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Ubuntu Security Notice USN-5618-1

Ubuntu Security Notice USN-5618-1
Posted Sep 21, 2022
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 5618-1 - It was discovered the Ghostscript incorrectly handled memory when processing certain inputs. By tricking a user into opening a specially crafted PDF file, an attacker could cause the program to crash.

tags | advisory
systems | linux, ubuntu
advisories | CVE-2020-27792
SHA-256 | c18d5472b950a5819a510a43f2f8d17c8adb2b211ca3026bfada089691704151

Ubuntu Security Notice USN-5618-1

Change Mirror Download
==========================================================================
Ubuntu Security Notice USN-5618-1
September 20, 2022

ghostscript vulnerability
==========================================================================

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

- Ubuntu 16.04 ESM

Summary:

Ghostscript could be made to crash if it opened a specially crafted.

Software Description:
- ghostscript: PostScript and PDF interpreter

Details:

It was discovered the Ghostscript incorrectly handled memory when
processing certain inputs. By tricking a user into opening a specially
crafted PDF file, an attacker could cause the program to crash.

Update instructions:

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

Ubuntu 16.04 ESM:
ghostscript 9.26~dfsg+0-0ubuntu0.16.04.14+esm4
ghostscript-x 9.26~dfsg+0-0ubuntu0.16.04.14+esm4
libgs9 9.26~dfsg+0-0ubuntu0.16.04.14+esm4

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

References:
https://ubuntu.com/security/notices/USN-5618-1
CVE-2020-27792
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