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CVE-2026-9502

Published: May 25, 2026

Modified: May 26, 2026

PUBLISHED

CVSS v3.1

5.3

MEDIUM

Description

A vulnerability was identified in GNU LibreDWG up to 0.14. This affects the function decompress_R2004_section of the file src/decode.c of the component Dwgread Utility. The manipulation leads to heap-based buffer overflow. The attack must be carried out locally. The exploit is publicly available and might be used. The identifier of the patch is e501cb9926c1e9a07a0d1cc997f3e69e9be801c9. To fix this issue, it is recommended to deploy a patch.

Vendor	Product	Versions
GNU	LibreDWG	affected `0.1` affected `0.2` affected `0.3` affected `0.4` affected `0.5` +9 more versions

Weaknesses (CWE)

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

Low

References

VDB-365484 | GNU LibreDWG Dwgread Utility decode.c decompress_R2004_section heap-based overflow

vdb-entry

technical-description

VDB-365484 | CTI Indicators (IOB, IOC, IOA)

signature

permissions-required

Submit #814259 | LibreDWG Project LibreDWG <= 0.14, main branch up to commit 6d6a339 (released 2026-04-10) Heap-based Buffer Overflow (CWE-122)

third-party-advisory

https://github.com/LibreDWG/libredwg/issues/1243

issue-tracking

https://github.com/HackC0der/CVE-Repos/blob/main/libredwg/libredwg_6d6a339_heap_overflow_decompress_R2004_section.dwg

exploit

https://github.com/LibreDWG/libredwg/commit/e501cb9926c1e9a07a0d1cc997f3e69e9be801c9

patch

https://www.gnu.org/

product

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