Multiple integer overflows in libwebp allows attackers to have unspecified impact via unknown vectors.
https://security.gentoo.org/glsa/201701-61
https://chromium.googlesource.com/webm/libwebp/+/e2affacc35f1df6cc3b1a9fa0ceff5ce2d0cce83
https://bugzilla.redhat.com/show_bug.cgi?id=1389338