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A Thunderbird security update has been released for Ubuntu Linux 20.04 LTS, 22.04 LTS, 22.10, and 23.04.



[USN-6214-1] Thunderbird vulnerabilities


==========================================================================
Ubuntu Security Notice USN-6214-1
July 11, 2023

thunderbird vulnerabilities
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 23.04
- Ubuntu 22.10
- Ubuntu 22.04 LTS
- Ubuntu 20.04 LTS

Summary:

Several security issues were fixed in Thunderbird.

Software Description:
- thunderbird: Mozilla Open Source mail and newsgroup client

Details:

Multiple security issues were discovered in Thunderbird. If a user were
tricked into opening a specially crafted website in a browsing context, an
attacker could potentially exploit these to cause a denial of service,
obtain sensitive information, bypass security restrictions, cross-site
tracing, or execute arbitrary code. (CVE-2023-34414, CVE-2023-34416,
CVE-2023-37201, CVE-2023-37202, CVE-2023-37207, CVE-2023-37211)

P Umar Farooq discovered that Thunderbird did not properly provide warning
when opening Diagcab files. If a user were tricked into opening a
malicicous Diagcab file, an attacker could execute arbitrary code.
(CVE-2023-37208)

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 23.04:
thunderbird 1:102.13.0+build1-0ubuntu0.23.04.1

Ubuntu 22.10:
thunderbird 1:102.13.0+build1-0ubuntu0.22.10.1

Ubuntu 22.04 LTS:
thunderbird 1:102.13.0+build1-0ubuntu0.22.04.1

Ubuntu 20.04 LTS:
thunderbird 1:102.13.0+build1-0ubuntu0.20.04.1

In general, a standard system update will make all the necessary changes.

References:
https://ubuntu.com/security/notices/USN-6214-1
CVE-2023-34414, CVE-2023-34416, CVE-2023-37201, CVE-2023-37202,
CVE-2023-37207, CVE-2023-37208, CVE-2023-37211

Package Information:
https://launchpad.net/ubuntu/+source/thunderbird/1:102.13.0+build1-0ubuntu0.23.04.1
https://launchpad.net/ubuntu/+source/thunderbird/1:102.13.0+build1-0ubuntu0.22.10.1
https://launchpad.net/ubuntu/+source/thunderbird/1:102.13.0+build1-0ubuntu0.22.04.1
https://launchpad.net/ubuntu/+source/thunderbird/1:102.13.0+build1-0ubuntu0.20.04.1