USN-3320-1: zziplib vulnerabilities

Ubuntu Security Notice USN-3320-1

15th June, 2017

zziplib vulnerabilities

A security issue affects these releases of Ubuntu and its derivatives:

  • Ubuntu 17.04
  • Ubuntu 16.10
  • Ubuntu 16.04 LTS
  • Ubuntu 14.04 LTS


zziplib could be made to crash or run programs as your login if it opened a specially crafted file.

Software description

  • zziplib - library providing read access on ZIP-archives


Agostino Sarubbo discovered that zziplib incorrectly handled certain
malformed ZIP files. If a user or automated system were tricked into
opening a specially crafted ZIP file, a remote attacker could cause zziplib
to crash, resulting in a denial of service, or possibly execute arbitrary

Update instructions

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

Ubuntu 17.04:
libzzip-0-13 0.13.62-3ubuntu0.17.04.1
Ubuntu 16.10:
libzzip-0-13 0.13.62-3ubuntu0.16.10.1
Ubuntu 16.04 LTS:
libzzip-0-13 0.13.62-3ubuntu0.16.04.1
Ubuntu 14.04 LTS:
libzzip-0-13 0.13.62-2ubuntu0.1

To update your system, please follow these instructions:

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


CVE-2017-5974, CVE-2017-5975, CVE-2017-5976, CVE-2017-5978, CVE-2017-5979, CVE-2017-5980, CVE-2017-5981