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CVE-2026-102567
Description
CTranslate2 before 4.8.1 contains an out-of-bounds heap read vulnerability in the binary model loader when deserializing string fields without null terminators. Attackers can craft malicious model files to trigger heap memory reads past buffer boundaries, causing crashes or disclosing adjacent heap memory contents.
CVSS Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:HReferences
- https://github.com/OpenNMT/CTranslate2
- https://github.com/OpenNMT/CTranslate2/blob/v4.8.0/src/models/model.cc#L81-L87
- https://github.com/OpenNMT/CTranslate2/commit/d9b991e0700933a0c05373df8b52ed89cdcab96d
- https://github.com/OpenNMT/CTranslate2/pull/2068
- https://github.com/OpenNMT/CTranslate2/releases/tag/v4.8.1
- https://www.vulncheck.com/advisories/ctranslate2-before-4.8.1-out-of-bounds-read-via-model-deserialization