CVE-2013-7439

Multiple off-by-one errors in the (1) MakeBigReq and (2) SetReqLen macros in include/X11/Xlibint.h in X11R6.x and libX11 before 1.6.0 allow remote attackers to have unspecified impact via a crafted request, which triggers a buffer overflow.

• x.org libx11 1.0.1 • x.org libx11 1.0.2 • x.org libx11 1.0.3 • x.org libx11 1.1 • x.org libx11 1.1.4 • x.org libx11 1.1.5 • x.org libx11 1.1.6 • x.org libx11 1.1.99.1 • x.org libx11 1.1.99.2 • x.org libx11 1.2 • x.org libx11 1.2.1 • x.org libx11 1.2.2 • x.org libx11 1.3 • x.org libx11 1.3.1 • x.org libx11 1.3.2 • x.org libx11 1.3.3 • x.org libx11 1.3.4 • x.org libx11 1.3.5 • x.org libx11 1.3.6 • x.org libx11 1.3.99.901 • x.org libx11 1.3.99.902 • x.org libx11 1.3.99.903 • x.org libx11 1.4.0 • x.org libx11 1.4.1 • x.org libx11 1.4.2 • x.org libx11 1.4.3 • x.org libx11 1.4.4 • x.org libx11 1.4.99.901 • x.org libx11 1.4.99.902 • x.org libx11 1.5.0 • x.org libx11 1.5.99.901 • x.org libx11 1.5.99.902 • canonical ubuntu linux 12.04 • canonical ubuntu linux 14.04 • canonical ubuntu linux 14.10 • debian debian linux 7.0 • x.org x11 6.0 • x.org x11 6.1 • x.org x11 6.3 • x.org x11 6.4 • x.org x11 6.5.1 • x.org x11 6.6 • x.org x11 6.7 • x.org x11 6.8.0 • x.org x11 6.8.1 • x.org x11 6.8.2 • x.org x11 6.9