================
@@ -1819,23 +1821,35 @@ llvm::Error
AppleObjCRuntimeV2::SharedCacheImageHeaders::UpdateIfNeeded() {
constexpr lldb::addr_t metadata_size =
sizeof(uint32_t) + sizeof(uint32_t); // count + entsize
- Status error;
+ /// Sanity check: m_count and m_entsize are external input, guard against
+ /// invalid values using an arbitrary 1GB maximum size.
+ const size_t memory_needed = static_cast<size_t>(m_count) * m_entsize;
----------------
felipepiovezan wrote:
I'm not even concerned about overflow to be honest. If the end result is
something like 1TB without overflowing, I don't want to read it either.
https://github.com/llvm/llvm-project/pull/211774
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