vLLM: Public multimodal SHM handle forgery reaches worker-side `pickle.loads()` with insecure serialization disabled

影響: pip:vllm < 0.32.0 → 0.32.0

Affected - Ecosystem / package: pip / vllm - Affected versions: vLLM MultiModalKwargsItem: assert mm_item is not None, f"Expected an address item for {mm_hash=}" if "address" in mm_item: address = cast(int, mm_item["address"].data) monotonic_id = cast(int, mm_item["monotonic_id"].data) return self._shm_cache.get(address, monotonic_id) return mm_item The dereference lands in the SHM deserializer, which pickle.loads() any chunk tagged as bytes — so attacker bytes staged in the ring buffer are unp…

GitHub Advisory Databaseで読む

2026/10/29 06:15、GitHub Advisory Databaseが「vLLM: Public multimodal SHM handle forgery reaches worker-side `pickle.loads()` with insecure serialization disabled」を公開しました (種別: 脆弱性アドバイザリ)。重大度は「重要」(high) です。関連する技術: Python。CVE: CVE-2026-115912。