Säkerhetsbulletin från Debian

DSA-1631-2 libxml2 -- överbelastningsattack

Rapporterat den:
2008-08-22
Berörda paket:
libxml2
Sårbara:
Ja
Referenser i säkerhetsdatabaser:
I Mitres CVE-förteckning: CVE-2008-3281.
Ytterligare information:

Andreas Solberg upptäckte att libxml2, GNOMEs XML-bibliotek, kunde tvingas att beräkna entiteter rekursivt till dess att tillgängliga processor- och minnesresurser tagit slut.

För den stabila utgåvan (Etch) har detta problem rättats i version 2.6.27.dfsg-4.

För den instabila utgåvan (Sid) har detta problem rättats i version 2.6.32.dfsg-3.

Vi rekommenderar att ni uppgraderar ert libxml2-paket.

Rättat i:

Debian GNU/Linux 4.0 (etch)

Källkod:
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
Arkitekturoberoende 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-kontrollsummor för dessa filer finns i originalbulletinen.