What is GHSA-fh45-7f3j-r575?

GHSA-fh45-7f3j-r575 is a security advisory published by GitHub Security Advisories with Medium severity. A heap buffer overflow vulnerability exists in the Jansi JNI "ioctl()" wrapper due to a lack of...

Which CVE IDs does GHSA-fh45-7f3j-r575 cover?

GHSA-fh45-7f3j-r575 covers the following CVE IDs: CVE-2026-8484. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

GHSA-fh45-7f3j-r575Medium

A heap buffer overflow vulnerability exists in the Jansi JNI "ioctl()" wrapper due to a lack of...

Vendor

GitHub Security Advisories

Published

June 16, 2026

Last Modified

June 16, 2026

🔗 CVE IDs covered (1)

CVE-2026-8484 →

📋 Description

A heap buffer overflow vulnerability exists in the Jansi JNI "ioctl()" wrapper due to a lack of size verification for the argument array before the system call. This can lead to heap corruption and application crashes (DoS). All versions are believed to be vulnerable. This project is unmaintained at the time of CVE assignment.

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2026-8484
https://cert.pl/en/posts/2026/06/CVE-2026-8484
https://github.com/fusesource/jansi/tree/master
https://github.com/advisories/GHSA-fh45-7f3j-r575