06 November 2012
Protect yourself against future threats.
Alert notification provided via email for sensitive material found online by our analyst team which specifically targets your organisation.
Subscribe for updates.
-----BEGIN PGP SIGNED MESSAGE-----
AUSCERT External Security Bulletin Redistribution
A vulnerability has been fixed in VLC
6 November 2012
AusCERT Security Bulletin Summary
Product: VLC media player
Publisher: The VideoLAN Project
Operating System: Windows
UNIX variants (UNIX, Linux, OSX)
Impact/Access: Denial of Service -- Remote with User Interaction
CVE Names: CVE-2012-5470
- --------------------------BEGIN INCLUDED TEXT--------------------
Security Advisory 1203
Summary : Buffer overflow in PNG decoder
Date : October 2012
Affected versions : VLC media player 2.0.3 and earlier
ID : VideoLAN-SA-1203
CVE reference : CVE-2012-5470
When parsing an invalid PNG image file, a buffer overflow might occur.
If successful, a malicious third party could trigger an invalid memory access,
leading to a crash of the process of the VLC media player.
Because the overflow occurs while reading a buffer, rather than writing, it is
believed that this issue cannot lead to arbitrary code execution.
Exploitation of this issue requires the user to explicitly open a specially
The user should refrain from opening files from untrusted third parties or
accessing untrusted remote sites (or disable the VLC browser plugins), until
the patch is applied.
Alternatively, the PNG decoder plugin (libpng_plugin.*) can be removed manually
from the VLC plugin installation directory. This will prevent decoding of PNG
VLC media player 2.0.4 addresses this issue. Patches for older versions are
available from the official VLC source code repository 2.0 and 1.1 branches.
The VideoLAN project
VLC official GIT repository
14 October 2012
Patch for VLC development version.
15 October 2012
VLC media player 2.0.4 released.
2 November 2012
Security advisory published.
3 November 2012
Security advisory updated.
on behalf of the VideoLAN project
- --------------------------END INCLUDED TEXT--------------------
You have received this e-mail bulletin as a result of your organisation's
registration with AusCERT. The mailing list you are subscribed to is
maintained within your organisation, so if you do not wish to continue
receiving these bulletins you should contact your local IT manager. If
you do not know who that is, please send an email to firstname.lastname@example.org
and we will forward your request to the appropriate person.
NOTE: Third Party Rights
This security bulletin is provided as a service to AusCERT's members. As
AusCERT did not write the document quoted above, AusCERT has had no control
over its content. The decision to follow or act on information or advice
contained in this security bulletin is the responsibility of each user or
organisation, and should be considered in accordance with your organisation's
site policies and procedures. AusCERT takes no responsibility for consequences
which may arise from following or acting on information or advice contained in
this security bulletin.
NOTE: This is only the original release of the security bulletin. It may
not be updated when updates to the original are made. If downloading at
a later date, it is recommended that the bulletin is retrieved directly
from the author's website to ensure that the information is still current.
Contact information for the authors of the original document is included
in the Security Bulletin above. If you have any questions or need further
information, please contact them directly.
Previous advisories and external security bulletins can be retrieved from:
Australian Computer Emergency Response Team
The University of Queensland
Internet Email: email@example.com
Facsimile: (07) 3365 7031
Telephone: (07) 3365 4417 (International: +61 7 3365 4417)
AusCERT personnel answer during Queensland business hours
which are GMT+10:00 (AEST).
On call after hours for member emergencies only.
-----BEGIN PGP SIGNATURE-----
-----END PGP SIGNATURE-----