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184f03fed0
Changelog: https://github.com/electron/electron/releases/tag/v26.6.4 Reported by: GitHub (watch releases) Security: 0cee4f9c-5efb-4770-b917-f4e4569e8bec
25 lines
949 B
C++
25 lines
949 B
C++
--- v8/src/execution/isolate.cc.orig 2024-01-04 06:17:44 UTC
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+++ v8/src/execution/isolate.cc
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@@ -147,6 +147,10 @@
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#include "src/execution/simulator-base.h"
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#endif
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+#if defined(V8_OS_OPENBSD)
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+#include <sys/mman.h>
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+#endif
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+
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extern "C" const uint8_t v8_Default_embedded_blob_code_[];
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extern "C" uint32_t v8_Default_embedded_blob_code_size_;
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extern "C" const uint8_t v8_Default_embedded_blob_data_[];
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@@ -3950,6 +3954,11 @@ void Isolate::InitializeDefaultEmbeddedBlob() {
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uint32_t code_size = DefaultEmbeddedBlobCodeSize();
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const uint8_t* data = DefaultEmbeddedBlobData();
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uint32_t data_size = DefaultEmbeddedBlobDataSize();
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+
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+#if defined(V8_OS_OPENBSD) && !defined(V8_TARGET_ARCH_IA32)
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+ mprotect(reinterpret_cast<void *>(const_cast<uint8_t *>(code)),
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+ code_size, PROT_READ | PROT_EXEC);
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+#endif
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if (StickyEmbeddedBlobCode() != nullptr) {
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base::MutexGuard guard(current_embedded_blob_refcount_mutex_.Pointer());
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