CVE-2024-37371: Debian Linux

Critical severity, CVSS 9.1. EPSS: 1.9% chance of exploitation in the next 30 days.

In MIT Kerberos 5 (aka krb5) before 1.21.3, an attacker can cause invalid memory reads during GSS message token handling by sending message tokens with invalid length fields.

Affected products

• Debian Debian Linux: version 11.0 only; version 12.0 only
• Mit Kerberos 5: before 1.21.3 (fixed in 1.21.3)

Published 2024-06-28. Last modified 2026-06-17.