CVE-2021-28855

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).

Category

5.5
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.29%
Third-Party Advisory github.io Third-Party Advisory github.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://fatihhcelik.github.io/posts/NULL-Pointer-Dereference-Deark/ third party advisory patch
https://github.com/jsummers/deark/commit/287f5ac31dfdc074669182f51ece637706070eeb third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2021-28855?
CVE-2021-28855 has been scored as a medium severity vulnerability.
How to fix CVE-2021-28855?
To fix CVE-2021-28855, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-28855 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-28855 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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