From 222b896a07ed1e183e7eacd6df10fc23264bd820 Mon Sep 17 00:00:00 2001 +From: Daniel Stenberg +Date: Fri, 6 May 2022 10:48:58 +0200 +Subject: [PATCH 1/2] tls: check more TLS details for connection reuse + +CVE-2022-27782 + +Reported-by: Harry Sintonen +Bug: https://curl.se/docs/CVE-2022-27782.html +--- + lib/setopt.c | 29 +++++++++++++++++------------ + lib/url.c | 23 ++++++++++++++++------- + lib/urldata.h | 13 +++++++------ + lib/vtls/gtls.c | 32 +++++++++++++++++--------------- + lib/vtls/mbedtls.c | 2 +- + lib/vtls/nss.c | 6 +++--- + lib/vtls/openssl.c | 10 +++++----- + lib/vtls/vtls.c | 21 +++++++++++++++++++++ + 8 files changed, 87 insertions(+), 49 deletions(-) + +--- a/lib/setopt.c ++++ b/lib/setopt.c +@@ -2317,6 +2317,7 @@ CURLcode Curl_vsetopt(struct Curl_easy * + + case CURLOPT_SSL_OPTIONS: + arg = va_arg(param, long); ++ data->set.ssl.primary.ssl_options = (unsigned char)(arg & 0xff); + data->set.ssl.enable_beast = !!(arg & CURLSSLOPT_ALLOW_BEAST); + data->set.ssl.no_revoke = !!(arg & CURLSSLOPT_NO_REVOKE); + data->set.ssl.no_partialchain = !!(arg & CURLSSLOPT_NO_PARTIALCHAIN); +@@ -2330,6 +2331,7 @@ CURLcode Curl_vsetopt(struct Curl_easy * + #ifndef CURL_DISABLE_PROXY + case CURLOPT_PROXY_SSL_OPTIONS: + arg = va_arg(param, long); ++ data->set.proxy_ssl.primary.ssl_options = (unsigned char)(arg & 0xff); + data->set.proxy_ssl.enable_beast = !!(arg & CURLSSLOPT_ALLOW_BEAST); + data->set.proxy_ssl.no_revoke = !!(arg & CURLSSLOPT_NO_REVOKE); + data->set.proxy_ssl.no_partialchain = !!(arg & CURLSSLOPT_NO_PARTIALCHAIN); +@@ -2766,49 +2768,52 @@ CURLcode Curl_vsetopt(struct Curl_easy * + case CURLOPT_TLSAUTH_USERNAME: + result = Curl_setstropt(&data->set.str[STRING_TLSAUTH_USERNAME], + va_arg(param, char *)); +- if(data->set.str[STRING_TLSAUTH_USERNAME] && !data->set.ssl.authtype) +- data->set.ssl.authtype = CURL_TLSAUTH_SRP; /* default to SRP */ ++ if(data->set.str[STRING_TLSAUTH_USERNAME] && ++ !data->set.ssl.primary.authtype) ++ data->set.ssl.primary.authtype = CURL_TLSAUTH_SRP; /* default to SRP */ + break; + case CURLOPT_PROXY_TLSAUTH_USERNAME: + result = Curl_setstropt(&data->set.str[STRING_TLSAUTH_USERNAME_PROXY], + va_arg(param, char *)); + #ifndef CURL_DISABLE_PROXY + if(data->set.str[STRING_TLSAUTH_USERNAME_PROXY] && +- !data->set.proxy_ssl.authtype) +- data->set.proxy_ssl.authtype = CURL_TLSAUTH_SRP; /* default to SRP */ ++ !data->set.proxy_ssl.primary.authtype) ++ data->set.proxy_ssl.primary.authtype = CURL_TLSAUTH_SRP; /* default to ++ SRP */ + #endif + break; + case CURLOPT_TLSAUTH_PASSWORD: + result = Curl_setstropt(&data->set.str[STRING_TLSAUTH_PASSWORD], + va_arg(param, char *)); +- if(data->set.str[STRING_TLSAUTH_USERNAME] && !data->set.ssl.authtype) +- data->set.ssl.authtype = CURL_TLSAUTH_SRP; /* default to SRP */ ++ if(data->set.str[STRING_TLSAUTH_USERNAME] && ++ !data->set.ssl.primary.authtype) ++ data->set.ssl.primary.authtype = CURL_TLSAUTH_SRP; /* default */ + break; + case CURLOPT_PROXY_TLSAUTH_PASSWORD: + result = Curl_setstropt(&data->set.str[STRING_TLSAUTH_PASSWORD_PROXY], + va_arg(param, char *)); + #ifndef CURL_DISABLE_PROXY + if(data->set.str[STRING_TLSAUTH_USERNAME_PROXY] && +- !data->set.proxy_ssl.authtype) +- data->set.proxy_ssl.authtype = CURL_TLSAUTH_SRP; /* default to SRP */ ++ !data->set.proxy_ssl.primary.authtype) ++ data->set.proxy_ssl.primary.authtype = CURL_TLSAUTH_SRP; /* default */ + #endif + break; + case CURLOPT_TLSAUTH_TYPE: + argptr = va_arg(param, char *); + if(!argptr || + strncasecompare(argptr, "SRP", strlen("SRP"))) +- data->set.ssl.authtype = CURL_TLSAUTH_SRP; ++ data->set.ssl.primary.authtype = CURL_TLSAUTH_SRP; + else +- data->set.ssl.authtype = CURL_TLSAUTH_NONE; ++ data->set.ssl.primary.authtype = CURL_TLSAUTH_NONE; + break; + #ifndef CURL_DISABLE_PROXY + case CURLOPT_PROXY_TLSAUTH_TYPE: + argptr = va_arg(param, char *); + if(!argptr || + strncasecompare(argptr, "SRP", strlen("SRP"))) +- data->set.proxy_ssl.authtype = CURL_TLSAUTH_SRP; ++ data->set.proxy_ssl.primary.authtype = CURL_TLSAUTH_SRP; + else +- data->set.proxy_ssl.authtype = CURL_TLSAUTH_NONE; ++ data->set.proxy_ssl.primary.authtype = CURL_TLSAUTH_NONE; + break; + #endif + #endif +--- a/lib/url.c ++++ b/lib/url.c +@@ -556,7 +556,7 @@ CURLcode Curl_init_userdefined(struct Cu + set->ssl.primary.verifypeer = TRUE; + set->ssl.primary.verifyhost = TRUE; + #ifdef USE_TLS_SRP +- set->ssl.authtype = CURL_TLSAUTH_NONE; ++ set->ssl.primary.authtype = CURL_TLSAUTH_NONE; + #endif + set->ssh_auth_types = CURLSSH_AUTH_DEFAULT; /* defaults to any auth + type */ +@@ -1114,6 +1114,12 @@ static void prune_dead_connections(struc + } + } + ++static bool ssh_config_matches(struct connectdata *one, ++ struct connectdata *two) ++{ ++ return (Curl_safecmp(one->proto.sshc.rsa, two->proto.sshc.rsa) && ++ Curl_safecmp(one->proto.sshc.rsa_pub, two->proto.sshc.rsa_pub)); ++} + /* + * Given one filled in connection struct (named needle), this function should + * detect if there already is one that has all the significant details +@@ -1372,6 +1378,11 @@ ConnectionExists(struct Curl_easy *data, + (data->state.httpwant < CURL_HTTP_VERSION_2_0)) + continue; + ++ if(get_protocol_family(needle->handler) == PROTO_FAMILY_SSH) { ++ if(!ssh_config_matches(needle, check)) ++ continue; ++ } ++ + if((needle->handler->flags&PROTOPT_SSL) + #ifndef CURL_DISABLE_PROXY + || !needle->bits.httpproxy || needle->bits.tunnel_proxy +@@ -1772,11 +1783,17 @@ static struct connectdata *allocate_conn + conn->ssl_config.verifystatus = data->set.ssl.primary.verifystatus; + conn->ssl_config.verifypeer = data->set.ssl.primary.verifypeer; + conn->ssl_config.verifyhost = data->set.ssl.primary.verifyhost; ++ conn->ssl_config.ssl_options = data->set.ssl.primary.ssl_options; ++#ifdef USE_TLS_SRP ++#endif + #ifndef CURL_DISABLE_PROXY + conn->proxy_ssl_config.verifystatus = + data->set.proxy_ssl.primary.verifystatus; + conn->proxy_ssl_config.verifypeer = data->set.proxy_ssl.primary.verifypeer; + conn->proxy_ssl_config.verifyhost = data->set.proxy_ssl.primary.verifyhost; ++ conn->proxy_ssl_config.ssl_options = data->set.proxy_ssl.primary.ssl_options; ++#ifdef USE_TLS_SRP ++#endif + #endif + conn->ip_version = data->set.ipver; + conn->bits.connect_only = data->set.connect_only; +@@ -3839,7 +3856,8 @@ static CURLcode create_conn(struct Curl_ + data->set.str[STRING_SSL_ISSUERCERT_PROXY]; + data->set.proxy_ssl.primary.issuercert_blob = + data->set.blobs[BLOB_SSL_ISSUERCERT_PROXY]; +- data->set.proxy_ssl.CRLfile = data->set.str[STRING_SSL_CRLFILE_PROXY]; ++ data->set.proxy_ssl.primary.CRLfile = ++ data->set.str[STRING_SSL_CRLFILE_PROXY]; + data->set.proxy_ssl.cert_type = data->set.str[STRING_CERT_TYPE_PROXY]; + data->set.proxy_ssl.key = data->set.str[STRING_KEY_PROXY]; + data->set.proxy_ssl.key_type = data->set.str[STRING_KEY_TYPE_PROXY]; +@@ -3847,18 +3865,20 @@ static CURLcode create_conn(struct Curl_ + data->set.proxy_ssl.primary.clientcert = data->set.str[STRING_CERT_PROXY]; + data->set.proxy_ssl.key_blob = data->set.blobs[BLOB_KEY_PROXY]; + #endif +- data->set.ssl.CRLfile = data->set.str[STRING_SSL_CRLFILE]; ++ data->set.ssl.primary.CRLfile = data->set.str[STRING_SSL_CRLFILE]; + data->set.ssl.cert_type = data->set.str[STRING_CERT_TYPE]; + data->set.ssl.key = data->set.str[STRING_KEY]; + data->set.ssl.key_type = data->set.str[STRING_KEY_TYPE]; + data->set.ssl.key_passwd = data->set.str[STRING_KEY_PASSWD]; + data->set.ssl.primary.clientcert = data->set.str[STRING_CERT]; + #ifdef USE_TLS_SRP +- data->set.ssl.username = data->set.str[STRING_TLSAUTH_USERNAME]; +- data->set.ssl.password = data->set.str[STRING_TLSAUTH_PASSWORD]; ++ data->set.ssl.primary.username = data->set.str[STRING_TLSAUTH_USERNAME]; ++ data->set.ssl.primary.password = data->set.str[STRING_TLSAUTH_PASSWORD]; + #ifndef CURL_DISABLE_PROXY +- data->set.proxy_ssl.username = data->set.str[STRING_TLSAUTH_USERNAME_PROXY]; +- data->set.proxy_ssl.password = data->set.str[STRING_TLSAUTH_PASSWORD_PROXY]; ++ data->set.proxy_ssl.primary.username = ++ data->set.str[STRING_TLSAUTH_USERNAME_PROXY]; ++ data->set.proxy_ssl.primary.password = ++ data->set.str[STRING_TLSAUTH_PASSWORD_PROXY]; + #endif + #endif + data->set.ssl.key_blob = data->set.blobs[BLOB_KEY]; +--- a/lib/urldata.h ++++ b/lib/urldata.h +@@ -253,10 +253,17 @@ struct ssl_primary_config { + char *cipher_list; /* list of ciphers to use */ + char *cipher_list13; /* list of TLS 1.3 cipher suites to use */ + char *pinned_key; ++ char *CRLfile; /* CRL to check certificate revocation */ + struct curl_blob *cert_blob; + struct curl_blob *ca_info_blob; + struct curl_blob *issuercert_blob; ++#ifdef USE_TLS_SRP ++ char *username; /* TLS username (for, e.g., SRP) */ ++ char *password; /* TLS password (for, e.g., SRP) */ ++ enum CURL_TLSAUTH authtype; /* TLS authentication type (default SRP) */ ++#endif + char *curves; /* list of curves to use */ ++ unsigned char ssl_options; /* the CURLOPT_SSL_OPTIONS bitmask */ + BIT(verifypeer); /* set TRUE if this is desired */ + BIT(verifyhost); /* set TRUE if CN/SAN must match hostname */ + BIT(verifystatus); /* set TRUE if certificate status must be checked */ +@@ -266,7 +273,6 @@ struct ssl_primary_config { + struct ssl_config_data { + struct ssl_primary_config primary; + long certverifyresult; /* result from the certificate verification */ +- char *CRLfile; /* CRL to check certificate revocation */ + curl_ssl_ctx_callback fsslctx; /* function to initialize ssl ctx */ + void *fsslctxp; /* parameter for call back */ + char *cert_type; /* format for certificate (default: PEM)*/ +@@ -274,11 +280,6 @@ struct ssl_config_data { + struct curl_blob *key_blob; + char *key_type; /* format for private key (default: PEM) */ + char *key_passwd; /* plain text private key password */ +-#ifdef USE_TLS_SRP +- char *username; /* TLS username (for, e.g., SRP) */ +- char *password; /* TLS password (for, e.g., SRP) */ +- enum CURL_TLSAUTH authtype; /* TLS authentication type (default SRP) */ +-#endif + BIT(certinfo); /* gather lots of certificate info */ + BIT(falsestart); + BIT(enable_beast); /* allow this flaw for interoperability's sake*/ +--- a/lib/vtls/gtls.c ++++ b/lib/vtls/gtls.c +@@ -432,9 +432,10 @@ gtls_connect_step1(struct Curl_easy *dat + } + + #ifdef HAVE_GNUTLS_SRP +- if((SSL_SET_OPTION(authtype) == CURL_TLSAUTH_SRP) && ++ if((SSL_SET_OPTION(primary.authtype) == CURL_TLSAUTH_SRP) && + Curl_allow_auth_to_host(data)) { +- infof(data, "Using TLS-SRP username: %s", SSL_SET_OPTION(username)); ++ infof(data, "Using TLS-SRP username: %s", ++ SSL_SET_OPTION(primary.username)); + + rc = gnutls_srp_allocate_client_credentials(&backend->srp_client_cred); + if(rc != GNUTLS_E_SUCCESS) { +@@ -444,8 +445,8 @@ gtls_connect_step1(struct Curl_easy *dat + } + + rc = gnutls_srp_set_client_credentials(backend->srp_client_cred, +- SSL_SET_OPTION(username), +- SSL_SET_OPTION(password)); ++ SSL_SET_OPTION(primary.username), ++ SSL_SET_OPTION(primary.password)); + if(rc != GNUTLS_E_SUCCESS) { + failf(data, "gnutls_srp_set_client_cred() failed: %s", + gnutls_strerror(rc)); +@@ -502,19 +503,19 @@ gtls_connect_step1(struct Curl_easy *dat + } + #endif + +- if(SSL_SET_OPTION(CRLfile)) { ++ if(SSL_SET_OPTION(primary.CRLfile)) { + /* set the CRL list file */ + rc = gnutls_certificate_set_x509_crl_file(backend->cred, +- SSL_SET_OPTION(CRLfile), ++ SSL_SET_OPTION(primary.CRLfile), + GNUTLS_X509_FMT_PEM); + if(rc < 0) { + failf(data, "error reading crl file %s (%s)", +- SSL_SET_OPTION(CRLfile), gnutls_strerror(rc)); ++ SSL_SET_OPTION(primary.CRLfile), gnutls_strerror(rc)); + return CURLE_SSL_CRL_BADFILE; + } + else + infof(data, "found %d CRL in %s", +- rc, SSL_SET_OPTION(CRLfile)); ++ rc, SSL_SET_OPTION(primary.CRLfile)); + } + + /* Initialize TLS session as a client */ +@@ -581,7 +582,7 @@ gtls_connect_step1(struct Curl_easy *dat + #ifdef HAVE_GNUTLS_SRP + /* Only add SRP to the cipher list if SRP is requested. Otherwise + * GnuTLS will disable TLS 1.3 support. */ +- if(SSL_SET_OPTION(authtype) == CURL_TLSAUTH_SRP) { ++ if(SSL_SET_OPTION(primary.authtype) == CURL_TLSAUTH_SRP) { + size_t len = strlen(prioritylist); + + char *prioritysrp = malloc(len + sizeof(GNUTLS_SRP) + 1); +@@ -676,7 +677,7 @@ gtls_connect_step1(struct Curl_easy *dat + + #ifdef HAVE_GNUTLS_SRP + /* put the credentials to the current session */ +- if(SSL_SET_OPTION(authtype) == CURL_TLSAUTH_SRP) { ++ if(SSL_SET_OPTION(primary.authtype) == CURL_TLSAUTH_SRP) { + rc = gnutls_credentials_set(session, GNUTLS_CRD_SRP, + backend->srp_client_cred); + if(rc != GNUTLS_E_SUCCESS) { +@@ -855,8 +856,8 @@ Curl_gtls_verifyserver(struct Curl_easy + SSL_CONN_CONFIG(verifyhost) || + SSL_CONN_CONFIG(issuercert)) { + #ifdef HAVE_GNUTLS_SRP +- if(SSL_SET_OPTION(authtype) == CURL_TLSAUTH_SRP +- && SSL_SET_OPTION(username) != NULL ++ if(SSL_SET_OPTION(primary.authtype) == CURL_TLSAUTH_SRP ++ && SSL_SET_OPTION(primary.username) + && !SSL_CONN_CONFIG(verifypeer) + && gnutls_cipher_get(session)) { + /* no peer cert, but auth is ok if we have SRP user and cipher and no +@@ -914,7 +915,8 @@ Curl_gtls_verifyserver(struct Curl_easy + failf(data, "server certificate verification failed. CAfile: %s " + "CRLfile: %s", SSL_CONN_CONFIG(CAfile) ? SSL_CONN_CONFIG(CAfile): + "none", +- SSL_SET_OPTION(CRLfile)?SSL_SET_OPTION(CRLfile):"none"); ++ SSL_SET_OPTION(primary.CRLfile) ? ++ SSL_SET_OPTION(primary.CRLfile) : "none"); + return CURLE_PEER_FAILED_VERIFICATION; + } + else +@@ -1531,8 +1533,8 @@ static int gtls_shutdown(struct Curl_eas + gnutls_certificate_free_credentials(backend->cred); + + #ifdef HAVE_GNUTLS_SRP +- if(SSL_SET_OPTION(authtype) == CURL_TLSAUTH_SRP +- && SSL_SET_OPTION(username) != NULL) ++ if(SSL_SET_OPTION(primary.authtype) == CURL_TLSAUTH_SRP ++ && SSL_SET_OPTION(primary.username) != NULL) + gnutls_srp_free_client_credentials(backend->srp_client_cred); + #endif + +--- a/lib/vtls/openssl.c ++++ b/lib/vtls/openssl.c +@@ -2653,7 +2653,7 @@ static CURLcode ossl_connect_step1(struc + #endif + const long int ssl_version = SSL_CONN_CONFIG(version); + #ifdef USE_OPENSSL_SRP +- const enum CURL_TLSAUTH ssl_authtype = SSL_SET_OPTION(authtype); ++ const enum CURL_TLSAUTH ssl_authtype = SSL_SET_OPTION(primary.authtype); + #endif + char * const ssl_cert = SSL_SET_OPTION(primary.clientcert); + const struct curl_blob *ssl_cert_blob = SSL_SET_OPTION(primary.cert_blob); +@@ -2664,7 +2664,7 @@ static CURLcode ossl_connect_step1(struc + (ca_info_blob ? NULL : SSL_CONN_CONFIG(CAfile)); + const char * const ssl_capath = SSL_CONN_CONFIG(CApath); + const bool verifypeer = SSL_CONN_CONFIG(verifypeer); +- const char * const ssl_crlfile = SSL_SET_OPTION(CRLfile); ++ const char * const ssl_crlfile = SSL_SET_OPTION(primary.CRLfile); + char error_buffer[256]; + struct ssl_backend_data *backend = connssl->backend; + bool imported_native_ca = false; +@@ -2914,15 +2914,15 @@ static CURLcode ossl_connect_step1(struc + #ifdef USE_OPENSSL_SRP + if((ssl_authtype == CURL_TLSAUTH_SRP) && + Curl_allow_auth_to_host(data)) { +- char * const ssl_username = SSL_SET_OPTION(username); +- ++ char * const ssl_username = SSL_SET_OPTION(primary.username); ++ char * const ssl_password = SSL_SET_OPTION(primary.password); + infof(data, "Using TLS-SRP username: %s", ssl_username); + + if(!SSL_CTX_set_srp_username(backend->ctx, ssl_username)) { + failf(data, "Unable to set SRP user name"); + return CURLE_BAD_FUNCTION_ARGUMENT; + } +- if(!SSL_CTX_set_srp_password(backend->ctx, SSL_SET_OPTION(password))) { ++ if(!SSL_CTX_set_srp_password(backend->ctx, ssl_password)) { + failf(data, "failed setting SRP password"); + return CURLE_BAD_FUNCTION_ARGUMENT; + } +--- a/lib/vtls/vtls.c ++++ b/lib/vtls/vtls.c +@@ -132,6 +132,7 @@ Curl_ssl_config_matches(struct ssl_prima + { + if((data->version == needle->version) && + (data->version_max == needle->version_max) && ++ (data->ssl_options == needle->ssl_options) && + (data->verifypeer == needle->verifypeer) && + (data->verifyhost == needle->verifyhost) && + (data->verifystatus == needle->verifystatus) && +@@ -144,9 +145,15 @@ Curl_ssl_config_matches(struct ssl_prima + Curl_safecmp(data->clientcert, needle->clientcert) && + Curl_safecmp(data->random_file, needle->random_file) && + Curl_safecmp(data->egdsocket, needle->egdsocket) && ++#ifdef USE_TLS_SRP ++ Curl_safecmp(data->username, needle->username) && ++ Curl_safecmp(data->password, needle->password) && ++ (data->authtype == needle->authtype) && ++#endif + Curl_safe_strcasecompare(data->cipher_list, needle->cipher_list) && + Curl_safe_strcasecompare(data->cipher_list13, needle->cipher_list13) && + Curl_safe_strcasecompare(data->curves, needle->curves) && ++ Curl_safe_strcasecompare(data->CRLfile, needle->CRLfile) && + Curl_safe_strcasecompare(data->pinned_key, needle->pinned_key)) + return TRUE; + +@@ -163,6 +170,10 @@ Curl_clone_primary_ssl_config(struct ssl + dest->verifyhost = source->verifyhost; + dest->verifystatus = source->verifystatus; + dest->sessionid = source->sessionid; ++ dest->ssl_options = source->ssl_options; ++#ifdef USE_TLS_SRP ++ dest->authtype = source->authtype; ++#endif + + CLONE_BLOB(cert_blob); + CLONE_BLOB(ca_info_blob); +@@ -177,6 +188,11 @@ Curl_clone_primary_ssl_config(struct ssl + CLONE_STRING(cipher_list13); + CLONE_STRING(pinned_key); + CLONE_STRING(curves); ++ CLONE_STRING(CRLfile); ++#ifdef USE_TLS_SRP ++ CLONE_STRING(username); ++ CLONE_STRING(password); ++#endif + + return TRUE; + } +@@ -196,6 +212,11 @@ void Curl_free_primary_ssl_config(struct + Curl_safefree(sslc->ca_info_blob); + Curl_safefree(sslc->issuercert_blob); + Curl_safefree(sslc->curves); ++ Curl_safefree(sslc->CRLfile); ++#ifdef USE_TLS_SRP ++ Curl_safefree(sslc->username); ++ Curl_safefree(sslc->password); ++#endif + } + + #ifdef USE_SSL +--- a/lib/vssh/ssh.h ++++ b/lib/vssh/ssh.h +@@ -7,7 +7,7 @@ + * | (__| |_| | _ <| |___ + * \___|\___/|_| \_\_____| + * +- * Copyright (C) 1998 - 2021, Daniel Stenberg, , et al. ++ * Copyright (C) 1998 - 2022, Daniel Stenberg, , et al. + * + * This software is licensed as described in the file COPYING, which + * you should have received as part of this distribution. The terms +@@ -131,8 +131,8 @@ struct ssh_conn { + + /* common */ + const char *passphrase; /* pass-phrase to use */ +- char *rsa_pub; /* path name */ +- char *rsa; /* path name */ ++ char *rsa_pub; /* strdup'ed public key file */ ++ char *rsa; /* strdup'ed private key file */ + bool authed; /* the connection has been authenticated fine */ + bool acceptfail; /* used by the SFTP_QUOTE (continue if + quote command fails) */ +--- a/lib/vtls/nss.c ++++ b/lib/vtls/nss.c +@@ -1996,13 +1996,13 @@ static CURLcode nss_setup_connect(struct + } + } + +- if(SSL_SET_OPTION(CRLfile)) { +- const CURLcode rv = nss_load_crl(SSL_SET_OPTION(CRLfile)); ++ if(SSL_SET_OPTION(primary.CRLfile)) { ++ const CURLcode rv = nss_load_crl(SSL_SET_OPTION(primary.CRLfile)); + if(rv) { + result = rv; + goto error; + } +- infof(data, " CRLfile: %s", SSL_SET_OPTION(CRLfile)); ++ infof(data, " CRLfile: %s", SSL_SET_OPTION(primary.CRLfile)); + } + + if(SSL_SET_OPTION(primary.clientcert)) { +diff --git a/lib/vtls/mbedtls.c b/lib/vtls/mbedtls.c +index 975094f4fa795..b60b9cac50d4f 100644 +--- a/lib/vtls/mbedtls.c ++++ b/lib/vtls/mbedtls.c +@@ -279,7 +279,7 @@ mbed_connect_step1(struct Curl_easy *data, struct connectdata *conn, + const char * const ssl_capath = SSL_CONN_CONFIG(CApath); + char * const ssl_cert = SSL_SET_OPTION(primary.clientcert); + const struct curl_blob *ssl_cert_blob = SSL_SET_OPTION(primary.cert_blob); +- const char * const ssl_crlfile = SSL_SET_OPTION(CRLfile); ++ const char * const ssl_crlfile = SSL_SET_OPTION(primary.CRLfile); + const char * const hostname = SSL_HOST_NAME(); + #ifndef CURL_DISABLE_VERBOSE_STRINGS + const long int port = SSL_HOST_PORT(); diff --git a/backport-pre-CVE-2022-27782.patch b/backport-pre-CVE-2022-27782.patch new file mode 100644 index 0000000..95cafbe --- /dev/null +++ b/backport-pre-CVE-2022-27782.patch @@ -0,0 +1,32 @@ +From 093531556203decd92d92bccd431edbe5561781c Mon Sep 17 00:00:00 2001 +From: Daniel Stenberg +Date: Tue, 26 Apr 2022 07:46:19 +0200 +Subject: [PATCH] gnutls: don't leak the SRP credentials in redirects + +Follow-up to 620ea21410030 and 139a54ed0a172a + +Reported-by: Harry Sintonen +Closes #8752 +--- + lib/vtls/gtls.c | 6 +++--- + 1 file changed, 3 insertions(+), 3 deletions(-) + +diff --git a/lib/vtls/gtls.c b/lib/vtls/gtls.c +index 9c3a68f0ac6b..0535011911d5 100644 +--- a/lib/vtls/gtls.c ++++ b/lib/vtls/gtls.c +@@ -445,11 +445,11 @@ gtls_connect_step1(struct Curl_easy *data, + } + + #ifdef HAVE_GNUTLS_SRP +- if(SSL_SET_OPTION(authtype) == CURL_TLSAUTH_SRP) { ++ if((SSL_SET_OPTION(authtype) == CURL_TLSAUTH_SRP) && ++ Curl_allow_auth_to_host(data)) { + infof(data, "Using TLS-SRP username: %s", SSL_SET_OPTION(username)); + +- rc = gnutls_srp_allocate_client_credentials( +- &backend->srp_client_cred); ++ rc = gnutls_srp_allocate_client_credentials(&backend->srp_client_cred); + if(rc != GNUTLS_E_SUCCESS) { + failf(data, "gnutls_srp_allocate_client_cred() failed: %s", + gnutls_strerror(rc)); diff --git a/curl.spec b/curl.spec index 0128618..19fcb4e 100644 --- a/curl.spec +++ b/curl.spec @@ -6,7 +6,7 @@ Name: curl Version: 7.79.1 -Release: 4 +Release: 5 Summary: Curl is used in command lines or scripts to transfer data License: MIT URL: https://curl.haxx.se/ @@ -19,6 +19,9 @@ Patch4: backport-CVE-2022-27776.patch Patch5: backport-pre-CVE-2022-27774.patch Patch6: backport-001-CVE-2022-27774.patch Patch7: backport-002-CVE-2022-27774.patch +Patch8: backport-CVE-2022-27781.patch +Patch9: backport-pre-CVE-2022-27782.patch +Patch10: backport-CVE-2022-27782.patch BuildRequires: automake brotli-devel coreutils gcc groff krb5-devel BuildRequires: libidn2-devel libnghttp2-devel libpsl-devel @@ -193,6 +196,12 @@ rm -rf ${RPM_BUILD_ROOT}%{_libdir}/libcurl.la %{_mandir}/man3/* %changelog +* Tue May 17 2022 gaihuiying - 7.79.1-5 +- Type:cves +- CVE:CVE-2022-27781 CVE-2022-27782 +- SUG:NA +- DESC:fix CVE-2022-27781 CVE-2022-27782 + * Sat May 14 2022 gaoxingwang - 7.79.1-4 - Type:bugfix - CVE:NA