Säkerhetsbulletin från Debian

DSA-763-1 zlib -- överbelastningsattack

Rapporterat den:

2005-07-20

Berörda paket:

zlib

Sårbara:

Referenser i säkerhetsdatabaser:

I Mitres CVE-förteckning: CVE-2005-1849.

Ytterligare information:

Markus Oberhumer upptäckte ett fel i sättet zlib, ett bibliotek som används för filkomprimering/-dekomprimering, hanterar felaktig indata. Felet kan få program som använder zlib att krascha när en felaktig fil öppnas.

Detta problem påverkar inte det gamla stabila distributionen (Woody).

För den nuvarande stabila utgåvan (Sarge) har detta problem rättats i version 1.2.2-4.sarge.2.

För den instabila utgåvan (Sid) har detta problem rättats i version 1.2.3-1.

Vi rekommenderar att ni uppgraderar ert zlib-paket.

Rättat i:

Debian GNU/Linux 3.1 (stable)

Källkod:: http://security.debian.org/pool/updates/main/z/zlib/zlib_1.2.2.orig.tar.gz; http://security.debian.org/pool/updates/main/z/zlib/zlib_1.2.2-4.sarge.2.dsc; http://security.debian.org/pool/updates/main/z/zlib/zlib_1.2.2-4.sarge.2.diff.gz
Alpha:: http://security.debian.org/pool/updates/main/z/zlib/zlib1g-dev_1.2.2-4.sarge.2_alpha.deb; http://security.debian.org/pool/updates/main/z/zlib/zlib1g-udeb_1.2.2-4.sarge.2_alpha.udeb; http://security.debian.org/pool/updates/main/z/zlib/zlib1g_1.2.2-4.sarge.2_alpha.deb; http://security.debian.org/pool/updates/main/z/zlib/zlib-bin_1.2.2-4.sarge.2_alpha.deb
ARM:: http://security.debian.org/pool/updates/main/z/zlib/zlib1g-udeb_1.2.2-4.sarge.2_arm.udeb; http://security.debian.org/pool/updates/main/z/zlib/zlib1g-dev_1.2.2-4.sarge.2_arm.deb; http://security.debian.org/pool/updates/main/z/zlib/zlib1g_1.2.2-4.sarge.2_arm.deb; http://security.debian.org/pool/updates/main/z/zlib/zlib-bin_1.2.2-4.sarge.2_arm.deb
HP Precision:: http://security.debian.org/pool/updates/main/z/zlib/zlib1g_1.2.2-4.sarge.2_hppa.deb; http://security.debian.org/pool/updates/main/z/zlib/zlib1g-udeb_1.2.2-4.sarge.2_hppa.udeb; http://security.debian.org/pool/updates/main/z/zlib/zlib1g-dev_1.2.2-4.sarge.2_hppa.deb; http://security.debian.org/pool/updates/main/z/zlib/zlib-bin_1.2.2-4.sarge.2_hppa.deb
Intel IA-32:: http://security.debian.org/pool/updates/main/z/zlib/zlib1g-udeb_1.2.2-4.sarge.2_i386.udeb; http://security.debian.org/pool/updates/main/z/zlib/zlib1g_1.2.2-4.sarge.2_i386.deb; http://security.debian.org/pool/updates/main/z/zlib/zlib-bin_1.2.2-4.sarge.2_i386.deb; http://security.debian.org/pool/updates/main/z/zlib/zlib1g-dev_1.2.2-4.sarge.2_i386.deb
Intel IA-64:: http://security.debian.org/pool/updates/main/z/zlib/zlib1g_1.2.2-4.sarge.2_ia64.deb; http://security.debian.org/pool/updates/main/z/zlib/zlib1g-dev_1.2.2-4.sarge.2_ia64.deb; http://security.debian.org/pool/updates/main/z/zlib/zlib1g-udeb_1.2.2-4.sarge.2_ia64.udeb; http://security.debian.org/pool/updates/main/z/zlib/zlib-bin_1.2.2-4.sarge.2_ia64.deb
Motorola 680x0:: http://security.debian.org/pool/updates/main/z/zlib/zlib-bin_1.2.2-4.sarge.2_m68k.deb; http://security.debian.org/pool/updates/main/z/zlib/zlib1g-udeb_1.2.2-4.sarge.2_m68k.udeb; http://security.debian.org/pool/updates/main/z/zlib/zlib1g_1.2.2-4.sarge.2_m68k.deb; http://security.debian.org/pool/updates/main/z/zlib/zlib1g-dev_1.2.2-4.sarge.2_m68k.deb
Big-endian MIPS:: http://security.debian.org/pool/updates/main/z/zlib/zlib1g_1.2.2-4.sarge.2_mips.deb; http://security.debian.org/pool/updates/main/z/zlib/zlib-bin_1.2.2-4.sarge.2_mips.deb; http://security.debian.org/pool/updates/main/z/zlib/zlib1g-udeb_1.2.2-4.sarge.2_mips.udeb; http://security.debian.org/pool/updates/main/z/zlib/zlib1g-dev_1.2.2-4.sarge.2_mips.deb
Little-endian MIPS:: http://security.debian.org/pool/updates/main/z/zlib/zlib1g_1.2.2-4.sarge.2_mipsel.deb; http://security.debian.org/pool/updates/main/z/zlib/zlib-bin_1.2.2-4.sarge.2_mipsel.deb; http://security.debian.org/pool/updates/main/z/zlib/zlib1g-dev_1.2.2-4.sarge.2_mipsel.deb; http://security.debian.org/pool/updates/main/z/zlib/zlib1g-udeb_1.2.2-4.sarge.2_mipsel.udeb
PowerPC:: http://security.debian.org/pool/updates/main/z/zlib/zlib-bin_1.2.2-4.sarge.2_powerpc.deb; http://security.debian.org/pool/updates/main/z/zlib/zlib1g_1.2.2-4.sarge.2_powerpc.deb; http://security.debian.org/pool/updates/main/z/zlib/zlib1g-dev_1.2.2-4.sarge.2_powerpc.deb; http://security.debian.org/pool/updates/main/z/zlib/zlib1g-udeb_1.2.2-4.sarge.2_powerpc.udeb
IBM S/390:: http://security.debian.org/pool/updates/main/z/zlib/zlib1g-udeb_1.2.2-4.sarge.2_s390.udeb; http://security.debian.org/pool/updates/main/z/zlib/zlib-bin_1.2.2-4.sarge.2_s390.deb; http://security.debian.org/pool/updates/main/z/zlib/zlib1g_1.2.2-4.sarge.2_s390.deb; http://security.debian.org/pool/updates/main/z/zlib/lib64z1_1.2.2-4.sarge.2_s390.deb; http://security.debian.org/pool/updates/main/z/zlib/lib64z1-dev_1.2.2-4.sarge.2_s390.deb; http://security.debian.org/pool/updates/main/z/zlib/zlib1g-dev_1.2.2-4.sarge.2_s390.deb
Sun Sparc:: http://security.debian.org/pool/updates/main/z/zlib/zlib1g-dev_1.2.2-4.sarge.2_sparc.deb; http://security.debian.org/pool/updates/main/z/zlib/lib64z1-dev_1.2.2-4.sarge.2_sparc.deb; http://security.debian.org/pool/updates/main/z/zlib/zlib1g-udeb_1.2.2-4.sarge.2_sparc.udeb; http://security.debian.org/pool/updates/main/z/zlib/zlib1g_1.2.2-4.sarge.2_sparc.deb; http://security.debian.org/pool/updates/main/z/zlib/lib64z1_1.2.2-4.sarge.2_sparc.deb; http://security.debian.org/pool/updates/main/z/zlib/zlib-bin_1.2.2-4.sarge.2_sparc.deb

MD5-kontrollsummor för dessa filer finns i originalbulletinen.