Several vulnerabilities have been discovered in the X Window System, which may lead to privilege escalation or denial of service. The Common Vulnerabilities and Exposures project identifies the following problems:
Sean Larsson discovered an integer overflow in the Render extension, which might lead to denial of service or local privilege escalation.
Sean Larsson discovered an integer overflow in the DBE extension, which might lead to denial of service or local privilege escalation.
Sean Larsson discovered an integer overflow in the DBE extension, which might lead to denial of service or local privilege escalation.
For the stable distribution (sarge) these problems have been fixed in version 4.3.0.dfsg.1-14sarge3. This update lacks builds for the Motorola 680x0 architecture, which had build problems. Packages will be released once this problem has been resolved.
For the upcoming stable distribution (etch) these problems have been fixed in version 2:1.1.1-15 of xorg-server.
For the unstable distribution (sid) these problems have been fixed in version 2:1.1.1-15 of xorg-server.
We recommend that you upgrade your XFree86 packages.
MD5 checksums of the listed files are available in the original advisory.