Heap-based Buffer Overflow in Exim's host_name_lookup Function

Heap-based Buffer Overflow in Exim's host_name_lookup Function

CVE-2022-37452 · CRITICAL Severity

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exim before 4.95 has a heap-based buffer overflow for the alias list in host_name_lookup in host.c when sender_host_name is set.

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