Packages
- exim4 - Exim is a mail transport agent
Details
Phillip Szelat discovered that Exim misparses multiline MIME header
filenames. A remote attacker could use this issue to bypass a MIME filename
extension-blocking protection mechanism and possibly deliver executable
attachments to the mailboxes of end users.
Phillip Szelat discovered that Exim misparses multiline MIME header
filenames. A remote attacker could use this issue to bypass a MIME filename
extension-blocking protection mechanism and possibly deliver executable
attachments to the mailboxes of end users.
Update instructions
In general, a standard system update will make all the necessary changes.
Learn more about how to get the fixes.The problem can be corrected by updating your system to the following package versions:
| Ubuntu Release | Package Version | ||
|---|---|---|---|
| 24.04 LTS noble | exim4 – 4.97-4ubuntu4.1 | ||
| exim4-base – 4.97-4ubuntu4.1 | |||
| eximon4 – 4.97-4ubuntu4.1 | |||
| 22.04 LTS jammy | exim4 – 4.95-4ubuntu2.6 | ||
| exim4-base – 4.95-4ubuntu2.6 | |||
| eximon4 – 4.95-4ubuntu2.6 | |||
| 20.04 LTS focal | exim4 – 4.93-13ubuntu1.12 | ||
| exim4-base – 4.93-13ubuntu1.12 | |||
| eximon4 – 4.93-13ubuntu1.12 | |||
| 18.04 LTS bionic | exim4 – 4.90.1-1ubuntu1.10+esm5 | ||
| exim4-base – 4.90.1-1ubuntu1.10+esm5 | |||
| eximon4 – 4.90.1-1ubuntu1.10+esm5 | |||
| 16.04 LTS xenial | exim4 – 4.86.2-2ubuntu2.6+esm8 | ||
| exim4-base – 4.86.2-2ubuntu2.6+esm8 | |||
| eximon4 – 4.86.2-2ubuntu2.6+esm8 | |||
Reduce your security exposure
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