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CVE-2026-92880— vgmstream EA SCHl parser vadpcm_decoder.c vadpcm_read_coefs_be out-of-bounds write

Quick assessment

Affected
n/a vgmstream
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.

在 vgmstream（版本 r2117 及之前）中发现了一个安全弱点。受影响的模块是 EA SCHl 解析器中的函数 ，位于源文件 。对该函数参数 的特定操作会导致越界写入（Out-of-bounds Write）。该漏洞可被远程利用。 修复该问题的补丁提交哈希值为： 。 建议安装该补丁以解决此问题。

CVSS 6.3 · Medium

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-92880

Vulnerability Information
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Vulnerability Title
vgmstream EA SCHl parser vadpcm_decoder.c vadpcm_read_coefs_be out-of-bounds write
Source: CVE Program / CVE List V5
Vulnerability Description
A weakness has been identified in vgmstream up to r2117. Impacted is the function vadpcm_read_coefs_be of the file src/coding/vadpcm_decoder.c of the component EA SCHl parser. This manipulation of the argument entry/entries causes out-of-bounds write. Remote exploitation of the attack is possible. Patch name: ae37662ad626254ddd96ad69ac263792d7a92024. It is suggested to install a patch to address this issue.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
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
- vgmstream r2117 cpe:2.3:a:vgmstream:vgmstream:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-92880

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III. Intelligence Information for CVE-2026-92880

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Patches & Fixes for CVE-2026-92880 (2)

Exploits & Public PoCs for CVE-2026-92880 (1)

Proof of Concept for CVE-2026-92880 (1)

Same Patch Batch · n/a · 2026-09-17 · 3 CVEs total

CVE-2026-92881 4.3 MEDIUM vgmstream AWB parser awb.c init_vgmstream_awb_memory divide by zero
CVE-2026-92879 4.3 MEDIUM vgmstream mus_acm.c parse_mus resource consumption

IV. Related Vulnerabilities

Same product: vgmstream
Same vendor: n/a
Same weakness: CWE-787

V. Comments for CVE-2026-92880

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