CVE-2026-111167
GNU LibreDWG through 0.14.8612 Out-of-Bounds Read in acds_private AcDs Decoder
- State
- Published
- Severity
- 6.9 Medium
- Published
- Oct 15, 2026
- Updated
- Oct 16, 2026
- Reserved
- Oct 15, 2026
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 6.9 Medium | CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N | VulnCheck |
| 3.1 | 6.1 Medium | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H | VulnCheck |
Weaknesses
- CWE-125 Out-of-bounds Read
Affected Products
| Product | Versions |
|---|---|
LibreDWGGNU |
|
References
- https://hackmd.io/@haind-pwn/libredwg-acds-schema-prop-type-oob-readtechnical-description
- https://github.com/LibreDWG/libredwg/blob/d9468ae948b8f07a08efa756c19f8916052358c0/src/acds.spec#L250-L260technical-description
- https://github.com/LibreDWG/libredwgproduct
- VulnCheck Advisory: GNU LibreDWG through 0.14.8612 Out-of-Bounds Read in acds_private AcDs Decoderthird-party-advisory
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