Debian Security Advisory

DSA-1372-1 xorg-server -- buffer overflow

Date Reported:
09 Sep 2007
Affected Packages:
xorg-server
Vulnerable:
Yes
Security database references:
In Mitre's CVE dictionary: CVE-2007-4730.
More information:

Aaron Plattner discovered a buffer overflow in the Composite extension of the X.org X server, which can lead to local privilege escalation.

The oldstable distribution (sarge) is not affected by this problem.

For the stable distribution (etch) this problem has been fixed in version 1.1.1-21etch1.

For the unstable distribution (sid) this problem will be fixed soon.

We recommend that you upgrade your xorg-server packages.

Fixed in:

Debian GNU/Linux 4.0 (etch)

Source:
http://security.debian.org/pool/updates/main/x/xorg-server/xorg-server_1.1.1-21etch1.dsc
http://security.debian.org/pool/updates/main/x/xorg-server/xorg-server_1.1.1-21etch1.diff.gz
http://security.debian.org/pool/updates/main/x/xorg-server/xorg-server_1.1.1.orig.tar.gz
Alpha:
http://security.debian.org/pool/updates/main/x/xorg-server/xdmx_1.1.1-21etch1_alpha.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xdmx-tools_1.1.1-21etch1_alpha.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xnest_1.1.1-21etch1_alpha.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xserver-xephyr_1.1.1-21etch1_alpha.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xserver-xorg-core_1.1.1-21etch1_alpha.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xserver-xorg-dev_1.1.1-21etch1_alpha.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xvfb_1.1.1-21etch1_alpha.deb
AMD64:
http://security.debian.org/pool/updates/main/x/xorg-server/xdmx_1.1.1-21etch1_amd64.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xdmx-tools_1.1.1-21etch1_amd64.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xnest_1.1.1-21etch1_amd64.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xserver-xephyr_1.1.1-21etch1_amd64.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xserver-xorg-core_1.1.1-21etch1_amd64.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xserver-xorg-dev_1.1.1-21etch1_amd64.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xvfb_1.1.1-21etch1_amd64.deb
ARM:
http://security.debian.org/pool/updates/main/x/xorg-server/xdmx_1.1.1-21etch1_arm.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xdmx-tools_1.1.1-21etch1_arm.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xnest_1.1.1-21etch1_arm.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xserver-xephyr_1.1.1-21etch1_arm.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xserver-xorg-core_1.1.1-21etch1_arm.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xserver-xorg-dev_1.1.1-21etch1_arm.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xvfb_1.1.1-21etch1_arm.deb
HPPA:
http://security.debian.org/pool/updates/main/x/xorg-server/xdmx_1.1.1-21etch1_hppa.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xdmx-tools_1.1.1-21etch1_hppa.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xnest_1.1.1-21etch1_hppa.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xserver-xephyr_1.1.1-21etch1_hppa.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xserver-xorg-core_1.1.1-21etch1_hppa.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xserver-xorg-dev_1.1.1-21etch1_hppa.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xvfb_1.1.1-21etch1_hppa.deb
Intel IA-32:
http://security.debian.org/pool/updates/main/x/xorg-server/xdmx_1.1.1-21etch1_i386.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xdmx-tools_1.1.1-21etch1_i386.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xnest_1.1.1-21etch1_i386.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xserver-xephyr_1.1.1-21etch1_i386.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xserver-xorg-core_1.1.1-21etch1_i386.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xserver-xorg-dev_1.1.1-21etch1_i386.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xvfb_1.1.1-21etch1_i386.deb
Intel IA-64:
http://security.debian.org/pool/updates/main/x/xorg-server/xdmx_1.1.1-21etch1_ia64.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xdmx-tools_1.1.1-21etch1_ia64.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xnest_1.1.1-21etch1_ia64.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xserver-xephyr_1.1.1-21etch1_ia64.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xserver-xorg-core_1.1.1-21etch1_ia64.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xserver-xorg-dev_1.1.1-21etch1_ia64.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xvfb_1.1.1-21etch1_ia64.deb
Big endian MIPS:
http://security.debian.org/pool/updates/main/x/xorg-server/xdmx_1.1.1-21etch1_mips.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xdmx-tools_1.1.1-21etch1_mips.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xnest_1.1.1-21etch1_mips.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xserver-xephyr_1.1.1-21etch1_mips.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xserver-xorg-core_1.1.1-21etch1_mips.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xserver-xorg-dev_1.1.1-21etch1_mips.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xvfb_1.1.1-21etch1_mips.deb
Little endian MIPS:
http://security.debian.org/pool/updates/main/x/xorg-server/xdmx_1.1.1-21etch1_mipsel.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xdmx-tools_1.1.1-21etch1_mipsel.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xnest_1.1.1-21etch1_mipsel.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xserver-xephyr_1.1.1-21etch1_mipsel.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xserver-xorg-core_1.1.1-21etch1_mipsel.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xserver-xorg-dev_1.1.1-21etch1_mipsel.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xvfb_1.1.1-21etch1_mipsel.deb
PowerPC:
http://security.debian.org/pool/updates/main/x/xorg-server/xdmx_1.1.1-21etch1_powerpc.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xdmx-tools_1.1.1-21etch1_powerpc.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xnest_1.1.1-21etch1_powerpc.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xserver-xephyr_1.1.1-21etch1_powerpc.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xserver-xorg-core_1.1.1-21etch1_powerpc.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xserver-xorg-dev_1.1.1-21etch1_powerpc.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xvfb_1.1.1-21etch1_powerpc.deb
IBM S/390:
http://security.debian.org/pool/updates/main/x/xorg-server/xdmx_1.1.1-21etch1_s390.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xdmx-tools_1.1.1-21etch1_s390.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xnest_1.1.1-21etch1_s390.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xserver-xephyr_1.1.1-21etch1_s390.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xserver-xorg-core_1.1.1-21etch1_s390.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xserver-xorg-dev_1.1.1-21etch1_s390.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xvfb_1.1.1-21etch1_s390.deb
Sun Sparc:
http://security.debian.org/pool/updates/main/x/xorg-server/xdmx_1.1.1-21etch1_sparc.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xdmx-tools_1.1.1-21etch1_sparc.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xnest_1.1.1-21etch1_sparc.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xserver-xephyr_1.1.1-21etch1_sparc.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xserver-xorg-core_1.1.1-21etch1_sparc.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xserver-xorg-dev_1.1.1-21etch1_sparc.deb
http://security.debian.org/pool/updates/main/x/xorg-server/xvfb_1.1.1-21etch1_sparc.deb

MD5 checksums of the listed files are available in the original advisory.