CVE-2021-28855

State: Published
Severity: Not scored
Published: Apr 14, 2021
Updated: Jan 26, 2026
Reserved: Mar 19, 2021

Description

In Deark before 1.5.8, a specially crafted input file can cause a NULL pointer dereference in the dbuf_write function (src/deark-dbuf.c).

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
n/an/a	n/aAffected

References

https://fatihhcelik.github.io/posts/NULL-Pointer-Dereference-Deark/
https://github.com/jsummers/deark/commit/287f5ac31dfdc074669182f51ece637706070eeb
https://github.com/fuzzing2026/CVE-PoCs/tree/main/deark-CVE-2021-28855

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