USN-2695-1: HTML Tidy vulnerabilities

Ubuntu Security Notice USN-2695-1

29th July, 2015

tidy vulnerabilities

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

• Ubuntu 15.04
• Ubuntu 14.04 LTS
• Ubuntu 12.04 LTS

Summary

HTML Tidy could be made to crash or run programs if it processed specially crafted data.

Software description

• tidy - HTML syntax checker and reformatter

Details

Fernando Muñoz discovered that HTML Tidy incorrectly handled memory. If a
user or automated system were tricked into processing specially crafted
data, applications linked against HTML Tidy could be made to crash, leading
to a denial of service, or possibly execute arbitrary code.

Update instructions

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

Ubuntu 15.04:

libtidy-0.99-0 20091223cvs-1.4ubuntu0.1

Ubuntu 14.04 LTS:

libtidy-0.99-0 20091223cvs-1.2ubuntu1.1

Ubuntu 12.04 LTS:

libtidy-0.99-0 20091223cvs-1ubuntu2.1

To update your system, please follow these instructions: http://ift.tt/17VXqjU.

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

References

CVE-2015-5522, CVE-2015-5523

from Ubuntu Security Notices http://ift.tt/1DPuoyG