Debians sikkerhedsbulletin

DSA-1631-2 libxml2 -- lammelsesangreb

Rapporteret den:

22. aug 2008

Berørte pakker:

libxml2

Sårbar:

Referencer i sikkerhedsdatabaser:

I Mitres CVE-ordbog: CVE-2008-3281.

Yderligere oplysninger:

Andreas Solberg opdagede at libxml2, GNOME XML-bibliotek, kunne tvinges til rekursivt at evaluere entiteter, indtil tilgængelige CPU- og hukommelsesressourcer var opbrugt.

I den stabile distribution (etch), er dette problem rettet i version 2.6.27.dfsg-4.

I den ustabile distribution (sid), er dette problem rettet i version 2.6.32.dfsg-3.

Vi anbefaler at du opgraderer din libxml2-pakke.

Rettet i:

Debian GNU/Linux 4.0 (etch)

Kildekode:: 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-4.dsc; http://security.debian.org/pool/updates/main/libx/libxml2/libxml2_2.6.27.dfsg-4.diff.gz
Arkitekturuafhængig komponent:: http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-doc_2.6.27.dfsg-4_all.deb
Alpha:: http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-utils_2.6.27.dfsg-4_alpha.deb; http://security.debian.org/pool/updates/main/libx/libxml2/python-libxml2_2.6.27.dfsg-4_alpha.deb; http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dbg_2.6.27.dfsg-4_alpha.deb; http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dev_2.6.27.dfsg-4_alpha.deb; http://security.debian.org/pool/updates/main/libx/libxml2/libxml2_2.6.27.dfsg-4_alpha.deb
AMD64:: http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-utils_2.6.27.dfsg-4_amd64.deb; http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dbg_2.6.27.dfsg-4_amd64.deb; http://security.debian.org/pool/updates/main/libx/libxml2/python-libxml2_2.6.27.dfsg-4_amd64.deb; http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dev_2.6.27.dfsg-4_amd64.deb; http://security.debian.org/pool/updates/main/libx/libxml2/libxml2_2.6.27.dfsg-4_amd64.deb
ARM:: http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dev_2.6.27.dfsg-4_arm.deb; http://security.debian.org/pool/updates/main/libx/libxml2/python-libxml2_2.6.27.dfsg-4_arm.deb; http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-utils_2.6.27.dfsg-4_arm.deb; http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dbg_2.6.27.dfsg-4_arm.deb; http://security.debian.org/pool/updates/main/libx/libxml2/libxml2_2.6.27.dfsg-4_arm.deb
HP Precision:: http://security.debian.org/pool/updates/main/libx/libxml2/python-libxml2_2.6.27.dfsg-4_hppa.deb; http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dev_2.6.27.dfsg-4_hppa.deb; http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-utils_2.6.27.dfsg-4_hppa.deb; http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dbg_2.6.27.dfsg-4_hppa.deb; http://security.debian.org/pool/updates/main/libx/libxml2/libxml2_2.6.27.dfsg-4_hppa.deb
Intel IA-32:: http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dbg_2.6.27.dfsg-4_i386.deb; http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dev_2.6.27.dfsg-4_i386.deb; http://security.debian.org/pool/updates/main/libx/libxml2/libxml2_2.6.27.dfsg-4_i386.deb; http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-utils_2.6.27.dfsg-4_i386.deb; http://security.debian.org/pool/updates/main/libx/libxml2/python-libxml2_2.6.27.dfsg-4_i386.deb
Intel IA-64:: http://security.debian.org/pool/updates/main/libx/libxml2/libxml2_2.6.27.dfsg-4_ia64.deb; http://security.debian.org/pool/updates/main/libx/libxml2/python-libxml2_2.6.27.dfsg-4_ia64.deb; http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dev_2.6.27.dfsg-4_ia64.deb; http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dbg_2.6.27.dfsg-4_ia64.deb; http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-utils_2.6.27.dfsg-4_ia64.deb
Little-endian MIPS:: http://security.debian.org/pool/updates/main/libx/libxml2/python-libxml2_2.6.27.dfsg-4_mipsel.deb; http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dev_2.6.27.dfsg-4_mipsel.deb; http://security.debian.org/pool/updates/main/libx/libxml2/libxml2_2.6.27.dfsg-4_mipsel.deb; http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dbg_2.6.27.dfsg-4_mipsel.deb; http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-utils_2.6.27.dfsg-4_mipsel.deb
PowerPC:: http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dbg_2.6.27.dfsg-4_powerpc.deb; http://security.debian.org/pool/updates/main/libx/libxml2/libxml2_2.6.27.dfsg-4_powerpc.deb; http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-utils_2.6.27.dfsg-4_powerpc.deb; http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dev_2.6.27.dfsg-4_powerpc.deb; http://security.debian.org/pool/updates/main/libx/libxml2/python-libxml2_2.6.27.dfsg-4_powerpc.deb
IBM S/390:: http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dev_2.6.27.dfsg-4_s390.deb; http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dbg_2.6.27.dfsg-4_s390.deb; http://security.debian.org/pool/updates/main/libx/libxml2/python-libxml2_2.6.27.dfsg-4_s390.deb; http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-utils_2.6.27.dfsg-4_s390.deb; http://security.debian.org/pool/updates/main/libx/libxml2/libxml2_2.6.27.dfsg-4_s390.deb
Sun Sparc:: http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dbg_2.6.27.dfsg-4_sparc.deb; http://security.debian.org/pool/updates/main/libx/libxml2/python-libxml2_2.6.27.dfsg-4_sparc.deb; http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-utils_2.6.27.dfsg-4_sparc.deb; http://security.debian.org/pool/updates/main/libx/libxml2/libxml2_2.6.27.dfsg-4_sparc.deb; http://security.debian.org/pool/updates/main/libx/libxml2/libxml2-dev_2.6.27.dfsg-4_sparc.deb

MD5-kontrolsummer for de listede filer findes i den originale sikkerhedsbulletin.