The following updates has been released for Ubuntu Linux:
USN-3811-3: SpamAssassin vulnerabilities
USN-3838-1: LibRaw vulnerabilities
USN-3811-3: SpamAssassin vulnerabilities
USN-3838-1: LibRaw vulnerabilities
USN-3811-3: SpamAssassin vulnerabilities
==========================================================================
Ubuntu Security Notice USN-3811-3
December 05, 2018
spamassassin vulnerabilities
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 12.04 ESM
Summary:
Several security issues were fixed in SpamAssassin.
Software Description:
- spamassassin: Perl-based spam filter using text analysis
Details:
USN-3811-1 fixed a vulnerability in spamassassin. This update provides
the corresponding update for Ubuntu 12.04 ESM.
Original advisory details:
It was discovered that SpamAssassin incorrectly handled the PDFInfo
plugin. A remote attacker could possibly use this issue to execute
arbitrary code. (CVE-2018-11780)
It was discovered that SpamAssassin incorrectly handled meta rule
syntax. A local attacker could possibly use this issue to execute
arbitrary code. (CVE-2018-11781)
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 12.04 ESM:
spamassassin 3.4.2-0ubuntu0.12.04.2
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-3811-3
https://usn.ubuntu.com/usn/usn-3811-1
CVE-2018-11780, CVE-2018-11781
USN-3838-1: LibRaw vulnerabilities
=========================================================================
Ubuntu Security Notice USN-3838-1
December 06, 2018
libraw vulnerabilities
=========================================================================
A security issue affects these releases of Ubuntu and its
derivatives:
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS
- Ubuntu 14.04 LTS
Summary:
LibRaw could be made to crash or run programs as your login if it
opened a
specially crafted file.
Software Description:
- libraw: raw image decoder library
Details:
It was discovered that LibRaw incorrectly handled photo files. If
a user or
automated system were tricked into processing a specially crafted
photo file, a
remote attacker could cause applications linked against LibRaw to
crash,
resulting in a denial of service, or possibly execute arbitrary
code.
Update instructions:
The problem can be corrected by updating your system to the
following
package versions:
Ubuntu 18.04 LTS:
libraw16 0.18.8-1ubuntu0.2
Ubuntu 16.04 LTS:
libraw15 0.17.1-1ubuntu0.4
Ubuntu 14.04 LTS:
libraw9 0.15.4-1ubuntu0.3
After a standard system update you need to restart your session to
make all the
necessary changes.
References:
https://usn.ubuntu.com/usn/usn-3838-1
CVE-2018-5807, CVE-2018-5810, CVE-2018-5811, CVE-2018-5812,
CVE-2018-5813, CVE-2018-5815, CVE-2018-5816
Package Information:
https://launchpad.net/ubuntu/+source/libraw/0.18.8-1ubuntu0.2
https://launchpad.net/ubuntu/+source/libraw/0.17.1-1ubuntu0.4
https://launchpad.net/ubuntu/+source/libraw/0.15.4-1ubuntu0.3