Debian Security Advisory

DSA-1342-1 xfs -- race condition

Date Reported:
30 Jul 2007
Affected Packages:
xfs
Vulnerable:
Yes
Security database references:
In Mitre's CVE dictionary: CVE-2007-3103.
More information:

It was discovered that a race condition in the init.d script of the X Font Server allows the modification of file permissions of arbitrary files if the local administrator can be tricked into restarting the X font server.

For the oldstable distribution (sarge) xfs is present as part of the monolithic xfree86 package. A fix will be provided along with a future security update.

For the stable distribution (etch) this problem has been fixed in version 1.0.1-6.

For the unstable distribution (sid) this problem has been fixed in version 1.0.4-2.

We recommend that you upgrade your xfs package.

Fixed in:

Debian GNU/Linux 4.0 (etch)

Source:
http://security.debian.org/pool/updates/main/x/xfs/xfs_1.0.1-6.dsc
http://security.debian.org/pool/updates/main/x/xfs/xfs_1.0.1-6.diff.gz
http://security.debian.org/pool/updates/main/x/xfs/xfs_1.0.1.orig.tar.gz
Alpha:
http://security.debian.org/pool/updates/main/x/xfs/xfs_1.0.1-6_alpha.deb
AMD64:
http://security.debian.org/pool/updates/main/x/xfs/xfs_1.0.1-6_amd64.deb
ARM:
http://security.debian.org/pool/updates/main/x/xfs/xfs_1.0.1-6_arm.deb
HPPA:
http://security.debian.org/pool/updates/main/x/xfs/xfs_1.0.1-6_hppa.deb
Intel IA-32:
http://security.debian.org/pool/updates/main/x/xfs/xfs_1.0.1-6_i386.deb
Intel IA-64:
http://security.debian.org/pool/updates/main/x/xfs/xfs_1.0.1-6_ia64.deb
Big endian MIPS:
http://security.debian.org/pool/updates/main/x/xfs/xfs_1.0.1-6_mips.deb
Little endian MIPS:
http://security.debian.org/pool/updates/main/x/xfs/xfs_1.0.1-6_mipsel.deb
PowerPC:
http://security.debian.org/pool/updates/main/x/xfs/xfs_1.0.1-6_powerpc.deb
IBM S/390:
http://security.debian.org/pool/updates/main/x/xfs/xfs_1.0.1-6_s390.deb
Sun Sparc:
http://security.debian.org/pool/updates/main/x/xfs/xfs_1.0.1-6_sparc.deb

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