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Description

In Deark before v1.5.8, a specially crafted input file can cause a division by zero in (src/fmtutil.c) because of the value of pixelsize.

PUBLISHED Reserved 2021-03-19 | Published 2021-04-14 | Updated 2026-01-26 | Assigner mitre

References

fatihhcelik.github.io/posts/Division-By-Zero-Deark/

github.com/...ommit/62acb7753b0e3c0d3ab3c15057b0a65222313334

fatihhcelik.github.io/posts/Division-By-Zero-Deark/

github.com/...ommit/62acb7753b0e3c0d3ab3c15057b0a65222313334

github.com/...ng2026/CVE-PoCs/tree/main/deark-CVE-2021-28856

cve.org (CVE-2021-28856)

nvd.nist.gov (CVE-2021-28856)

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