CVE-2022-2521

Public Exploit

Description

It was found in libtiff 4.4.0rc1 that there is an invalid pointer free operation in TIFFClose() at tif_close.c:131 called by tiffcrop.c:2522 that can cause a program crash and denial of service while processing crafted input.

Category

6.5
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.08%
Vendor Advisory debian.org
Affected: n/a libtiff
Published at:
Updated at:

References

Link Tags
https://gitlab.com/libtiff/libtiff/-/issues/422 patch exploit third party advisory issue tracking
https://gitlab.com/libtiff/libtiff/-/merge_requests/378 patch exploit third party advisory issue tracking
https://www.debian.org/security/2023/dsa-5333 third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2022-2521?
CVE-2022-2521 has been scored as a medium severity vulnerability.
How to fix CVE-2022-2521?
To fix CVE-2022-2521, 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-2022-2521 being actively exploited in the wild?
It is possible that CVE-2022-2521 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2022-2521?
CVE-2022-2521 affects n/a libtiff.
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