Debian Security Advisory

DSA-354-1 xconq -- buffer overflows

Date Reported:

29 Jul 2003

Affected Packages:

xconq

Vulnerable:

Yes

Security database references:

In Mitre's CVE dictionary: CAN-2003-0607.

More information:

Steve Kemp discovered a buffer overflow in xconq, in processing the USER environment variable. In the process of fixing this bug, a similar problem was discovered with the DISPLAY environment variable. This vulnerability could be exploited by a local attacker to gain gid 'games'.

For the current stable distribution (woody) this problem has been fixed in version 7.4.1-2woody2.

For the unstable distribution (sid) this problem will be fixed soon. Refer to Debian bug #202963.

We recommend that you update your xconq package.

Fixed in:

Debian GNU/Linux 3.0 (woody)

Source:

http://security.debian.org/pool/updates/main/x/xconq/xconq_7.4.1-2woody2.dsc

http://security.debian.org/pool/updates/main/x/xconq/xconq_7.4.1-2woody2.diff.gz

http://security.debian.org/pool/updates/main/x/xconq/xconq_7.4.1.orig.tar.gz

Architecture-independent component:

http://security.debian.org/pool/updates/main/x/xconq/xconq-common_7.4.1-2woody2_all.deb

http://security.debian.org/pool/updates/main/x/xconq/xconq-doc_7.4.1-2woody2_all.deb

Alpha:

http://security.debian.org/pool/updates/main/x/xconq/xconq_7.4.1-2woody2_alpha.deb

ARM:

http://security.debian.org/pool/updates/main/x/xconq/xconq_7.4.1-2woody2_arm.deb

Intel IA-32:

http://security.debian.org/pool/updates/main/x/xconq/xconq_7.4.1-2woody2_i386.deb

Intel IA-64:

http://security.debian.org/pool/updates/main/x/xconq/xconq_7.4.1-2woody2_ia64.deb

HPPA:

http://security.debian.org/pool/updates/main/x/xconq/xconq_7.4.1-2woody2_hppa.deb

Motorola 680x0:

http://security.debian.org/pool/updates/main/x/xconq/xconq_7.4.1-2woody2_m68k.deb

Big endian MIPS:

http://security.debian.org/pool/updates/main/x/xconq/xconq_7.4.1-2woody2_mips.deb

Little endian MIPS:

http://security.debian.org/pool/updates/main/x/xconq/xconq_7.4.1-2woody2_mipsel.deb

PowerPC:

http://security.debian.org/pool/updates/main/x/xconq/xconq_7.4.1-2woody2_powerpc.deb

IBM S/390:

http://security.debian.org/pool/updates/main/x/xconq/xconq_7.4.1-2woody2_s390.deb

Sun Sparc:

http://security.debian.org/pool/updates/main/x/xconq/xconq_7.4.1-2woody2_sparc.deb

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