CVE-2026-111167: Out-of-bounds Read (CVSS 6.1)

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.

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CVSS v3.1 Score

6.1

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H

Weakness Type (CWE)

CWE-125 Out-of-bounds Read

References

Other References

https://github.com/LibreDWG/libredwg https://github.com/LibreDWG/libredwg/blob/d9468ae948b8f07a08efa756c19f8916052358c0/src/acds.spec#L250-L260 https://hackmd.io/@haind-pwn/libredwg-acds-schema-prop-type-oob-read https://www.vulncheck.com/advisories/gnu-libredwg-through-0.14.8612-out-of-bounds-read-in-acds-private-acds-decoder

Frequently Asked Questions

What is CVE-2026-111167? +

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. It has a CVSS v3.1 base score of 6.1 (MEDIUM).

How severe is CVE-2026-111167? +

CVE-2026-111167 has a CVSS v3.1 score of 6.1 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

How do I check if I'm vulnerable to CVE-2026-111167? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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CVE-2026-111167