CVE-2021-31535

CVE-2021-31535 affects libX11 (and related X.Org X components) where LookupCol.c handling of XLookupColor lacks proper length checks. An attacker can send color-name requests longer than protocol/packet limits, causing the server to parse extra X protocol requests and potentially execute arbitrar...

CVE-2007-2437

CVE-2007-2437 affects the X render (Xrender) extension in X.org X Window System 7.0/7.1/7.2 with Xserver 1.3.0 and earlier. The vulnerability arises when processing crafted values in the functions XRenderCompositeTrapezoids and XRenderAddTraps , which can trigger a divide-by-zero error and cause ...