Bug 2539249 - CVE-2026-94054 exim: Exim: Arbitrary code execution via attacker-controlled Proxy-Protocol [fedora-all]
Summary: CVE-2026-94054 exim: Exim: Arbitrary code execution via attacker-controlled P...
Keywords:
Status: NEW
Alias: None
Product: Fedora
Classification: Fedora
Component: exim
Version: rawhide
Hardware: Unspecified
OS: Unspecified
medium
medium
Target Milestone: ---
Assignee: David Woodhouse
QA Contact: Fedora Extras Quality Assurance
URL:
Whiteboard: {"flaws": ["2c5ee259-eb31-4d1a-9073-4...
Depends On:
Blocks: CVE-2026-94054
TreeView+ depends on / blocked
 
Reported: 2026-09-23 09:03 UTC by Vladimir Vasilev
Modified: 2026-09-23 09:03 UTC (History)
4 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed:
Type: ---
Embargoed:

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Description Vladimir Vasilev 2026-09-23 09:03:42 UTC 
Disclaimer: Community trackers are created by Red Hat Product Security team on a best effort basis. Package maintainers are required to ascertain if the flaw indeed affects their package, before starting the update process.

Exim before 4.100.1, when Proxy-Protocol is used with an attacker-controlled proxy, has an out-of-bounds write.
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