2 Commits

Author SHA256 Message Date
cb807dc2af Fix CVE-2023-50979 2026-01-09 16:50:00 +02:00
40db48778c Sync changes to SLFO-1.2 branch 2025-08-20 09:36:20 +02:00
3 changed files with 23 additions and 46 deletions

View File

@@ -4,23 +4,23 @@ Date: Wed May 28 16:17:10 2025 +0300
Fix ElGamal side channel issue
Index: cryptopp-CRYPTOPP_8_9_0/pubkey.h
===================================================================
--- cryptopp-CRYPTOPP_8_9_0.orig/pubkey.h
+++ cryptopp-CRYPTOPP_8_9_0/pubkey.h
@@ -1855,7 +1855,14 @@ public:
diff --git a/pubkey.h b/pubkey.h
index 31e00a33..b12ef458 100644
--- a/pubkey.h
+++ b/pubkey.h
@@ -1854,8 +1854,13 @@ public:
SecByteBlock derivedKey(encAlg.GetSymmetricKeyLength(encAlg.GetMaxSymmetricPlaintextLength(ciphertextLength)));
derivAlg.Derive(params, derivedKey, derivedKey.size(), z, q, parameters);
-
- return encAlg.SymmetricDecrypt(derivedKey, ciphertext, ciphertextLength, plaintext, parameters);
+ DecodingResult res = encAlg.SymmetricDecrypt(derivedKey, ciphertext, ciphertextLength, plaintext, parameters);
+ Element z2 = agreeAlg.AgreeWithStaticPrivateKey(params, q, true, key.GetPrivateExponent());
+ if (z == z2) {
+ } else {
+ return DecodingResult();
+ }
+ return res;
+
+ DecodingResult res = encAlg.SymmetricDecrypt(derivedKey, ciphertext, ciphertextLength, plaintext, parameters);
+ Element z2 = agreeAlg.AgreeWithStaticPrivateKey(params, q, true, key.GetPrivateExponent());
+ if (z == z2) {
+ } else {
+ return DecodingResult();
+ }
+ return res;
}
catch (DL_BadElement &)
{

View File

@@ -1,18 +1,13 @@
-------------------------------------------------------------------
Wed Jan 14 09:08:04 UTC 2026 - Angel Yankov <angel.yankov@suse.com>
Fri Jan 9 14:49:05 UTC 2026 - Angel Yankov <angel.yankov@suse.com>
- Security fix [bsc#1218217, CVE-2023-50979]
Security fix [bsc#1218217, CVE-2023-50979]
* Fix side-channel leakage during decryption with PKCS#1v1.5 padding
* Added patch libcryptopp-CVE-2023-50979.patch
* https://github.com/Coralesoft/cryptopp/commit/0923d82f5c3ac8cf6c99108be2ad9260f2a61f6c
* https://github.com/Coralesoft/cryptopp/commit/0923d82f5c3ac8cf6c99108be2ad9260f2a61f6c
-------------------------------------------------------------------
Fri Oct 24 06:59:04 UTC 2025 - Guillaume GARDET <guillaume.gardet@opensuse.org>
- Fix build on aarch64
-------------------------------------------------------------------
Tue Oct 7 07:56:39 UTC 2025 - Angel Yankov <angel.yankov@suse.com>
Thu May 29 10:56:35 UTC 2025 - Angel Yankov <angel.yankov@suse.com>
- Security fix [bsc#1224280, CVE-2024-28285]
* potential leak of secret key of ElGamal encryption via fault injection

View File

@@ -1,24 +1,6 @@
#
# spec file for package libcryptopp
#
# Copyright (c) 2026 SUSE LLC and contributors
#
# All modifications and additions to the file contributed by third parties
# remain the property of their copyright owners, unless otherwise agreed
# upon. The license for this file, and modifications and additions to the
# file, is the same license as for the pristine package itself (unless the
# license for the pristine package is not an Open Source License, in which
# case the license is the MIT License). An "Open Source License" is a
# license that conforms to the Open Source Definition (Version 1.9)
# published by the Open Source Initiative.
# Please submit bugfixes or comments via https://bugs.opensuse.org/
#
#
# spec file for package libcryptopp
#
# Copyright (c) 2024 SUSE LLC
#
# All modifications and additions to the file contributed by third parties
@@ -33,6 +15,7 @@
# Please submit bugfixes or comments via https://bugs.opensuse.org/
#
%define major 8
%define minor 9
%define patchlevel 0
@@ -57,10 +40,10 @@ Patch1: libcryptopp-shared.patch
Patch2: libcryptopp-CVE-2023-50980.patch
# CVE-2023-50981 [bsc#1218222], issue on ModularSquareRoot function leads to potential DoS
Patch3: libcryptopp-CVE-2023-50981.patch
# PATCH-FIX-SUSE: [bsc#1224280] CVE-2024-28285 potential leak of secret key of ElGamal encryption via fault injection
Patch4: libcryptopp-CVE-2024-28285.patch
# PATCH-FIX-SUSE: [bsc#1224280] CVE-2024-28285 potential leak of secret key of ElGamal encryption via fault injection
Patch4: libcryptopp-CVE-2024-28285.patch
# PATCH-FIX-UPSTREAM: [bsc#1218217, CVE-2023-50979] side-channel leakage during decryption with PKCS#1v1.5 padding (marvin )
Patch5: libcryptopp-CVE-2023-50979.patch
Patch5: libcryptopp-CVE-2023-50979.patch
BuildRequires: dos2unix
BuildRequires: gcc-c++
BuildRequires: pkgconfig
@@ -121,8 +104,7 @@ CXXFLAGS="$CXXFLAGS -DCRYPTOPP_DISABLE_ALTIVEC"
%make_install \
PREFIX="%{_prefix}" \
LIB="%{_lib}" \
LIBSUFFIX="-%{version}" \
LDFLAGS="-pthread -lgomp"
LIBSUFFIX="-%{version}"
rm -rf "%{buildroot}%{_bindir}" %{buildroot}%{_datadir}/cryptopp
rm -rf %{buildroot}%{_libdir}/*.a