CVE-2022-37452

NameCVE-2022-37452
DescriptionExim 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.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub advisories/code/issues, web search, more)
ReferencesDLA-3082-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
exim4 (PTS)buster4.92-8+deb10u6vulnerable
buster (security)4.92-8+deb10u7fixed
bullseye4.94.2-7fixed
bookworm, sid4.96-4fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
exim4sourcebuster4.92-8+deb10u7DLA-3082-1
exim4source(unstable)4.94.2-5

Notes

https://www.openwall.com/lists/oss-security/2022/08/06/8
https://github.com/ivd38/exim_overflow
https://github.com/Exim/exim/commit/d4bc023436e4cce7c23c5f8bb5199e178b4cc743 (exim-4.95-RC0)

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