X.org Xorg-server
4 CVEs affecting X.org Xorg-server. Latest disclosed: 2026-07-08. Critical: 0, High: 1.
| CVE | Severity | Score | Published | Summary |
|---|---|---|---|---|
CVE-2026-55999 | High | 8.5 | 2026-07-08 | Local attackers with a X connection able to provide PCX fonts to the X server xorg-server before 21.2.24 and xwayland before 24.1.13 could cause a heap buffe… |
CVE-2015-3164 | | 2015-07-01 | The authentication setup in XWayland 1.16.x and 1.17.x before 1.17.2 starts the server in non-authenticating mode, which allows local users to read from or sen… | |
CVE-2007-4730 | | 2007-09-11 | Buffer overflow in the compNewPixmap function in compalloc.c in the Composite extension for the X.org X11 server before 1.4 allows local users to execute arbit… | |
CVE-2006-4447 | | 2006-08-30 | X.Org and XFree86, including libX11, xdm, xf86dga, xinit, xload, xtrans, and xterm, does not check the return values for setuid and seteuid calls when attempti… |