DSA-763-1 zlib -- remote DoS

Debian Security Advisory

DSA-763-1 zlib -- remote DoS

Date Reported:

20 Jul 2005

Affected Packages:

zlib

Vulnerable:

Yes

Security database references:

In Mitre's CVE dictionary: CVE-2005-1849.

More information:

Markus Oberhumer discovered a flaw in the way zlib, a library used for file compression and decompression, handles invalid input. This flaw can cause programs which use zlib to crash when opening an invalid file.

This problem does not affect the old stable distribution (woody).

For the current stable distribution (sarge), this problem has been fixed in version 1.2.2-4.sarge.2.

For the unstable distribution (sid), this problem has been fixed in version 1.2.3-1.

We recommend that you upgrade your zlib package.

Fixed in:

Debian GNU/Linux 3.1 (stable)

Source:

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