Security researcher Ronald Crane reported a vulnerability found through code inspection. This issue is an integer overflow while processing an MP4 format video file when an a erroneously-small buffer is allocated and then overrun, resulting in a potentially exploitable crash. This issue only affects 64-bit versions with 32-bit versions being unaffected. External Reference: https://www.mozilla.org/security/announce/2015/mfsa2015-146.html Acknowledgements: Red Hat would like to thank the Mozilla project for reporting this issue. Upstream acknowledges Ronald Crane as the original reporter.
This issue has been addressed in the following products: Red Hat Enterprise Linux 6 Red Hat Enterprise Linux 7 Red Hat Enterprise Linux 5 Via RHSA-2015:2657 https://rhn.redhat.com/errata/RHSA-2015-2657.html
This issue has been addressed in the following products: Red Hat Enterprise Linux 5 Red Hat Enterprise Linux 6 Red Hat Enterprise Linux 7 Via RHSA-2016:0001 https://rhn.redhat.com/errata/RHSA-2016-0001.html