Ubuntu Security Notice 3814-1 - 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.
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Ubuntu Security Notice USN-3814-1
November 12, 2018
libmspack vulnerabilities
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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