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If through a vulnerability assessment, a network security issue is detected for the vulnerability below, applying the appropriate security patches in a timely matter is very important. If you have detected that your system has already been compromised, following CERT's Network Security recovery document will assist with recommended steps for system recovery.
Vulnerability Assessment Details
GStreamer FFmpeg plugin: Heap-based buffer overflow
Detailed Explanation for this Vulnerability Assessment
The remote host is affected by the vulnerability described in GLSA-200602-01
(GStreamer FFmpeg test: Heap-based buffer overflow)
The GStreamer FFmpeg test 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 test 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 test users should upgrade to the latest
# emerge --sync
# emerge --ask --oneshot --verbose ">=media-tests/gst-tests-ffmpeg-0.8.7-r1"
Network Security Threat Level: Medium
Networks Security ID:
Vulnerability Assessment Copyright: (C) 2006 Michel Arboi
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