USN-4085-1: Sigil vulnerability

USN-4085-1: Sigil vulnerability

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

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

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

References

• CVE-2019-14452

Source: USN-4085-1: Sigil vulnerability