[USN-4085-1] Sigil vulnerability

[Mike Salvatore]

==========================================================================
Ubuntu Security Notice USN-4085-1
August 01, 2019

Sigil vulnerability
==========================================================================

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

- Ubuntu 19.04
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS

Summary:

Sigil could be made to overwrite files.

Software Description:
- sigil: multi-platform ebook editor

Details:

Mike Salvatore discovered that Sigil mishandled certain malformed EPUB
files. An attacker could use this vulnerability to write arbitrary files to
the filesystem.

Update instructions:

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

Ubuntu 19.04:
  sigil                           0.9.13+dfsg-1ubuntu0.1
  sigil-data                      0.9.13+dfsg-1ubuntu0.1

Ubuntu 18.04 LTS:
  sigil                           0.9.9+dfsg-1ubuntu0.1~esm1
  sigil-data                      0.9.9+dfsg-1ubuntu0.1~esm1

Ubuntu 16.04 LTS:
  sigil                           0.9.5+dfsg-0ubuntu1+esm1
  sigil-data                      0.9.5+dfsg-0ubuntu1+esm1

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

References:
  https://usn.ubuntu.com/4085-1
  CVE-2019-14452

Package Information:
  https://launchpad.net/ubuntu/+source/sigil/0.9.13+dfsg-1ubuntu0.1
  https://launchpad.net/ubuntu/+source/sigil/0.9.9+dfsg-1ubuntu0.1~esm1
  https://launchpad.net/ubuntu/+source/sigil/0.9.5+dfsg-0ubuntu1+esm1

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