Bug 2116564 (CVE-2022-37452) - CVE-2022-37452 Exim: heap-based buffer overflow in host_name_lookup in host.c.
Summary: CVE-2022-37452 Exim: heap-based buffer overflow in host_name_lookup in host.c.
Keywords:
Status: NEW
Alias: CVE-2022-37452
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Nobody
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Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2022-08-08 21:04 UTC by Zack Miele
Modified: 2023-07-07 08:34 UTC (History)
3 users (show)

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Description Zack Miele 2022-08-08 21:04:14 UTC 
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.

https://www.exim.org/static/doc/security/
https://github.com/ivd38/exim_overflow
https://www.openwall.com/lists/oss-security/2022/08/06/8
https://github.com/Exim/exim/commit/d4bc023436e4cce7c23c5f8bb5199e178b4cc743
https://github.com/Exim/exim/wiki/EximSecurity
https://github.com/Exim/exim/compare/exim-4.94...exim-4.95
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