libwebp has a flaw which allows the attackers to entice users to process malicious files using gif2webp tool to launch denial of service attacks.
www.openwall.com/lists/oss-security/2016/10/27/3
www.securityfocus.com/bid/93928
bugzilla.redhat.com/show_bug.cgi?id=1389338
chromium.googlesource.com/webm/libwebp/+/806f6279aef4de8deca01c8e727db4a508716e95
chromium.googlesource.com/webm/libwebp/+/e2affacc35f1df6cc3b1a9fa0ceff5ce2d0cce83
lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772@%3Cdev.mina.apache.org%3E
lists.fedoraproject.org/archives/list/[email protected]/message/LG5Q42J7EJDKQKWTTHCO4YZMOMP74YPQ/
lists.fedoraproject.org/archives/list/[email protected]/message/PTR2ZW67TMT7KC24RBENIF25KWUJ7VPD/
lists.fedoraproject.org/archives/list/[email protected]/message/SH6X3MWD5AHZC5JT4625PGFHAYLR7YW7/
security-tracker.debian.org/tracker/CVE-2016-9085
security.gentoo.org/glsa/201701-61