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CVE-2026-111161— libADLMIDI 1.6.2 through 1.6.2.1 Stack Out-of-Bounds Write via BW_MidiSequencer noteStates

Quick assessment

Affected
Wohlstand libADLMIDI
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

libADLMIDI 1.6.2 至 1.6.2.1 版本中存在一个 BW_MidiSequencer 组件的栈上离栈边界写（off-by-one stack out-of-bounds write）漏洞。攻击者可通过构造特殊的 MIDI 文件，导致栈内存被破坏。具体而言，攻击者可以向 adl_openFile() 或 adl_openData() 函数提供包含状态码为 0x9F、音符值为 0x7F 的 “Note-On” 事件的 MIDI 文件，从而致使受影响的媒体播放器或游戏引擎崩溃。

CVSS 6.1 · Medium

Possible ATT&CK Techniques 1 AI

T1203 · Exploitation for Client Execution

Affected Version Matrix 1

VendorProduct Version RangeStatus
Wohlstand libADLMIDI 1.6.2≤ 1.6.2.1 affected
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I. Basic Information for CVE-2026-111161

Vulnerability Information
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Vulnerability Title
libADLMIDI 1.6.2 through 1.6.2.1 Stack Out-of-Bounds Write via BW_MidiSequencer noteStates
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
跨界内存写
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Wohlstand libADLMIDI 1.6.2 ~ 1.6.2.1 -

II. Public POCs for CVE-2026-111161

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III. Intelligence Information for CVE-2026-111161

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Patches & Fixes for CVE-2026-111161 (1)

Vendor Advisories for CVE-2026-111161 (1)

News Coverage for CVE-2026-111161 (1)

Other References for CVE-2026-111161 (1)

IV. Related Vulnerabilities

Same weakness: CWE-787

V. Comments for CVE-2026-111161

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