OSV-2025-510 Use-after-poison in llvm::BitstreamCursor::readRecord

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=428525443 Crash type: Use-after-poison READ 1 Crash state: llvm::BitstreamCursor::readRecord BitcodeReader::parseModule llvm::BitcodeModule::getModuleImpl...