CVE-2026-111161
libADLMIDI 1.6.2 through 1.6.2.1 Stack Out-of-Bounds Write via BW_MidiSequencer noteStates
CVSS Score
6.1
EPSS Score
0.0%
EPSS Percentile
0th
libADLMIDI 1.6.2 through 1.6.2.1 contains an off-by-one stack out-of-bounds write vulnerability in BW_MidiSequencer that allows attackers to corrupt stack memory via crafted MIDI files. Attackers can supply a MIDI file with a note-on using status 0x9F and note 0x7F through adl_openFile() or adl_openData() to crash the hosting media player or game engine.
| CWE | CWE-787 |
| Vendor | wohlstand |
| Product | libadlmidi |
| Published | Oct 15, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
High
Affected Versions
Wohlstand / libADLMIDI
1.6.2 ≤ 1.6.2.1
References
hackmd.io: https://hackmd.io/@haind-pwn/libadlmidi-notestates-note-index-stack-oob github.com: https://github.com/Wohlstand/libADLMIDI/blob/99c5e03a5cf9b4fdf35b53efddb853c96320d50f/src/midiseq/impl/read_smf_impl.hpp#L113 github.com: https://github.com/Wohlstand/libADLMIDI/blob/99c5e03a5cf9b4fdf35b53efddb853c96320d50f/src/midiseq/impl/miditrack_impl.hpp#L350-L357 github.com: https://github.com/Wohlstand/libADLMIDI vulncheck.com: https://www.vulncheck.com/advisories/libadlmidi-1.6.2-through-1.6.2.1-stack-out-of-bounds-write-via-bw-midisequencer-notestates
Credits
HaiND from the Post and Telecommunication Institute of Technology