CVE-2006-0058: Sendmail

High severity, CVSS 7.6. EPSS: 28.7% chance of exploitation in the next 30 days.

Signal handler race condition in Sendmail 8.13.x before 8.13.6 allows remote attackers to execute arbitrary code by triggering timeouts in a way that causes the setjmp and longjmp function calls to be interrupted and modify unexpected memory locations.

Affected products

• Sendmail Sendmail: version 8.13.0 only; version 8.13.1 only; version 8.13.2 only; version 8.13.3 only; version 8.13.4 only; version 8.13.5 only

Published 2006-03-22. Last modified 2026-06-16.