!3 Upgrade 2.0.0 to fix CVE-2020-35864
From: @starlet-dx Reviewed-by: @jingxiaolu Signed-off-by: @jingxiaolu
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@ -1,156 +0,0 @@
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From c80316a3efc9244af035e1ebfe2b4df15d691c96 Mon Sep 17 00:00:00 2001
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From: Sergey Avseyev <sergey.avseyev@gmail.com>
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Date: Thu, 10 Jan 2019 07:37:09 +0300
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Subject: [PATCH] generate gcc pragmas to ignore -Wclass-memaccess
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---
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samples/monster_generated.h | 7 +++++++
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src/idl_gen_cpp.cpp | 7 +++++++
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tests/monster_test_generated.h | 21 +++++++++++++++++++
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.../namespace_test1_generated.h | 7 +++++++
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tests/union_vector/union_vector_generated.h | 14 +++++++++++++
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5 files changed, 56 insertions(+)
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diff --git a/samples/monster_generated.h b/samples/monster_generated.h
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index 5ac4be3..ae1fd04 100644
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--- a/samples/monster_generated.h
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+++ b/samples/monster_generated.h
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@@ -164,7 +164,14 @@ FLATBUFFERS_MANUALLY_ALIGNED_STRUCT(4) Vec3 FLATBUFFERS_FINAL_CLASS {
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public:
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Vec3() {
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+#if defined(__GNUC__)
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+#pragma GCC diagnostic push
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+#pragma GCC diagnostic ignored "-Wclass-memaccess"
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+#endif
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memset(this, 0, sizeof(Vec3));
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+#if defined(__GNUC__)
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+#pragma GCC diagnostic pop
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+#endif
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}
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Vec3(float _x, float _y, float _z)
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: x_(flatbuffers::EndianScalar(_x)),
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diff --git a/src/idl_gen_cpp.cpp b/src/idl_gen_cpp.cpp
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index a0abfdd..8d35673 100644
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--- a/src/idl_gen_cpp.cpp
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+++ b/src/idl_gen_cpp.cpp
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@@ -2585,7 +2585,14 @@ class CppGenerator : public BaseGenerator {
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// Generate a default constructor.
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code_ += " {{STRUCT_NAME}}() {";
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+ code_ += "#if defined(__GNUC__)";
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+ code_ += "#pragma GCC diagnostic push";
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+ code_ += "#pragma GCC diagnostic ignored \"-Wclass-memaccess\"";
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+ code_ += "#endif";
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code_ += " memset(this, 0, sizeof({{STRUCT_NAME}}));";
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+ code_ += "#if defined(__GNUC__)";
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+ code_ += "#pragma GCC diagnostic pop";
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+ code_ += "#endif";
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code_ += " }";
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// Generate a constructor that takes all fields as arguments.
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diff --git a/tests/monster_test_generated.h b/tests/monster_test_generated.h
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index 0f5e252..4b0aa9f 100644
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--- a/tests/monster_test_generated.h
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+++ b/tests/monster_test_generated.h
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@@ -269,7 +269,14 @@ FLATBUFFERS_MANUALLY_ALIGNED_STRUCT(2) Test FLATBUFFERS_FINAL_CLASS {
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public:
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Test() {
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+#if defined(__GNUC__)
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+#pragma GCC diagnostic push
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+#pragma GCC diagnostic ignored "-Wclass-memaccess"
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+#endif
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memset(this, 0, sizeof(Test));
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+#if defined(__GNUC__)
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+#pragma GCC diagnostic pop
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+#endif
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}
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Test(int16_t _a, int8_t _b)
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: a_(flatbuffers::EndianScalar(_a)),
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@@ -312,7 +319,14 @@ FLATBUFFERS_MANUALLY_ALIGNED_STRUCT(16) Vec3 FLATBUFFERS_FINAL_CLASS {
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public:
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Vec3() {
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+#if defined(__GNUC__)
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+#pragma GCC diagnostic push
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+#pragma GCC diagnostic ignored "-Wclass-memaccess"
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+#endif
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memset(this, 0, sizeof(Vec3));
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+#if defined(__GNUC__)
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+#pragma GCC diagnostic pop
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+#endif
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}
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Vec3(float _x, float _y, float _z, double _test1, Color _test2, const Test &_test3)
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: x_(flatbuffers::EndianScalar(_x)),
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@@ -384,7 +398,14 @@ FLATBUFFERS_MANUALLY_ALIGNED_STRUCT(4) Ability FLATBUFFERS_FINAL_CLASS {
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public:
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Ability() {
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+#if defined(__GNUC__)
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+#pragma GCC diagnostic push
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+#pragma GCC diagnostic ignored "-Wclass-memaccess"
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+#endif
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memset(this, 0, sizeof(Ability));
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+#if defined(__GNUC__)
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+#pragma GCC diagnostic pop
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+#endif
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}
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Ability(uint32_t _id, uint32_t _distance)
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: id_(flatbuffers::EndianScalar(_id)),
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diff --git a/tests/namespace_test/namespace_test1_generated.h b/tests/namespace_test/namespace_test1_generated.h
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index d82a577..a7637bc 100644
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--- a/tests/namespace_test/namespace_test1_generated.h
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+++ b/tests/namespace_test/namespace_test1_generated.h
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@@ -56,7 +56,14 @@ FLATBUFFERS_MANUALLY_ALIGNED_STRUCT(4) StructInNestedNS FLATBUFFERS_FINAL_CLASS
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public:
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StructInNestedNS() {
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+#if defined(__GNUC__)
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+#pragma GCC diagnostic push
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+#pragma GCC diagnostic ignored "-Wclass-memaccess"
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+#endif
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memset(this, 0, sizeof(StructInNestedNS));
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+#if defined(__GNUC__)
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+#pragma GCC diagnostic pop
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+#endif
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}
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StructInNestedNS(int32_t _a, int32_t _b)
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: a_(flatbuffers::EndianScalar(_a)),
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diff --git a/tests/union_vector/union_vector_generated.h b/tests/union_vector/union_vector_generated.h
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index c5b2250..57d208e 100644
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--- a/tests/union_vector/union_vector_generated.h
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+++ b/tests/union_vector/union_vector_generated.h
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@@ -188,7 +188,14 @@ FLATBUFFERS_MANUALLY_ALIGNED_STRUCT(4) Rapunzel FLATBUFFERS_FINAL_CLASS {
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public:
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Rapunzel() {
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+#if defined(__GNUC__)
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+#pragma GCC diagnostic push
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+#pragma GCC diagnostic ignored "-Wclass-memaccess"
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+#endif
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memset(this, 0, sizeof(Rapunzel));
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+#if defined(__GNUC__)
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+#pragma GCC diagnostic pop
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+#endif
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}
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Rapunzel(int32_t _hair_length)
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: hair_length_(flatbuffers::EndianScalar(_hair_length)) {
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@@ -213,7 +220,14 @@ FLATBUFFERS_MANUALLY_ALIGNED_STRUCT(4) BookReader FLATBUFFERS_FINAL_CLASS {
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public:
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BookReader() {
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+#if defined(__GNUC__)
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+#pragma GCC diagnostic push
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+#pragma GCC diagnostic ignored "-Wclass-memaccess"
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+#endif
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memset(this, 0, sizeof(BookReader));
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+#if defined(__GNUC__)
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+#pragma GCC diagnostic pop
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+#endif
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}
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BookReader(int32_t _books_read)
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: books_read_(flatbuffers::EndianScalar(_books_read)) {
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--
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2.20.1
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@ -1,53 +0,0 @@
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From 7e4124d6e6ccafb267f80f3e57e3780913d5cbe5 Mon Sep 17 00:00:00 2001
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From: Dmitry Volosnykh <dmitry.volosnykh@gmail.com>
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Date: Mon, 4 May 2020 23:23:41 +0300
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Subject: [PATCH] Handle git program or .git folder absence (#5878)
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Assume version is 0.0.0.0 in such cases.
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---
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CMake/Version.cmake | 37 +++++++++++++++++++++++++++----------
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1 file changed, 27 insertions(+), 10 deletions(-)
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diff --git a/CMake/Version.cmake b/CMake/Version.cmake
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index db6613b840..0bed50f6e2 100644
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--- a/CMake/Version.cmake
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+++ b/CMake/Version.cmake
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@@ -1,11 +1,28 @@
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+set(VERSION_MAJOR 1)
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+set(VERSION_MINOR 10)
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+set(VERSION_PATCH 0)
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+set(VERSION_COMMIT 0)
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+
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find_program(GIT git)
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-execute_process(
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- COMMAND ${GIT} describe
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- WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
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- OUTPUT_VARIABLE GIT_DESCRIBE_DIRTY
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- OUTPUT_STRIP_TRAILING_WHITESPACE
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-)
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-string(REGEX REPLACE "^v([0-9]+)\\..*" "\\1" VERSION_MAJOR "${GIT_DESCRIBE_DIRTY}")
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-string(REGEX REPLACE "^v[0-9]+\\.([0-9]+).*" "\\1" VERSION_MINOR "${GIT_DESCRIBE_DIRTY}")
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-string(REGEX REPLACE "^v[0-9]+\\.[0-9]+\\.([0-9]+).*" "\\1" VERSION_PATCH "${GIT_DESCRIBE_DIRTY}")
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-string(REGEX REPLACE "^v[0-9]+\\.[0-9]+\\.[0-9]+\\-([0-9]+).*" "\\1" VERSION_COMMIT "${GIT_DESCRIBE_DIRTY}")
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+if(GIT)
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+ execute_process(
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+ COMMAND ${GIT} describe
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+ WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
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+ OUTPUT_VARIABLE GIT_DESCRIBE_DIRTY
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+ OUTPUT_STRIP_TRAILING_WHITESPACE
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+ RESULT_VARIABLE GIT_DESCRIBE_RESULT
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+ )
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+
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+ if(GIT_DESCRIBE_RESULT EQUAL 0)
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+ string(REGEX REPLACE "^v([0-9]+)\\..*" "\\1" VERSION_MAJOR "${GIT_DESCRIBE_DIRTY}")
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+ string(REGEX REPLACE "^v[0-9]+\\.([0-9]+).*" "\\1" VERSION_MINOR "${GIT_DESCRIBE_DIRTY}")
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+ string(REGEX REPLACE "^v[0-9]+\\.[0-9]+\\.([0-9]+).*" "\\1" VERSION_PATCH "${GIT_DESCRIBE_DIRTY}")
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+ string(REGEX REPLACE "^v[0-9]+\\.[0-9]+\\.[0-9]+\\-([0-9]+).*" "\\1" VERSION_COMMIT "${GIT_DESCRIBE_DIRTY}")
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+ else()
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+ message(WARNING "git describe failed with exit code: ${GIT_DESCRIBE_RESULT}")
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+ endif()
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+else()
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+ message(WARNING "git is not found")
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+endif()
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+
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+message("Proceeding with version: ${VERSION_MAJOR}.${VERSION_MINOR}.${VERSION_PATCH}.${VERSION_COMMIT}")
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@ -1,34 +0,0 @@
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diff -Nur a/include/flatbuffers/base.h b/include/flatbuffers/base.h
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--- a/include/flatbuffers/base.h 2018-10-04 03:48:47.000000000 +0800
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+++ b/include/flatbuffers/base.h 2021-08-02 19:48:18.468933100 +0800
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@@ -266,13 +266,30 @@
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return EndianScalar(*reinterpret_cast<const T *>(p));
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}
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+#if defined(__GNUC__) && !defined(__clang__)
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+ #define FLATBUFFERS_GCC (__GNUC__ * 10000 + __GNUC_MINOR__ * 100 + __GNUC_PATCHLEVEL__)
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+#else
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+ #define FLATBUFFERS_GCC 0
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+#endif
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+
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+// See https://github.com/google/flatbuffers/issues/5950
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+#if (FLATBUFFERS_GCC >= 100000) && (FLATBUFFERS_GCC < 110000)
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+ #pragma GCC diagnostic push
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+ #pragma GCC diagnostic ignored "-Wstringop-overflow"
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+#endif
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+
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template<typename T> void WriteScalar(void *p, T t) {
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*reinterpret_cast<T *>(p) = EndianScalar(t);
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}
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+#if (FLATBUFFERS_GCC >= 100000) && (FLATBUFFERS_GCC < 110000)
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+ #pragma GCC diagnostic pop
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+#endif
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+
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// Computes how many bytes you'd have to pad to be able to write an
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// "scalar_size" scalar if the buffer had grown to "buf_size" (downwards in
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// memory).
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+
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inline size_t PaddingBytes(size_t buf_size, size_t scalar_size) {
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return ((~buf_size) + 1) & (scalar_size - 1);
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}
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Binary file not shown.
@ -4,19 +4,15 @@
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%bcond_without tests
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%endif
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Name: flatbuffers
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Version: 1.10.0
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Release: 2
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Version: 2.0.0
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Release: 1
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Summary: Memory efficient serialization library
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License: Apache-2.0
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URL: https://github.com/google/flatbuffers
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Source0: https://github.com/google/flatbuffers/archive/v%{version}/%{name}-%{version}.tar.gz
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Source0: https://github.com/google/flatbuffers/archive/refs/tags/v%{version}.tar.gz
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Source1: flatc.1
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Source2: flatbuffers.7
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Patch0: 0001-generate-gcc-pragmas-to-ignore-Wclass-memaccess.patch
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Patch1: Handle-git-program-or-.git-folder-absence.patch
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Patch2: fix-compilation-failed.patch
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BuildRequires: gcc-c++ cmake >= 2.8.9
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Provides: bundled(grpc)
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%description
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@ -70,9 +66,13 @@ make test
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%{_includedir}/flatbuffers
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%{_libdir}/libflatbuffers.so
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%{_mandir}/man7/flatbuffers.7*
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%{_libdir}/pkgconfig/flatbuffers.pc
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%{_libdir}/cmake/flatbuffers/*.cmake
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%changelog
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* Tue Aug 17 2021 yaoxin <yaoxin30@huawei.com> - 2.0.0-1
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- Upgrade 2.0.0 to fix CVE-2020-35864
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* Mon Aug 2 2021 Haiwei Li <lihaiwei8@huawei.com> - 1.10.0-2
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- Fix complication failed due to gcc upgrade
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BIN
v2.0.0.tar.gz
Normal file
BIN
v2.0.0.tar.gz
Normal file
Binary file not shown.
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