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curl: address CVE-2024-8096 (#10731)
Signed-off-by: Muhammad Falak R Wani <[email protected]>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,200 @@ | ||
| From aeb1a281cab13c7ba791cb104e556b20e713941f Mon Sep 17 00:00:00 2001 | ||
| From: Daniel Stenberg <[email protected]> | ||
| Date: Tue, 20 Aug 2024 16:14:39 +0200 | ||
| Subject: [PATCH] gtls: fix OCSP stapling management | ||
|
|
||
| Reported-by: Hiroki Kurosawa | ||
| Closes #14642 | ||
| --- | ||
| lib/vtls/gtls.c | 146 ++++++++++++++++++++++++------------------------ | ||
| 1 file changed, 73 insertions(+), 73 deletions(-) | ||
|
|
||
| diff --git a/lib/vtls/gtls.c b/lib/vtls/gtls.c | ||
| index 03d6fcc038aac3..c7589d9d39bc81 100644 | ||
| --- a/lib/vtls/gtls.c | ||
| +++ b/lib/vtls/gtls.c | ||
| @@ -850,6 +850,13 @@ static CURLcode gtls_client_init(struct Curl_cfilter *cf, | ||
| init_flags |= GNUTLS_NO_TICKETS; | ||
| #endif | ||
|
|
||
| +#if defined(GNUTLS_NO_STATUS_REQUEST) | ||
| + if(!config->verifystatus) | ||
| + /* Disable the "status_request" TLS extension, enabled by default since | ||
| + GnuTLS 3.8.0. */ | ||
| + init_flags |= GNUTLS_NO_STATUS_REQUEST; | ||
| +#endif | ||
| + | ||
| rc = gnutls_init(>ls->session, init_flags); | ||
| if(rc != GNUTLS_E_SUCCESS) { | ||
| failf(data, "gnutls_init() failed: %d", rc); | ||
| @@ -1321,104 +1328,97 @@ Curl_gtls_verifyserver(struct Curl_easy *data, | ||
| infof(data, " server certificate verification SKIPPED"); | ||
|
|
||
| if(config->verifystatus) { | ||
| - if(gnutls_ocsp_status_request_is_checked(session, 0) == 0) { | ||
| - gnutls_datum_t status_request; | ||
| - gnutls_ocsp_resp_t ocsp_resp; | ||
| + gnutls_datum_t status_request; | ||
| + gnutls_ocsp_resp_t ocsp_resp; | ||
| + gnutls_ocsp_cert_status_t status; | ||
| + gnutls_x509_crl_reason_t reason; | ||
|
|
||
| - gnutls_ocsp_cert_status_t status; | ||
| - gnutls_x509_crl_reason_t reason; | ||
| + rc = gnutls_ocsp_status_request_get(session, &status_request); | ||
|
|
||
| - rc = gnutls_ocsp_status_request_get(session, &status_request); | ||
| + if(rc == GNUTLS_E_REQUESTED_DATA_NOT_AVAILABLE) { | ||
| + failf(data, "No OCSP response received"); | ||
| + return CURLE_SSL_INVALIDCERTSTATUS; | ||
| + } | ||
|
|
||
| - infof(data, " server certificate status verification FAILED"); | ||
| + if(rc < 0) { | ||
| + failf(data, "Invalid OCSP response received"); | ||
| + return CURLE_SSL_INVALIDCERTSTATUS; | ||
| + } | ||
|
|
||
| - if(rc == GNUTLS_E_REQUESTED_DATA_NOT_AVAILABLE) { | ||
| - failf(data, "No OCSP response received"); | ||
| - return CURLE_SSL_INVALIDCERTSTATUS; | ||
| - } | ||
| + gnutls_ocsp_resp_init(&ocsp_resp); | ||
|
|
||
| - if(rc < 0) { | ||
| - failf(data, "Invalid OCSP response received"); | ||
| - return CURLE_SSL_INVALIDCERTSTATUS; | ||
| - } | ||
| + rc = gnutls_ocsp_resp_import(ocsp_resp, &status_request); | ||
| + if(rc < 0) { | ||
| + failf(data, "Invalid OCSP response received"); | ||
| + return CURLE_SSL_INVALIDCERTSTATUS; | ||
| + } | ||
|
|
||
| - gnutls_ocsp_resp_init(&ocsp_resp); | ||
| + (void)gnutls_ocsp_resp_get_single(ocsp_resp, 0, NULL, NULL, NULL, NULL, | ||
| + &status, NULL, NULL, NULL, &reason); | ||
|
|
||
| - rc = gnutls_ocsp_resp_import(ocsp_resp, &status_request); | ||
| - if(rc < 0) { | ||
| - failf(data, "Invalid OCSP response received"); | ||
| - return CURLE_SSL_INVALIDCERTSTATUS; | ||
| - } | ||
| + switch(status) { | ||
| + case GNUTLS_OCSP_CERT_GOOD: | ||
| + break; | ||
|
|
||
| - (void)gnutls_ocsp_resp_get_single(ocsp_resp, 0, NULL, NULL, NULL, NULL, | ||
| - &status, NULL, NULL, NULL, &reason); | ||
| + case GNUTLS_OCSP_CERT_REVOKED: { | ||
| + const char *crl_reason; | ||
|
|
||
| - switch(status) { | ||
| - case GNUTLS_OCSP_CERT_GOOD: | ||
| + switch(reason) { | ||
| + default: | ||
| + case GNUTLS_X509_CRLREASON_UNSPECIFIED: | ||
| + crl_reason = "unspecified reason"; | ||
| break; | ||
|
|
||
| - case GNUTLS_OCSP_CERT_REVOKED: { | ||
| - const char *crl_reason; | ||
| - | ||
| - switch(reason) { | ||
| - default: | ||
| - case GNUTLS_X509_CRLREASON_UNSPECIFIED: | ||
| - crl_reason = "unspecified reason"; | ||
| - break; | ||
| - | ||
| - case GNUTLS_X509_CRLREASON_KEYCOMPROMISE: | ||
| - crl_reason = "private key compromised"; | ||
| - break; | ||
| - | ||
| - case GNUTLS_X509_CRLREASON_CACOMPROMISE: | ||
| - crl_reason = "CA compromised"; | ||
| - break; | ||
| - | ||
| - case GNUTLS_X509_CRLREASON_AFFILIATIONCHANGED: | ||
| - crl_reason = "affiliation has changed"; | ||
| - break; | ||
| + case GNUTLS_X509_CRLREASON_KEYCOMPROMISE: | ||
| + crl_reason = "private key compromised"; | ||
| + break; | ||
|
|
||
| - case GNUTLS_X509_CRLREASON_SUPERSEDED: | ||
| - crl_reason = "certificate superseded"; | ||
| - break; | ||
| + case GNUTLS_X509_CRLREASON_CACOMPROMISE: | ||
| + crl_reason = "CA compromised"; | ||
| + break; | ||
|
|
||
| - case GNUTLS_X509_CRLREASON_CESSATIONOFOPERATION: | ||
| - crl_reason = "operation has ceased"; | ||
| - break; | ||
| + case GNUTLS_X509_CRLREASON_AFFILIATIONCHANGED: | ||
| + crl_reason = "affiliation has changed"; | ||
| + break; | ||
|
|
||
| - case GNUTLS_X509_CRLREASON_CERTIFICATEHOLD: | ||
| - crl_reason = "certificate is on hold"; | ||
| - break; | ||
| + case GNUTLS_X509_CRLREASON_SUPERSEDED: | ||
| + crl_reason = "certificate superseded"; | ||
| + break; | ||
|
|
||
| - case GNUTLS_X509_CRLREASON_REMOVEFROMCRL: | ||
| - crl_reason = "will be removed from delta CRL"; | ||
| - break; | ||
| + case GNUTLS_X509_CRLREASON_CESSATIONOFOPERATION: | ||
| + crl_reason = "operation has ceased"; | ||
| + break; | ||
|
|
||
| - case GNUTLS_X509_CRLREASON_PRIVILEGEWITHDRAWN: | ||
| - crl_reason = "privilege withdrawn"; | ||
| - break; | ||
| + case GNUTLS_X509_CRLREASON_CERTIFICATEHOLD: | ||
| + crl_reason = "certificate is on hold"; | ||
| + break; | ||
|
|
||
| - case GNUTLS_X509_CRLREASON_AACOMPROMISE: | ||
| - crl_reason = "AA compromised"; | ||
| - break; | ||
| - } | ||
| + case GNUTLS_X509_CRLREASON_REMOVEFROMCRL: | ||
| + crl_reason = "will be removed from delta CRL"; | ||
| + break; | ||
|
|
||
| - failf(data, "Server certificate was revoked: %s", crl_reason); | ||
| + case GNUTLS_X509_CRLREASON_PRIVILEGEWITHDRAWN: | ||
| + crl_reason = "privilege withdrawn"; | ||
| break; | ||
| - } | ||
|
|
||
| - default: | ||
| - case GNUTLS_OCSP_CERT_UNKNOWN: | ||
| - failf(data, "Server certificate status is unknown"); | ||
| + case GNUTLS_X509_CRLREASON_AACOMPROMISE: | ||
| + crl_reason = "AA compromised"; | ||
| break; | ||
| } | ||
|
|
||
| - gnutls_ocsp_resp_deinit(ocsp_resp); | ||
| + failf(data, "Server certificate was revoked: %s", crl_reason); | ||
| + break; | ||
| + } | ||
|
|
||
| - return CURLE_SSL_INVALIDCERTSTATUS; | ||
| + default: | ||
| + case GNUTLS_OCSP_CERT_UNKNOWN: | ||
| + failf(data, "Server certificate status is unknown"); | ||
| + break; | ||
| } | ||
| - else | ||
| - infof(data, " server certificate status verification OK"); | ||
| + | ||
| + gnutls_ocsp_resp_deinit(ocsp_resp); | ||
| + if(status != GNUTLS_OCSP_CERT_GOOD) | ||
| + return CURLE_SSL_INVALIDCERTSTATUS; | ||
| } | ||
| else | ||
| infof(data, " server certificate status verification SKIPPED"); |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,14 +1,15 @@ | ||
| Summary: An URL retrieval utility and library | ||
| Name: curl | ||
| Version: 8.8.0 | ||
| Release: 2%{?dist} | ||
| Release: 3%{?dist} | ||
| License: curl | ||
| Vendor: Microsoft Corporation | ||
| Distribution: Mariner | ||
| Group: System Environment/NetworkingLibraries | ||
| URL: https://curl.haxx.se | ||
| Source0: https://curl.haxx.se/download/%{name}-%{version}.tar.gz | ||
| Patch0: CVE-2024-6197.patch | ||
| Patch1: CVE-2024-8096.patch | ||
| BuildRequires: krb5-devel | ||
| BuildRequires: libssh2-devel | ||
| BuildRequires: nghttp2-devel | ||
|
|
@@ -86,6 +87,9 @@ find %{buildroot} -type f -name "*.la" -delete -print | |
| %{_libdir}/libcurl.so.* | ||
|
|
||
| %changelog | ||
| * Tue Oct 15 2024 Muhammad Falak <[email protected]> - 8.8.0-3 | ||
| - Address CVE-2024-8096 | ||
|
|
||
| * Wed Sep 4 2024 Aadhar Agarwal <[email protected]> - 8.8.0-2 | ||
| - Patch CVE-2024-6197 | ||
|
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||
|
|
||
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