GNU LibreDWG Dwgread Utility decode.c decompress_R2004_section heap-based overflow_CVE-2026-9502

4.8 / 10

MEDIUM

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

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.

Basic Information

ID CVE-2026-9502

Source VulDB

Published May 25, 2026 at 20:45

Affected Product

Vendor GNU

Product LibreDWG

Version 0.1

Affected Versions GNU LibreDWG 0.1
GNU LibreDWG 0.2
GNU LibreDWG 0.3
GNU LibreDWG 0.4
GNU LibreDWG 0.5
GNU LibreDWG 0.6
GNU LibreDWG 0.7
GNU LibreDWG 0.8
GNU LibreDWG 0.9
GNU LibreDWG 0.10
GNU LibreDWG 0.11
GNU LibreDWG 0.12
GNU LibreDWG 0.13
GNU LibreDWG 0.14

CWE Classification

CWE-122 CWE-119

References

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    "lastseen": "",
    "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.",
    "published": "2026-05-25T20:45:10.399Z",
    "modified": "2026-05-25T20:45:10.399Z",
    "type": "cve",
    "title": "GNU LibreDWG Dwgread Utility decode.c decompress_R2004_section heap-based overflow",
    "source": "VulDB",
    "references": "https://vuldb.com/vuln/365484\nhttps://vuldb.com/vuln/365484/cti\nhttps://vuldb.com/submit/814259\nhttps://github.com/LibreDWG/libredwg/issues/1243\nhttps://github.com/HackC0der/CVE-Repos/blob/main/libredwg/libredwg_6d6a339_heap_overflow_decompress_R2004_section.dwg\nhttps://github.com/LibreDWG/libredwg/commit/e501cb9926c1e9a07a0d1cc997f3e69e9be801c9\nhttps://www.gnu.org/",
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