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AUSCERT External Security Bulletin Redistribution
ESB-2018.3541.2
libmspack vulnerabilities patched in Ubuntu
14 November 2018
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: libmspack0
Publisher: Ubuntu
Operating System: Ubuntu
Impact/Access: Execute Arbitrary Code/Commands -- Remote with User Interaction
Denial of Service -- Remote with User Interaction
Resolution: Patch/Upgrade
CVE Names: CVE-2018-18585 CVE-2018-18584
Reference: ESB-2018.3306
Original Bulletin:
http://www.ubuntu.com/usn/usn-3814-1
http://www.ubuntu.com/usn/usn-3814-2
http://www.ubuntu.com/usn/usn-3814-3
Comment: This bulletin contains three (3) Ubuntu security advisories.
Revision History: November 14 2018: Added USN-3814-2 and -3 for
Ubuntu 12.04 ESM and 14.04 LTS.
November 13 2018: Initial Release
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==========================================================================
Ubuntu Security Notice USN-3814-1
November 12, 2018
libmspack vulnerabilities
==========================================================================
A security issue affects these releases of Ubuntu and its
derivatives:
- - Ubuntu 18.10
- - Ubuntu 18.04 LTS
- - Ubuntu 16.04 LTS
Summary:
Several security issues were fixed in libmspack.
Software Description:
- - libmspack: library for Microsoft compression formats
Details:
It was discovered libmspack incorrectly handled certain malformed
CAB files.
A remote attacker could use this issue to cause libmspack to
crash, resulting
in a denial of service. (CVE-2018-18584, CVE-2018-18585)
Update instructions:
The problem can be corrected by updating your system to the
following
package versions:
Ubuntu 18.10:
libmspack0 0.7-1ubuntu0.1
Ubuntu 18.04 LTS:
libmspack0 0.6-3ubuntu0.2
Ubuntu 16.04 LTS:
libmspack0 0.5-1ubuntu0.16.04.3
In general, a standard system update will make all the necessary
changes.
References:
https://usn.ubuntu.com/usn/usn-3814-1
CVE-2018-18584, CVE-2018-18585
Package Information:
https://launchpad.net/ubuntu/+source/libmspack/0.7-1ubuntu0.1
https://launchpad.net/ubuntu/+source/libmspack/0.6-3ubuntu0.2
https://launchpad.net/ubuntu/+source/libmspack/0.5-1ubuntu0.16.04.3
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==========================================================================
Ubuntu Security Notice USN-3814-2
November 13, 2018
clamav vulnerabilities
==========================================================================
A security issue affects these releases of Ubuntu and its
derivatives:
- - Ubuntu 14.04 LTS
Summary:
Several security issues were fixed in ClamAV.
Software Description:
- - clamav: Anti-virus utility for Unix
Details:
USN-3814-1 fixed several vulnerabilities in libmspack. In Ubuntu
14.04
libmspack is included into ClamAV. This update provides the
corresponding update for Ubuntu 14.04 LTS.
Original advisory details:
It was discovered libmspack incorrectly handled certain malformed
CAB files.
A remote attacker could use this issue to cause libmspack to
crash, resulting
in a denial of service. (CVE-2018-18584, CVE-2018-18585)
Update instructions:
The problem can be corrected by updating your system to the
following
package versions:
Ubuntu 14.04 LTS:
clamav 0.100.2+dfsg-1ubuntu0.14.04.2
In general, a standard system update will make all the necessary
changes.
References:
https://usn.ubuntu.com/usn/usn-3814-2
https://usn.ubuntu.com/usn/usn-3814-1
CVE-2018-18584, CVE-2018-18585
Package Information:
https://launchpad.net/ubuntu/+source/clamav/0.100.2+dfsg-1ubuntu0.14.04.2
- --------------------------------------------------------------------------------
==========================================================================
Ubuntu Security Notice USN-3814-3
November 13, 2018
clamav vulnerabilities
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- - Ubuntu 12.04 ESM
Summary:
Several security issues were fixed in ClamAV.
Software Description:
- - clamav: Anti-virus utility for Unix
Details:
USN-3814-2 fixed several vulnerabilities in clamav. This update
provides the corresponding update for Ubuntu 12.04 ESM.
Original advisory details:
It was discovered ClamAV incorrectly handled certain malformed CAB
files. A remote attacker could use this issue to cause ClamAV to
crash, resulting in a denial of service. (CVE-2018-18584,CVE-2018-
18585)
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 12.04 ESM:
clamav 0.100.2+dfsg-1ubuntu0.12.04.2
In general, a standard system update will make all the necessary
changes.
References:
https://usn.ubuntu.com/usn/usn-3814-3
https://usn.ubuntu.com/usn/usn-3814-1
CVE-2018-18584, CVE-2018-18585
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