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!87 Backport patch to fix CVE-2023-46049

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From: @liyunfei33 
Reviewed-by: @cf-zhao 
Signed-off-by: @cf-zhao
This commit is contained in:
openeuler-ci-bot 2024-04-12 06:46:26 +00:00 committed by Gitee
commit ca49cc8cad
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GPG Key ID: 173E9B9CA92EEF8F
2 changed files with 42 additions and 1 deletions
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37
0013-Backport-Bitcode-Add-some-missing-GetTypeByID-failure-checks.patch Normal file
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@ -0,0 +1,37 @@
From 58f4b115f97435efa1df1baa3247791a13444c00 Mon Sep 17 00:00:00 2001
From: Nikita Popov <npopov@redhat.com>
Date: Tue, 26 Sep 2023 16:51:40 +0200
Subject: [PATCH 1/3] [Bitcode] Add some missing GetTypeByID failure checks
Print an error instead of crashing.
Fixes https://github.com/llvm/llvm-project/issues/67388.
---
llvm/lib/Bitcode/Reader/MetadataLoader.cpp | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/llvm/lib/Bitcode/Reader/MetadataLoader.cpp b/llvm/lib/Bitcode/Reader/MetadataLoader.cpp
index 0a9a80688a41..2f024899b451 100644
--- a/llvm/lib/Bitcode/Reader/MetadataLoader.cpp
+++ b/llvm/lib/Bitcode/Reader/MetadataLoader.cpp
@@ -1315,7 +1315,7 @@ Error MetadataLoader::MetadataLoaderImpl::parseOneMetadata(
unsigned TyID = Record[0];
Type *Ty = Callbacks.GetTypeByID(TyID);
- if (Ty->isMetadataTy() || Ty->isVoidTy()) {
+ if (!Ty || Ty->isMetadataTy() || Ty->isVoidTy()) {
dropRecord();
break;
}
@@ -1366,7 +1366,7 @@ Error MetadataLoader::MetadataLoaderImpl::parseOneMetadata(
unsigned TyID = Record[0];
Type *Ty = Callbacks.GetTypeByID(TyID);
- if (Ty->isMetadataTy() || Ty->isVoidTy())
+ if (!Ty || Ty->isMetadataTy() || Ty->isVoidTy())
return error("Invalid record");
Value *V = ValueList.getValueFwdRef(Record[1], Ty, TyID,
--
2.33.0

6
llvm.spec
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@ -37,7 +37,7 @@
Name: %{pkg_name}
Version: %{maj_ver}.%{min_ver}.%{patch_ver}
Release: 4
Release: 5
Summary: The Low Level Virtual Machine
License: NCSA
@ -60,6 +60,7 @@ Patch10: 0010-Backport-Mips-MC-AttemptToFoldSymbolOffsetDifference-revert-isMic
Patch11: 0011-Backport-LoongArch-Add-the-support-for-vector-in-llvm17.patch
Patch12: 0012-Backport-LoongArch-improve-the-support-for-compiler-rt-and-bugfix.patch
Patch13: 0013-Backport-Bitcode-Add-some-missing-GetTypeByID-failure-checks.patch
BuildRequires: binutils-devel
BuildRequires: cmake
@ -342,6 +343,9 @@ LD_LIBRARY_PATH=%{buildroot}/%{install_libdir} %{__ninja} check-all -C ./_build
%{install_includedir}/llvm-gmock
%changelog
* Tue Apr 09 2024 liyunfei <liyunfei33@huawei.com> - 17.0.6-5
- Backport patch to fix CVE-2023-46049
* Wed Apr 03 2024 zhanglimin <zhanglimin@loongson.cn> - 17.0.6-4
- Improve the support for compiler-rt and fix some bugs on LoongArch