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Ubuntu Security Notice USN-4646-1

Ubuntu Security Notice USN-4646-1
Posted Nov 26, 2020
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 4646-1 - It was discovered that Poppler incorrectly handled certain files. If a user or automated system were tricked into opening a crafted PDF file, an attacker could cause a denial of service.

tags | advisory, denial of service
systems | linux, ubuntu
advisories | CVE-2018-21009, CVE-2020-27778
SHA-256 | 6079af5ddd2eada7b059792343088f4d1c41126b019bdad2337ff382191d7b85

Ubuntu Security Notice USN-4646-1

Change Mirror Download
==========================================================================
Ubuntu Security Notice USN-4646-1
November 25, 2020

poppler vulnerabilities
==========================================================================

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

- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS

Summary:

Several security issues were fixed in poppler.

Software Description:
- poppler: PDF rendering library

Details:

It was discovered that Poppler incorrectly handled certain files. If a user
or automated system were tricked into opening a crafted PDF file, an
attacker could cause a denial of service.

Update instructions:

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

Ubuntu 18.04 LTS:
libpoppler73 0.62.0-2ubuntu2.11
poppler-utils 0.62.0-2ubuntu2.11

Ubuntu 16.04 LTS:
libpoppler58 0.41.0-0ubuntu1.15
poppler-utils 0.41.0-0ubuntu1.15

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

References:
https://usn.ubuntu.com/4646-1
CVE-2018-21009, CVE-2019-10871, CVE-2019-13283, CVE-2019-9959,
CVE-2020-27778

Package Information:
https://launchpad.net/ubuntu/+source/poppler/0.62.0-2ubuntu2.11
https://launchpad.net/ubuntu/+source/poppler/0.41.0-0ubuntu1.15

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