Exim 4.99.2 Patches Four Vulnerabilities Including Heap Corruption, DNS Crash, and Memory Leaks

4 May 2026  |  dark6  |  Vulnerability

The Exim development team has released version 4.99.2 to fix four security vulnerabilities — including a DNS-triggered crash on musl systems (CVE-2026-40684), heap corruption via malformed JSON (CVE-2026-40685),...

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