Ubuntu Security Notice 6299-1 - It was discovered that poppler incorrectly handled certain malformed PDF files. If a user or an automated system were tricked into opening a specially crafted PDF file, a remote attacker could possibly use this issue to cause a denial of service.
144c3965fa3ad3698240515edd82a9dbfe9d853526109e10f7047d5f74eb6e20
==========================================================================
Ubuntu Security Notice USN-6299-1
August 17, 2023
poppler vulnerabilities
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS (Available with Ubuntu Pro)
- Ubuntu 16.04 LTS (Available with Ubuntu Pro)
Summary:
Several security issues were fixed in poppler.
Software Description:
- poppler: PDF rendering library
Details:
It was discovered that poppler incorrectly handled certain malformed PDF
files. If a user or an automated system were tricked into opening a
specially crafted PDF file, a remote attacker could possibly use this
issue to cause a denial of service. (CVE-2020-36023, CVE-2020-36024)
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 20.04 LTS:
libpoppler97 0.86.1-0ubuntu1.3
Ubuntu 18.04 LTS (Available with Ubuntu Pro):
libpoppler73 0.62.0-2ubuntu2.14+esm1
Ubuntu 16.04 LTS (Available with Ubuntu Pro):
libpoppler58 0.41.0-0ubuntu1.16+esm3
In general, a standard system update will make all the necessary changes.
References:
https://ubuntu.com/security/notices/USN-6299-1
CVE-2020-36023, CVE-2020-36024
Package Information:
https://launchpad.net/ubuntu/+source/poppler/0.86.1-0ubuntu1.3