CVE-2012-3543: Canonical Ubuntu Linux

High severity, CVSS 7.5. EPSS: 2.6% chance of exploitation in the next 30 days.

mono 2.10.x ASP.NET Web Form Hash collision DoS

Affected products

• Canonical Ubuntu Linux: version 12.04 only
• Debian Debian Linux: version 8.0 only; version 9.0 only; version 10.0 only
• Mono-Project Mono: from 2.10, up to and including 2.10.12

Published 2019-11-21. Last modified 2026-06-16.