for consistent support of security policies we build
RC4 support in TLS (not default) and allow SHA1 in SECLEVEL 2
This commit is contained in:
parent
d2c08bab45
commit
1a7b91b472
@ -1,30 +0,0 @@
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diff -up openssl-1.1.0f/ssl/s3_lib.c.weak-ciphers openssl-1.1.0f/ssl/s3_lib.c
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--- openssl-1.1.0f/ssl/s3_lib.c.weak-ciphers 2017-05-25 14:46:20.000000000 +0200
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+++ openssl-1.1.0f/ssl/s3_lib.c 2017-06-15 15:12:51.555142528 +0200
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@@ -2425,7 +2425,7 @@ static SSL_CIPHER ssl3_ciphers[] = {
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SSL_GOST89MAC,
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TLS1_VERSION, TLS1_2_VERSION,
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0, 0,
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- SSL_HIGH,
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+ SSL_MEDIUM,
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SSL_HANDSHAKE_MAC_GOST94 | TLS1_PRF_GOST94 | TLS1_STREAM_MAC,
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256,
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256,
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@@ -2455,7 +2455,7 @@ static SSL_CIPHER ssl3_ciphers[] = {
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SSL_GOST89MAC12,
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TLS1_VERSION, TLS1_2_VERSION,
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0, 0,
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- SSL_HIGH,
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+ SSL_MEDIUM,
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SSL_HANDSHAKE_MAC_GOST12_256 | TLS1_PRF_GOST12_256 | TLS1_STREAM_MAC,
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256,
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256,
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@@ -2558,7 +2558,7 @@ static SSL_CIPHER ssl3_ciphers[] = {
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},
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#endif /* OPENSSL_NO_SEED */
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-#ifndef OPENSSL_NO_WEAK_SSL_CIPHERS
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+#if 0 /* No RC4 */
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{
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1,
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SSL3_TXT_RSA_RC4_128_MD5,
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51
openssl-1.1.1-seclevel.patch
Normal file
51
openssl-1.1.1-seclevel.patch
Normal file
@ -0,0 +1,51 @@
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diff -up openssl-1.1.1/crypto/x509/x509_vfy.c.seclevel openssl-1.1.1/crypto/x509/x509_vfy.c
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--- openssl-1.1.1/crypto/x509/x509_vfy.c.seclevel 2018-09-11 14:48:22.000000000 +0200
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+++ openssl-1.1.1/crypto/x509/x509_vfy.c 2018-09-14 10:51:05.126520376 +0200
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@@ -3220,6 +3220,7 @@ static int build_chain(X509_STORE_CTX *c
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}
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static const int minbits_table[] = { 80, 112, 128, 192, 256 };
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+static const int minbits_digest_table[] = { 80, 80, 128, 192, 256 };
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static const int NUM_AUTH_LEVELS = OSSL_NELEM(minbits_table);
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/*
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@@ -3264,6 +3265,8 @@ static int check_sig_level(X509_STORE_CT
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if (!X509_get_signature_info(cert, NULL, NULL, &secbits, NULL))
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return 0;
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-
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- return secbits >= minbits_table[level - 1];
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+ /* Allow SHA1 in SECLEVEL 2 in non-FIPS mode */
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+ if (FIPS_mode())
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+ return secbits >= minbits_table[level - 1];
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+ return secbits >= minbits_digest_table[level - 1];
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}
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diff -up openssl-1.1.1/doc/man3/SSL_CTX_set_security_level.pod.seclevel openssl-1.1.1/doc/man3/SSL_CTX_set_security_level.pod
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--- openssl-1.1.1/doc/man3/SSL_CTX_set_security_level.pod.seclevel 2018-09-11 14:48:22.000000000 +0200
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+++ openssl-1.1.1/doc/man3/SSL_CTX_set_security_level.pod 2018-09-13 15:55:17.579190996 +0200
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@@ -81,8 +81,10 @@ using MD5 for the MAC is also prohibited
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=item B<Level 2>
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-Security level set to 112 bits of security. As a result RSA, DSA and DH keys
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-shorter than 2048 bits and ECC keys shorter than 224 bits are prohibited.
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+Security level set to 112 bits of security with the exception of SHA1 allowed
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+for signatures.
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+As a result RSA, DSA and DH keys shorter than 2048 bits and ECC keys
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+shorter than 224 bits are prohibited.
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In addition to the level 1 exclusions any cipher suite using RC4 is also
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prohibited. SSL version 3 is also not allowed. Compression is disabled.
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diff -up openssl-1.1.1/ssl/ssl_cert.c.seclevel openssl-1.1.1/ssl/ssl_cert.c
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--- openssl-1.1.1/ssl/ssl_cert.c.seclevel 2018-09-11 14:48:23.000000000 +0200
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+++ openssl-1.1.1/ssl/ssl_cert.c 2018-09-14 10:50:35.960112056 +0200
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@@ -983,6 +983,9 @@ static int ssl_security_default_callback
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return 0;
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break;
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default:
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+ /* allow SHA1 in SECLEVEL 2 in non FIPS mode */
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+ if (nid == NID_sha1 && minbits == 112 && !FIPS_mode())
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+ break;
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if (bits < minbits)
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return 0;
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}
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0
openssl-1.1.1-weak-ciphers.patch
Normal file
0
openssl-1.1.1-weak-ciphers.patch
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@ -56,7 +56,8 @@ Patch41: openssl-1.1.1-system-cipherlist.patch
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Patch42: openssl-1.1.1-fips.patch
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Patch43: openssl-1.1.1-ignore-bound.patch
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Patch44: openssl-1.1.1-version-override.patch
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Patch45: openssl-1.1.0-weak-ciphers.patch
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Patch45: openssl-1.1.1-weak-ciphers.patch
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Patch46: openssl-1.1.1-seclevel.patch
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# Backported fixes including security fixes
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License: OpenSSL
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@ -159,6 +160,7 @@ cp %{SOURCE13} test/
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%patch43 -p1 -b .ignore-bound
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%patch44 -p1 -b .version-override
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%patch45 -p1 -b .weak-ciphers
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%patch46 -p1 -b .seclevel
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%build
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@ -447,6 +449,10 @@ export LD_LIBRARY_PATH
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%postun libs -p /sbin/ldconfig
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%changelog
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* Fri Sep 14 2018 Tomáš Mráz <tmraz@redhat.com> 1.1.1-2
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- for consistent support of security policies we build
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RC4 support in TLS (not default) and allow SHA1 in SECLEVEL 2
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* Thu Sep 13 2018 Tomáš Mráz <tmraz@redhat.com> 1.1.1-1
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- update to the final 1.1.1 version
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