CVE-2022-46440

Name: CVE-2022-46440
Creator: NVD / NIST
Published: 2023-02-24T02:15:10.377+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 0.29%

Last modified Jun 17, 2026

CVE-2022-46440 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. ttftool v0.9.2 was discovered to contain a segmentation violation via the readU16 function at ttf.c.. EPSS estimates a 0.29% chance of exploitation in the next 30 days.

Description

ttftool v0.9.2 was discovered to contain a segmentation violation via the readU16 function at ttf.c.

Metrics

CVSS 3.1

5.5/10

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

EPSS Probability

0.29%

20.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-125

Affected Software

Vendor	Product	Versions
Swftools	Swftools	0.9.2

References

https://github.com/keepinggg/pocExploit, Third Party Advisory
https://github.com/matthiaskramm/swftools/issues/194Exploit, Issue Tracking, Third Party Advisory
https://github.com/keepinggg/pocExploit, Third Party Advisory
https://github.com/matthiaskramm/swftools/issues/194Exploit, Issue Tracking, Third Party Advisory

Timeline

Published: Feb 24, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-46440?

ttftool v0.9.2 was discovered to contain a segmentation violation via the readU16 function at ttf.c.

How severe is CVE-2022-46440?

CVE-2022-46440 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.29% probability of exploitation in the next 30 days.

How do I fix CVE-2022-46440?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-46440?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST