CVE-2012-6122: Call-Cc Chicken

High severity, CVSS 7.5. EPSS: 2.3% chance of exploitation in the next 30 days.

Buffer overflow in the thread scheduler in Chicken before 4.8.0.1 allows attackers to cause a denial of service (crash) by opening a file descriptor with a large integer value.

Affected products

• Call-Cc Chicken: before 4.8.0.1 (fixed in 4.8.0.1)

Published 2019-10-31. Last modified 2026-06-16.