OSV-2022-379

Segv on unknown address in bit_write_TV

No score

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=47014

Crash type: Segv on unknown address
Crash state:
bit_write_TV
bit_write_T
dwg_encode_BLOCK

What each source reports

OSV No score

Segv on unknown address in bit_write_TV

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=47014

Crash type: Segv on unknown address
Crash state:
bit_write_TV
bit_write_T
dwg_encode_BLOCK

Record: OSV-2022-379
Updated: 2026-11-09

Affected packages

Affected packages
Package	Affected	Fixed
`libredwg` OSS-Fuzz	Listed versions, plus commit ranges 0.12.4.45220.12.4.45270.12.4.45300.12.4.45330.12.4.4535 Show 45 moreShow less 0.12.4.45420.12.4.45440.12.4.45450.12.4.45480.12.4.45500.12.4.45530.12.4.45660.12.4.45670.12.4.45720.12.4.45830.12.4.45900.12.4.45980.12.4.46010.12.4.46060.12.4.46070.12.4.46080.12.4.46130.12.4.46150.12.4.46350.12.4.46370.12.4.46410.12.4.46430.12.4.46470.12.4.46520.12.4.46540.12.4.46580.12.4.46600.12.4.46680.12.5.46690.12.5.46780.12.5.46850.12.5.46900.12.5.46930.12.5.46950.12.5.46970.12.5.47000.12.5.47090.12.5.47120.12.5.47150.12.5.47220.12.5.47240.12.5.47260.12.5.47310.12.5.47350.12.5.4739	None known

History

History
Recorded	Changed	Sources
Nov 9, 2026	affected	OSV
Nov 8, 2026	affected	OSV
Nov 7, 2026	affected	OSV
Nov 6, 2026	affected	OSV
Nov 5, 2026	affected, facts	OSV
Nov 3, 2026	affected	OSV
Nov 2, 2026	first indexed	OSV

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

In short

OSV-2022-379 is a vulnerability with no CVSS score yet in libredwg, published April 27, 2022. No source lists public exploit code. No source names a fixed version.

References

bugs.chromium.org/p/oss-fuzz/issues/detail?id=47014

This page doesn't list everything

Left out here: 779 versions. The JSON record has them.