It was discovered that Libav incorrectly handled certain malformed mediafiles. If a user were tricked into opening a crafted media file, anattacker could cause a denial of service via application crash, or possiblyexecute arbitrary code with the privileges of the user invoking theprogram.
The problem can be corrected by updating your system to the following
To update your system, please follow these instructions:
This update uses a new upstream release, which includes additional bugfixes. In general, a standard system update will make all the necessarychanges.