GStreamer FFmpeg plugin: Heap-based buffer overflow
Gentoo Linux Security Advisory
||GLSA 200602-01 / gst-plugins-ffmpeg
||February 05, 2006
||February 05, 2006: 01
All supported architectures
The GStreamer FFmpeg plugin is vulnerable to a buffer overflow that may be
exploited by attackers to execute arbitrary code.
The GStreamer FFmpeg plugin uses code from the FFmpeg library to
provide fast colorspace conversion and multimedia decoders to the
GStreamer open source media framework.
The GStreamer FFmpeg plugin contains derived code from the FFmpeg
library, which is vulnerable to a heap overflow in the
"avcodec_default_get_buffer()" function discovered by Simon Kilvington
(see GLSA 200601-06).
A remote attacker could entice a user to run an application using
the GStreamer FFmpeg plugin on a maliciously crafted PIX_FMT_PAL8
format image file (like PNG images), possibly leading to the execution
of arbitrary code with the permissions of the user running the
There is no known workaround at this time.
All GStreamer FFmpeg plugin users should upgrade to the latest
Code Listing 3.1: Resolution
# emerge --sync
# emerge --ask --oneshot --verbose ">=media-plugins/gst-plugins-ffmpeg-0.8.7-r1"