CVE-2026-9529

LOW 3.3

GNU LibreDWG Dwggrep Utility dwggrep.c match_BLOCK_HEADER null pointer dereference

CVSS Score

3.3

EPSS Score

0.0%

EPSS Percentile

0th

A security flaw has been discovered in GNU LibreDWG up to 0.14. The affected element is the function match_BLOCK_HEADER of the file dwggrep.c of the component Dwggrep Utility. Performing a manipulation results in null pointer dereference. The attack requires a local approach. The exploit has been released to the public and may be used for attacks.

CWE	CWE-476 CWE-404
Vendor	gnu
Product	libredwg
Published	May 26, 2026
Last Updated	May 26, 2026

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CVSS v3 Breakdown

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

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

GNU / LibreDWG

0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 0.10 0.11 0.12 0.13 0.14

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/365548 vuldb.com: https://vuldb.com/vuln/365548/cti vuldb.com: https://vuldb.com/submit/814273 github.com: https://github.com/LibreDWG/libredwg/issues/1247 github.com: https://github.com/HackC0der/CVE-Repos/blob/main/libredwg/libredwg_6d6a339_heap_oob_write_read_2004_compressed_section.dwg gnu.org: https://www.gnu.org/

Credits

🔍 pwn3rd (VulDB User)