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High severity8.8NVD Advisory· Published Jul 1, 2021· Updated Jun 17, 2026

CVE-2021-36080

CVE-2021-36080

Description

GNU LibreDWG 0.12.3.4163 through 0.12.3.4191 has a double-free in bit_chain_free (called from dwg_encode_MTEXT and dwg_encode_add_object).

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LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

2

GNU/LibreDWGdescription
LibreDWG/Libredwgllm-fuzzy
Range: 0.12.3.4163-0.12.3.4191

Patches

Vulnerability mechanics

References

3

github.com/LibreDWG/libredwg/commit/9b6e0ff9ef02818df034fc42c3bd149a5ff89342nvdPatchThird Party Advisory
bugs.chromium.org/p/oss-fuzz/issues/detailnvdExploitIssue TrackingPatchThird Party Advisory
github.com/google/oss-fuzz-vulns/blob/main/vulns/libredwg/OSV-2021-495.yamlnvdThird Party Advisory

News mentions

0

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