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From: Marc Deslauriers
Reply-To: Ubuntu Security
To: ubuntu-security-announce@lists.ubuntu.com
Message-ID: <152febc3-1977-d6d9-5f7e-4c0e19c8b048@canonical.com>
Subject: [USN-3831-1] Ghostscript vulnerabilities
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==========================================================================
Ubuntu Security Notice USN-3831-1
November 29, 2018
ghostscript vulnerabilities
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 18.10
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS
- Ubuntu 14.04 LTS
Summary:
Several security issues were fixed in Ghostscript.
Software Description:
- ghostscript: PostScript and PDF interpreter
Details:
It was discovered that Ghostscript contained multiple security issues. If a
user or automated system were tricked into processing a specially crafted
file, a remote attacker could possibly use these issues to access arbitrary
files, execute arbitrary code, or cause a denial of service.
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 18.10:
ghostscript 9.26~dfsg+0-0ubuntu0.18.10.1
libgs9 9.26~dfsg+0-0ubuntu0.18.10.1
Ubuntu 18.04 LTS:
ghostscript 9.26~dfsg+0-0ubuntu0.18.04.1
libgs9 9.26~dfsg+0-0ubuntu0.18.04.1
Ubuntu 16.04 LTS:
ghostscript 9.26~dfsg+0-0ubuntu0.16.04.1
libgs9 9.26~dfsg+0-0ubuntu0.16.04.1
Ubuntu 14.04 LTS:
ghostscript 9.26~dfsg+0-0ubuntu0.14.04.1
libgs9 9.26~dfsg+0-0ubuntu0.14.04.1
This update uses a new upstream release, which includes additional bug
fixes. In general, a standard system update will make all the necessary
changes.
References:
https://usn.ubuntu.com/usn/usn-3831-1
CVE-2018-19409, CVE-2018-19475, CVE-2018-19476, CVE-2018-19477
Package Information:
https://launchpad.net/ubuntu/+source/ghostscript/9.26~dfsg+0-0ubuntu0.18.10.1
https://launchpad.net/ubuntu/+source/ghostscript/9.26~dfsg+0-0ubuntu0.18.04.1
https://launchpad.net/ubuntu/+source/ghostscript/9.26~dfsg+0-0ubuntu0.16.04.1
https://launchpad.net/ubuntu/+source/ghostscript/9.26~dfsg+0-0ubuntu0.14.04.1
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