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USN-3394-1: libmspack vulnerabilities

17 August 2017

Several security issues were fixed in libmspack.

Releases

Packages

  • libmspack - library for Microsoft compression formats

Details

It was discovered that libmspack incorrectly handled certain malformed CHM
files. A remote attacker could use this issue to cause libmspack to crash,
resulting in a denial of service, or possibly execute arbitrary code.
(CVE-2017-6419)

It was discovered that 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-2017-6419)

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 17.04
Ubuntu 16.04

In general, a standard system update will make all the necessary changes.

Related notices

  • USN-3393-2: clamav
  • USN-3393-1: clamav-milter, clamdscan, clamav-base, libclamav-dev, clamav, libclamav7, clamav-docs, clamav-testfiles, clamav-daemon, clamav-freshclam