CVE-2026-8484

EUVD-2026-37064
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
UNKNOWN
---
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 3.72%
Debian logo
Debian Releases
Debian Product
Codename
jansi
bookworm
postponed
bullseye
not-affected
forky
vulnerable
sid
vulnerable
trixie
no-dsa
jansi-native
bookworm
postponed
bullseye
postponed
forky
vulnerable
sid
vulnerable
trixie
no-dsa
jansi1
bookworm
1.18-3
fixed
forky
1.18-4
fixed
sid
1.18-4
fixed
trixie
1.18-3.1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
jansi
bionic
needs-triage
focal
needs-triage
jammy
needs-triage
noble
needs-triage
questing
ignored
resolute
needs-triage
trusty
needs-triage
xenial
needs-triage
Common Weakness Enumeration
References
https://cert.pl/en/posts/2026/06/CVE-2026-8484
https://github.com/fusesource/jansi/tree/master