Ubuntu alert USN-8839-1 (atril)

From:
             
 
noreply+usn-bot--- via ubuntu-security-announce <ubuntu-security-announce@lists.ubuntu.com>
To:
             
 
ubuntu-security-announce@lists.ubuntu.com
Subject:
             
 
[USN-8839-1] Atril vulnerabilities
Date:
             
 
Tue, 29 Sep 2026 16:07:45 +0000
Message-ID:
             
 
<E1xBaMr-00055I-M1@lists.ubuntu.com>
Cc:
             
 
noreply+usn-bot@canonical.com
==========================================================================
Ubuntu Security Notice USN-8839-1
September 28, 2026

atril vulnerabilities
==========================================================================

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

- Ubuntu 26.04 LTS
- Ubuntu 24.04 LTS
- Ubuntu 22.04 LTS
- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS

Summary:

Several security issues were fixed in Atril.

Software Description:
- atril: Official Document Viewer of the MATE Desktop Environment

Details:

It was discovered that Atril did not properly sanitize command-line
arguments in PDF /GoToR actions. If a user opened a specially crafted PDF
file, an attacker could possibly use this issue to execute arbitrary code.
(CVE-2026-46529)

It was discovered that Atril incorrectly handled certain PDF files. An
attacker could possibly use this issue to cause a denial of service or
to execute arbitrary code. This issue only affected Ubuntu 16.04 LTS.
(CVE-2019-1010006)

Andy Nguyen discovered that Atril incorrectly handled certain images. An
attacker could possibly use this issue to expose sensitive information.
This issue only affected Ubuntu 16.04 LTS. (CVE-2019-11459)

Update instructions:

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

Ubuntu 26.04 LTS
  atril                           1.28.2-1ubuntu0.1~esm1
                                  Available with Ubuntu Pro

Ubuntu 24.04 LTS
  atril                           1.26.2-3ubuntu0.1~esm1
                                  Available with Ubuntu Pro

Ubuntu 22.04 LTS
  atril                           1.26.0-1ubuntu1.2+esm1
                                  Available with Ubuntu Pro

Ubuntu 20.04 LTS
  atril                           1.24.0-1ubuntu0.2+esm1
                                  Available with Ubuntu Pro

Ubuntu 18.04 LTS
  atril                           1.20.1-2ubuntu2+esm3
                                  Available with Ubuntu Pro

Ubuntu 16.04 LTS
  atril                           1.12.2-1ubuntu0.3+esm1
                                  Available with Ubuntu Pro

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

References:
  https://ubuntu.com/security/notices/USN-8839-1
  CVE-2019-1010006, CVE-2019-11459, CVE-2026-46529


Attachment: signature.asc (type=application/pgp-signature)
-----BEGIN PGP SIGNATURE-----
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=cieB
-----END PGP SIGNATURE-----