DSA-635-1 exim -- buffer overflow

Debian Security Advisory

DSA-635-1 exim -- buffer overflow

Date Reported:

12 Jan 2005

Affected Packages:

exim

Vulnerable:

Yes

Security database references:

In the Debian bugtracking system: Bug 289046.
In Mitre's CVE dictionary: CVE-2005-0021.

More information:

Philip Hazel announced a buffer overflow in the host_aton function in exim, the default mail-transport-agent in Debian, which can lead to the execution of arbitrary code via an illegal IPv6 address.

For the stable distribution (woody) this problem has been fixed in version 3.35-1woody4.

For the unstable distribution (sid) this problem has been fixed in version 3.36-13 of exim and 4.34-10 of exim4.

We recommend that you upgrade your exim and exim4 packages.

Fixed in:

Debian GNU/Linux 3.0 (woody)

Source:

http://security.debian.org/pool/updates/main/e/exim/exim_3.35-1woody4.dsc

http://security.debian.org/pool/updates/main/e/exim/exim_3.35-1woody4.diff.gz

http://security.debian.org/pool/updates/main/e/exim/exim_3.35.orig.tar.gz

Alpha:

http://security.debian.org/pool/updates/main/e/exim/exim_3.35-1woody4_alpha.deb

http://security.debian.org/pool/updates/main/e/exim/eximon_3.35-1woody4_alpha.deb

ARM:

http://security.debian.org/pool/updates/main/e/exim/exim_3.35-1woody4_arm.deb

http://security.debian.org/pool/updates/main/e/exim/eximon_3.35-1woody4_arm.deb

Intel IA-32:

http://security.debian.org/pool/updates/main/e/exim/exim_3.35-1woody4_i386.deb

http://security.debian.org/pool/updates/main/e/exim/eximon_3.35-1woody4_i386.deb

Intel IA-64:

http://security.debian.org/pool/updates/main/e/exim/exim_3.35-1woody4_ia64.deb

http://security.debian.org/pool/updates/main/e/exim/eximon_3.35-1woody4_ia64.deb

HPPA:

http://security.debian.org/pool/updates/main/e/exim/exim_3.35-1woody4_hppa.deb

http://security.debian.org/pool/updates/main/e/exim/eximon_3.35-1woody4_hppa.deb

Motorola 680x0:

http://security.debian.org/pool/updates/main/e/exim/exim_3.35-1woody4_m68k.deb

http://security.debian.org/pool/updates/main/e/exim/eximon_3.35-1woody4_m68k.deb

Big endian MIPS:

http://security.debian.org/pool/updates/main/e/exim/exim_3.35-1woody4_mips.deb

http://security.debian.org/pool/updates/main/e/exim/eximon_3.35-1woody4_mips.deb

Little endian MIPS:

http://security.debian.org/pool/updates/main/e/exim/exim_3.35-1woody4_mipsel.deb

http://security.debian.org/pool/updates/main/e/exim/eximon_3.35-1woody4_mipsel.deb

PowerPC:

http://security.debian.org/pool/updates/main/e/exim/exim_3.35-1woody4_powerpc.deb

http://security.debian.org/pool/updates/main/e/exim/eximon_3.35-1woody4_powerpc.deb

IBM S/390:

http://security.debian.org/pool/updates/main/e/exim/exim_3.35-1woody4_s390.deb

http://security.debian.org/pool/updates/main/e/exim/eximon_3.35-1woody4_s390.deb

Sun Sparc:

http://security.debian.org/pool/updates/main/e/exim/exim_3.35-1woody4_sparc.deb

http://security.debian.org/pool/updates/main/e/exim/eximon_3.35-1woody4_sparc.deb

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