What’s Vulnerable › Vulnerabilities

CVE-2021-39528

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.1% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-09-20 · updated 2026-06-17
• Weakness: CWE-415

Description

An issue was discovered in libredwg through v0.10.1.3751. dwg_free_MATERIAL_private() in dwg.spec has a double free.

Affected products

• GNU LibreDWG: through 0.10.1.3751

References

• https://github.com/LibreDWG/libredwg/issues/256
• https://github.com/LibreDWG/libredwg/issues/256

Get alerted when CVE-2021-39528 or the next vulnerability affects your stack