What’s Vulnerable › Vulnerabilities

CVE-2019-20909

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.6% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2020-07-16 · updated 2026-06-17
• Weakness: CWE-476

Description

An issue was discovered in GNU LibreDWG through 0.9.3. There is a NULL pointer dereference in the function dwg_encode_LWPOLYLINE in dwg.spec.

Affected products

• GNU LibreDWG: through 0.9.3

References

• https://github.com/LibreDWG/libredwg/commit/d7913b893bfa98fab27f05825dc4cab2d3a20c83
• https://github.com/LibreDWG/libredwg/issues/178
• https://github.com/LibreDWG/libredwg/commit/d7913b893bfa98fab27f05825dc4cab2d3a20c83
• https://github.com/LibreDWG/libredwg/issues/178

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