CVEvulnerability
CVE-2021-28856
5.5 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2021-04-14
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 5.5 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- CVSS 2.0 ([email protected])
- 4.3 MEDIUM — AV:N/AC:M/Au:N/C:N/I:N/A:P
- Weaknesses
- CWE-369
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.
Affected configurations
• entropymine deark (< 1.5.8)
Related
Weakness · CWE (1)
- CWE-369 Divide By Zero weakness
References
- https://fatihhcelik.github.io/posts/Division-By-Zero-Deark/ Patch, Third Party Advisory
- https://github.com/fuzzing2026/CVE-PoCs/tree/main/deark-CVE-2021-28856 github.com
- https://github.com/jsummers/deark/commit/62acb7753b0e3c0d3ab3c15057b0a65222313334 Patch, Third Party Advisory
- https://fatihhcelik.github.io/posts/Division-By-Zero-Deark/ Patch, Third Party Advisory
- https://github.com/jsummers/deark/commit/62acb7753b0e3c0d3ab3c15057b0a65222313334 Patch, Third Party Advisory