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OSV-2021-814

UNKNOWN WRITE in dwg_free_BLOCK_private

No scoreFix available

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=34766

Crash type: UNKNOWN WRITE
Crash state:
dwg_free_BLOCK_private
dwg_free_BLOCK
dwg_free_object

What each source reports

OSV No score

UNKNOWN WRITE in dwg_free_BLOCK_private

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=34766

Crash type: UNKNOWN WRITE
Crash state:
dwg_free_BLOCK_private
dwg_free_BLOCK
dwg_free_object
Record
OSV-2021-814
Updated
2026-11-02

Affected packages

Affected packages
PackageAffectedFixed
libredwg
OSS-Fuzz
Listed versions, plus commit ranges
0.12.4.43130.12.4.43170.12.4.43210.12.4.43240.12.4.4331
Show 21 moreShow less
0.12.4.43380.12.4.43430.12.4.43480.12.4.43620.12.4.43640.12.4.43670.12.4.43680.12.4.43750.12.4.43780.12.4.43820.12.4.43840.12.4.43870.12.4.43900.12.4.43930.12.5-pre0.12.4.43950.12.4.43980.12.4.43990.12.4.44000.12.4.44020.12.5
None known

History

History
RecordedChangedSources
first indexedOSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

OSV-2021-814 is a vulnerability with no CVSS score yet in libredwg, published May 30, 2021. No source lists public exploit code. A source reports a fix.

References

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