CVE-2024-39929

Publication date 4 July 2024

Last updated 31 July 2024


Ubuntu priority

Exim through 4.97.1 misparses a multiline RFC 2231 header filename, and thus remote attackers can bypass a $mime_filename extension-blocking protection mechanism, and potentially deliver executable attachments to the mailboxes of end users.

Status

Package Ubuntu Release Status
exim4 24.04 LTS noble
Fixed 4.97-4ubuntu4.1
23.10 mantic Ignored end of life, was needs-triage
22.04 LTS jammy
Fixed 4.95-4ubuntu2.6
20.04 LTS focal
Fixed 4.93-13ubuntu1.12
18.04 LTS bionic
16.04 LTS xenial
14.04 LTS trusty
Not affected

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Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
exim4