1202205 – (CVE-2022-37452) VUL-0: CVE-2022-37452: exim: heap overflow

Bug 1202205 (CVE-2022-37452) - VUL-0: CVE-2022-37452: exim: heap overflow

Summary: VUL-0: CVE-2022-37452: exim: heap overflow

Status:	RESOLVED FIXED

Alias:	CVE-2022-37452

Product:	openSUSE Distribution
Classification:	openSUSE
Component:	Security (show other bugs)
Version:	Leap 15.4
Hardware:	Other Other

Priority:	P3 - Medium Severity: Minor (vote)
Target Milestone:	---
Assignee:	Peter Wullinger
QA Contact:	Security Team bot

URL:	https://smash.suse.de/issue/339154/
Whiteboard:
Keywords:

Depends on:
Blocks:

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Reported:	2022-08-08 06:01 UTC by Robert Frohl
Modified:	2023-10-04 06:31 UTC (History)
CC List:	1 user (show)

See Also:
Found By:	Security Response Team
Services Priority:
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Blocker:	---
Marketing QA Status:	---
IT Deployment:	---

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Description Robert Frohl 2022-08-08 06:01:42 UTC

CVE-2022-37452

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.

References:
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2022-37452
https://www.openwall.com/lists/oss-security/2022/08/06/8
https://github.com/ivd38/exim_overflow
https://github.com/Exim/exim/commit/d4bc023436e4cce7c23c5f8bb5199e178b4cc743
https://github.com/Exim/exim/compare/exim-4.94...exim-4.95
https://github.com/Exim/exim/wiki/EximSecurity
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-37452
https://www.exim.org/static/doc/security/

Comment 1 Robert Frohl 2022-08-08 06:02:25 UTC

same as the other bug: already fixed in Factory, still open for openSUSE:Backports:*:Update

Comment 2 OBSbugzilla Bot 2022-08-08 08:40:11 UTC

This is an autogenerated message for OBS integration:
This bug (1202205) was mentioned in
https://build.opensuse.org/request/show/993692 Backports:SLE-12-SP4+Backports:SLE-15-SP3+Backports:SLE-15-SP4 / exim

Comment 3 Peter Wullinger 2023-10-04 06:31:20 UTC

fixed via update https://build.opensuse.org/request/show/993692