CVE-2026-116731 | BDVDB-2026-396118 Detail
tildearrowfurnace
Description#
Furnace through 0.6.8.3 contains an out-of-bounds write vulnerability in DivEngine::loadFTM() that allows attackers to corrupt heap memory via an unchecked subsong index in the GROOVES block. Attackers can craft a FamiTracker module with a subsong count of 2 or more to write a groove pattern past the subsong vector, crashing Furnace when opened.
Impact#
Per CVSS v3.1: confidentiality impact none, integrity impact low, availability impact high. Attack vector: local.
Weaknesses#
- CWE-129 Improper Validation of Array Index
References#
- https://github.com/tildearrow/furnace/issues/2966
- https://github.com/tildearrow/furnace
- https://github.com/tildearrow/furnace/commit/c120c72391e3229fe258e5759f43427febcb8693
- https://github.com/tildearrow/furnace/blob/v0.6.8.3/src/engine/fileOps/ftm.cpp#L1597-L1605
- https://hackmd.io/@haindpwn/furnace-ftm-import-notemap-and-groove-subsong-oob
- https://www.vulncheck.com/advisories/furnace-through-0.6.8.3-out-of-bounds-write-via-famitracker-grooves-block-import
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.