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High severity8.8NVD Advisory· Published May 17, 2021· Updated Jul 9, 2026

CVE-2020-21830

CVE-2020-21830

Description

A heap based buffer overflow vulneraibility exists in GNU LibreDWG 0.10 via bit_calc_CRC ../../src/bits.c:2213.

AI Insight

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

Affected products

4

GNU/GNU LibreDWGdescription
LibreDWG/Libredwgllm-fuzzy
Range: <0.10
GNU/Libredwgllm-fuzzy2 versions
<0.10+ 1 more
- (no CPE)range: <0.10
- cpe:2.3:a:gnu:libredwg:0.10:*:*:*:*:*:*:*

Patches

Vulnerability mechanics

References

1

github.com/LibreDWG/libredwg/issues/188nvdExploitIssue TrackingPatchThird Party Advisory

News mentions

0

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