What’s Vulnerable › Vulnerabilities

CVE-2021-45950

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-01-01 · updated 2026-06-17
• Weakness: CWE-787

Description

LibreDWG 0.12.4.4313 through 0.12.4.4367 has an out-of-bounds write in dwg_free_BLOCK_private (called from dwg_free_BLOCK and dwg_free_object).

Affected products

• GNU LibreDWG: from 0.12.4.4313 through 0.12.4.4367

References

• https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=34766
• https://github.com/google/oss-fuzz-vulns/blob/main/vulns/libredwg/OSV-2021-814.yaml
• https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=34766
• https://github.com/google/oss-fuzz-vulns/blob/main/vulns/libredwg/OSV-2021-814.yaml

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