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Add a safety measure for string loading in BGSM

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This commit is contained in:
Alexei Kotov 2024-04-18 02:58:19 +03:00
parent f9f8c1e591
commit 484a360792
1 changed files with 3 additions and 0 deletions
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3
components/bgsm/stream.cpp
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@ -41,6 +41,9 @@ namespace Bgsm
std::string BGSMStream::getSizedString(size_t length)
{
// Prevent potential memory allocation freezes; strings this long are not expected in BGSM
if (length > 1024)
throw std::runtime_error("Requested string length is too large: " + std::to_string(length));
std::string str(length, '\0');
mStream->read(str.data(), length);
if (mStream->bad())