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CVE-2026-111167— GNU LibreDWG through 0.14.8612 Out-of-Bounds Read in acds_private AcDs Decoder

Quick assessment

Affected
GNU LibreDWG
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.

GNU LibreDWG 0.14.8612 及之前版本存在一个全局越界读取漏洞。该漏洞位于 AcDs 解码器中的 acds_private() 函数内，攻击者可以通过未经验证的模式属性类型索引，读取静态表之外的内存数据。攻击者可以构造一个包含较大 'schdat' 属性类型值的 R2004 或 R2010+ 格式的 DWG 文件，从而导致 dwgread、dwg2dxf 或任何使用 LibreDWG 的应用程序崩溃。

CVSS 6.1 · Medium

Possible ATT&CK Techniques 1 AI

T1203 · Exploitation for Client Execution

Affected Version Matrix 1

VendorProduct Version RangeStatus
GNU LibreDWG ≤ 0.14.8612 affected
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I. Basic Information for CVE-2026-111167

Vulnerability Information
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Vulnerability Title
GNU LibreDWG through 0.14.8612 Out-of-Bounds Read in acds_private AcDs Decoder
Source: CVE Program / CVE List V5
Vulnerability Description
GNU LibreDWG through 0.14.8612 contains a global out-of-bounds read vulnerability in the AcDs decoder acds_private() that allows attackers to read beyond a static table via an unchecked schema property type index. Attackers can supply a crafted R2004 or R2010+ DWG file with a large 'schdat' property type value to crash dwgread, dwg2dxf, or any application using LibreDWG.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
跨界内存读
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
GNU LibreDWG 0 ~ 0.14.8612 -

II. Public POCs for CVE-2026-111167

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III. Intelligence Information for CVE-2026-111167

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Other References for CVE-2026-111167 (4)

IV. Related Vulnerabilities

Same product: LibreDWG
Same vendor: GNU
Same weakness: CWE-125

V. Comments for CVE-2026-111167

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