DSA-637-1 exim-tls -- buffer overflow

Debian Security Advisory

DSA-637-1 exim-tls -- buffer overflow

Date Reported:

13 Jan 2005

Affected Packages:

exim-tls

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-tls, the SSL-enabled version of 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 3.35-3woody3.

In the unstable distribution (sid) this package does not exist anymore.

We recommend that you upgrade your exim-tls package.

Fixed in:

Debian GNU/Linux 3.0 (woody)

Source:

http://security.debian.org/pool/updates/main/e/exim-tls/exim-tls_3.35-3woody3.dsc

http://security.debian.org/pool/updates/main/e/exim-tls/exim-tls_3.35-3woody3.diff.gz

http://security.debian.org/pool/updates/main/e/exim-tls/exim-tls_3.35.orig.tar.gz

Alpha:

http://security.debian.org/pool/updates/main/e/exim-tls/exim-tls_3.35-3woody3_alpha.deb

ARM:

http://security.debian.org/pool/updates/main/e/exim-tls/exim-tls_3.35-3woody3_arm.deb

Intel IA-32:

http://security.debian.org/pool/updates/main/e/exim-tls/exim-tls_3.35-3woody3_i386.deb

Intel IA-64:

http://security.debian.org/pool/updates/main/e/exim-tls/exim-tls_3.35-3woody3_ia64.deb

HPPA:

http://security.debian.org/pool/updates/main/e/exim-tls/exim-tls_3.35-3woody3_hppa.deb

Motorola 680x0:

http://security.debian.org/pool/updates/main/e/exim-tls/exim-tls_3.35-3woody3_m68k.deb

Big endian MIPS:

http://security.debian.org/pool/updates/main/e/exim-tls/exim-tls_3.35-3woody3_mips.deb

Little endian MIPS:

http://security.debian.org/pool/updates/main/e/exim-tls/exim-tls_3.35-3woody3_mipsel.deb

PowerPC:

http://security.debian.org/pool/updates/main/e/exim-tls/exim-tls_3.35-3woody3_powerpc.deb

IBM S/390:

http://security.debian.org/pool/updates/main/e/exim-tls/exim-tls_3.35-3woody3_s390.deb

Sun Sparc:

http://security.debian.org/pool/updates/main/e/exim-tls/exim-tls_3.35-3woody3_sparc.deb

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