medium5.5
CVE-2021-28855
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).
Impact
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).
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Entropymine | Deark | before 1.5.8 |
Weakness classification
References
- NVD record
- CVE.org record
- https://fatihhcelik.github.io/posts/NULL-Pointer-Dereference-Deark/
- https://github.com/fuzzing2026/CVE-PoCs/tree/main/deark-CVE-2021-28855
- https://github.com/jsummers/deark/commit/287f5ac31dfdc074669182f51ece637706070eeb
- https://fatihhcelik.github.io/posts/NULL-Pointer-Dereference-Deark/
- https://github.com/jsummers/deark/commit/287f5ac31dfdc074669182f51ece637706070eeb