What’s Vulnerable › Vulnerabilities

CVE-2026-9530: GNU LibreDWG Dwgbmp Utility decode.c read_2004_compressed_section out-of-bounds

• Severity: low (CVSS 3.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-05-26 · updated 2026-07-23
• Weakness: CWE-119

Description

A weakness has been identified in GNU LibreDWG up to 0.14. The impacted element is the function read_2004_compressed_section of the file src/decode.c of the component Dwgbmp Utility. Executing a manipulation can lead to out-of-bounds read. The attack requires local access. The exploit has been made available to the public and could be used for attacks. This patch is called 8f03865f37f5d4ffd616fef802acc980be54d300. It is advisable to implement a patch to correct this issue.

Affected products

• GNU LibreDWG: 0.1, 0.2, 0.3, 0.4, 0.5, 0.6 (+8)

References

• https://github.com/HackC0der/CVE-Repos/blob/main/libredwg/libredwg_6d6a339_heap_oob_write_read_2004_compressed_section.dwg
• https://github.com/LibreDWG/libredwg/commit/8f03865f37f5d4ffd616fef802acc980be54d300
• https://github.com/LibreDWG/libredwg/issues/1248
• https://vuldb.com/submit/814275
• https://vuldb.com/vuln/365549
• https://vuldb.com/vuln/365549/cti
• https://www.gnu.org/
• https://github.com/LibreDWG/libredwg/issues/1248

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