EPSS
Percentile
83.5%
X.org libXtst before 1.2.3 allows remote X servers to cause a denial of service (infinite loop) via a reply in the (1) XRecordStartOfData, (2) XRecordEndOfData, or (3) XRecordClientDied category without a client sequence and with attached data.
bugzilla.redhat.com/show_bug.cgi?id=1381922
lists.x.org/archives/xorg-announce/2016-October/002720.html