Debian Security Advisory

DSA-1654-1 libxml2 -- buffer overflow

Date Reported:
14 Oct 2008
Affected Packages:
libxml2
Vulnerable:
Yes
Security database references:
In the Debian bugtracking system: Bug 498768.
In Mitre's CVE dictionary: CVE-2008-3529.
More information:

It was discovered that libxml2, the GNOME XML library, didn't correctly handle long entity names. This could allow the execution of arbitrary code via a malicious XML file.

For the stable distribution (etch), this problem has been fixed in version 2.6.27.dfsg-5.

For the unstable distribution (sid), this problem has been fixed in version 2.6.32.dfsg-4.

We recommend that you upgrade your libxml2 package.

Fixed in:

Debian GNU/Linux 4.0 (etch)

Source:
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2_2.6.27.dfsg-5.diff.gz
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2_2.6.27.dfsg.orig.tar.gz
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2_2.6.27.dfsg-5.dsc
Architecture-independent component:
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-doc_2.6.27.dfsg-5_all.deb
Alpha:
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2_2.6.27.dfsg-5_alpha.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-utils_2.6.27.dfsg-5_alpha.deb
http://security.debian.org/pool/updates/main/libx/libxml2/python-libxml2_2.6.27.dfsg-5_alpha.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dev_2.6.27.dfsg-5_alpha.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dbg_2.6.27.dfsg-5_alpha.deb
AMD64:
http://security.debian.org/pool/updates/main/libx/libxml2/python-libxml2_2.6.27.dfsg-5_amd64.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-utils_2.6.27.dfsg-5_amd64.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2_2.6.27.dfsg-5_amd64.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dbg_2.6.27.dfsg-5_amd64.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dev_2.6.27.dfsg-5_amd64.deb
ARM:
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2_2.6.27.dfsg-5_arm.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-utils_2.6.27.dfsg-5_arm.deb
http://security.debian.org/pool/updates/main/libx/libxml2/python-libxml2_2.6.27.dfsg-5_arm.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dbg_2.6.27.dfsg-5_arm.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dev_2.6.27.dfsg-5_arm.deb
HP Precision:
http://security.debian.org/pool/updates/main/libx/libxml2/python-libxml2_2.6.27.dfsg-5_hppa.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-utils_2.6.27.dfsg-5_hppa.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2_2.6.27.dfsg-5_hppa.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dev_2.6.27.dfsg-5_hppa.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dbg_2.6.27.dfsg-5_hppa.deb
Intel IA-32:
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2_2.6.27.dfsg-5_i386.deb
http://security.debian.org/pool/updates/main/libx/libxml2/python-libxml2_2.6.27.dfsg-5_i386.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dev_2.6.27.dfsg-5_i386.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dbg_2.6.27.dfsg-5_i386.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-utils_2.6.27.dfsg-5_i386.deb
Intel IA-64:
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dev_2.6.27.dfsg-5_ia64.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dbg_2.6.27.dfsg-5_ia64.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2_2.6.27.dfsg-5_ia64.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-utils_2.6.27.dfsg-5_ia64.deb
http://security.debian.org/pool/updates/main/libx/libxml2/python-libxml2_2.6.27.dfsg-5_ia64.deb
Big-endian MIPS:
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-utils_2.6.27.dfsg-5_mips.deb
http://security.debian.org/pool/updates/main/libx/libxml2/python-libxml2_2.6.27.dfsg-5_mips.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dbg_2.6.27.dfsg-5_mips.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dev_2.6.27.dfsg-5_mips.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2_2.6.27.dfsg-5_mips.deb
Little-endian MIPS:
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-utils_2.6.27.dfsg-5_mipsel.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dbg_2.6.27.dfsg-5_mipsel.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2_2.6.27.dfsg-5_mipsel.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dev_2.6.27.dfsg-5_mipsel.deb
http://security.debian.org/pool/updates/main/libx/libxml2/python-libxml2_2.6.27.dfsg-5_mipsel.deb
PowerPC:
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dbg_2.6.27.dfsg-5_powerpc.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dev_2.6.27.dfsg-5_powerpc.deb
http://security.debian.org/pool/updates/main/libx/libxml2/python-libxml2_2.6.27.dfsg-5_powerpc.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-utils_2.6.27.dfsg-5_powerpc.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2_2.6.27.dfsg-5_powerpc.deb
IBM S/390:
http://security.debian.org/pool/updates/main/libx/libxml2/python-libxml2_2.6.27.dfsg-5_s390.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dbg_2.6.27.dfsg-5_s390.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2_2.6.27.dfsg-5_s390.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-utils_2.6.27.dfsg-5_s390.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dev_2.6.27.dfsg-5_s390.deb
Sun Sparc:
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dbg_2.6.27.dfsg-5_sparc.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dev_2.6.27.dfsg-5_sparc.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2_2.6.27.dfsg-5_sparc.deb
http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-utils_2.6.27.dfsg-5_sparc.deb
http://security.debian.org/pool/updates/main/libx/libxml2/python-libxml2_2.6.27.dfsg-5_sparc.deb

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