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UBUNTU SECURITY NOTICECANONICALVERIFIED

PUBLISHER UPDATE · USN-8839-1

USN-8839-1 release notes and known issues

USN-8839-1: Atril vulnerabilities

Scope: Ubuntu. This update record adds version, fix and known-issue context. Its publication date is not a lifecycle boundary.

Summary

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)

Improvements and security content

  • 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)

Known issues

Publisher statement

Not stated. The verified publisher record does not contain a known-issues statement.

Affected products and versions

Products

  • Ubuntu

Affected versions

  • 16.04

Fixed versions or updates

  • No fixed version is stated in this record.

Recommended action

Review the official publisher document before deployment.

Related vulnerabilities

BlackTree CVE Intelligence
CVE-2026-46529Open CVE report →CVE-2019-1010006Open CVE report →CVE-2019-11459Open CVE report →

These links connect the publisher update to related Lifecycle records without treating the update publication date as an end-of-support date.

Ubuntu 24.04 LTSOpen lifecycle record →

Official publisher evidence

CANONICALVERIFIED

USN-8839-1: Atril vulnerabilities

Checked 29 Sep 2026. BlackTree preserves the last verified facts if a later source check is temporarily unavailable.

Open the official publisher source