The following updates has been released for Ubuntu Linux:
USN-3608-1: Zsh vulnerabilities
USN-3609-1: Firefox vulnerability
USN-3608-1: Zsh vulnerabilities
USN-3609-1: Firefox vulnerability
USN-3608-1: Zsh vulnerabilities
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Ubuntu Security Notice USN-3608-1
March 27, 2018
zsh vulnerabilities
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 17.10
- Ubuntu 16.04 LTS
- Ubuntu 14.04 LTS
Summary:
Several security issues were fixed in Zsh.
Software Description:
- zsh: shell with lots of features
Details:
Richard Maciel Costa discovered that Zsh incorrectly handled certain
inputs. An attacker could possibly use this to cause a denial of
service. (CVE-2018-1071)
It was discovered that Zsh incorrectly handled certain files. An
attacker could possibly use this to execute arbitrary code.Â
(CVE-2018-1083)
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 17.10:
zsh 5.2-5ubuntu1.2
Ubuntu 16.04 LTS:
zsh 5.1.1-1ubuntu2.2
Ubuntu 14.04 LTS:
zsh 5.0.2-3ubuntu6.2
After a standard system update you need to restart Zsh to make
all the necessary changes
References:
https://usn.ubuntu.com/usn/usn-3608-1
CVE-2018-1071, CVE-2018-1083
Package Information:
https://launchpad.net/ubuntu/+source/zsh/5.2-5ubuntu1.2
https://launchpad.net/ubuntu/+source/zsh/5.1.1-1ubuntu2.2
https://launchpad.net/ubuntu/+source/zsh/5.0.2-3ubuntu6.2
USN-3609-1: Firefox vulnerability
==========================================================================
Ubuntu Security Notice USN-3609-1
March 27, 2018
firefox vulnerability
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 17.10
- Ubuntu 16.04 LTS
- Ubuntu 14.04 LTS
Summary:
Firefox could be made to crash or run programs as your login if it
opened a malicious website.
Software Description:
- firefox: Mozilla Open Source web browser
Details:
A use-after-free was discovered in Firefox. If a user were tricked in to
opening a specially crafted website, an attacker could potentially exploit
this to cause a denial of service or execute arbitrary code.
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 17.10:
firefox 59.0.2+build1-0ubuntu0.17.10.1
Ubuntu 16.04 LTS:
firefox 59.0.2+build1-0ubuntu0.16.04.1
Ubuntu 14.04 LTS:
firefox 59.0.2+build1-0ubuntu0.14.04.1
After a standard system update you need to restart Firefox to make
all the necessary changes.
References:
https://usn.ubuntu.com/usn/usn-3609-1
CVE-2018-5148
Package Information:
https://launchpad.net/ubuntu/+source/firefox/59.0.2+build1-0ubuntu0.17.10.1
https://launchpad.net/ubuntu/+source/firefox/59.0.2+build1-0ubuntu0.16.04.1
https://launchpad.net/ubuntu/+source/firefox/59.0.2+build1-0ubuntu0.14.04.1