CVE-2017-14061: GNU LIBIDN2

Critical severity, CVSS 9.8. EPSS: 2.4% chance of exploitation in the next 30 days.

Integer overflow in the _isBidi function in bidi.c in Libidn2 before 2.0.4 allows remote attackers to cause a denial of service or possibly have unspecified other impact.

Affected products

• GNU LIBIDN2: up to and including 2.0.3

Published 2017-08-31. Last modified 2026-06-17.