Alerta de Segurança Debian

DSA-965-1 ipsec-tools -- dereferência nula ("null dereference")

Data do Alerta:

06 Fev 2006

Pacotes Afetados:

Vulnerável:

Sim

Referência à base de dados de segurança:

No sistema de acompanhamento de bugs do Debian: Bug 340584.
Na base de dados do BugTraq (na SecurityFocus): ID BugTraq 15523.
No dicionário CVE do Mitre: CVE-2005-3732.

Informações adicionais:

A implementação do Internet Key Exchange versão 1 (IKEv1) no racoon do ipsec-tools, ferramentas IPsec para Linux, tenta dereferenciar um ponteiro nulo sob certas condições que permitem à um atacante remoto causar uma negação de serviço.

A antiga distribuição estável ("woody") não contém ipsec-tools.

Para a distribuição estável ("sarge") este problema foi corrigido na versão 0.5.2-1sarge1.

Para a distribuição instável ("sid") este problema foi corrigido na versão 0.6.3-1.

Recomendamos que você atualize seu pacote racoon.

Corrigido em:

Debian GNU/Linux 3.1 (sarge)

Fonte:: http://security.debian.org/pool/updates/main/i/ipsec-tools/ipsec-tools_0.5.2-1sarge1.dsc; http://security.debian.org/pool/updates/main/i/ipsec-tools/ipsec-tools_0.5.2-1sarge1.diff.gz; http://security.debian.org/pool/updates/main/i/ipsec-tools/ipsec-tools_0.5.2.orig.tar.gz
Alpha:: http://security.debian.org/pool/updates/main/i/ipsec-tools/ipsec-tools_0.5.2-1sarge1_alpha.deb; http://security.debian.org/pool/updates/main/i/ipsec-tools/racoon_0.5.2-1sarge1_alpha.deb
AMD64:: http://security.debian.org/pool/updates/main/i/ipsec-tools/ipsec-tools_0.5.2-1sarge1_amd64.deb; http://security.debian.org/pool/updates/main/i/ipsec-tools/racoon_0.5.2-1sarge1_amd64.deb
ARM:: http://security.debian.org/pool/updates/main/i/ipsec-tools/ipsec-tools_0.5.2-1sarge1_arm.deb; http://security.debian.org/pool/updates/main/i/ipsec-tools/racoon_0.5.2-1sarge1_arm.deb
Intel IA-32:: http://security.debian.org/pool/updates/main/i/ipsec-tools/ipsec-tools_0.5.2-1sarge1_i386.deb; http://security.debian.org/pool/updates/main/i/ipsec-tools/racoon_0.5.2-1sarge1_i386.deb
Intel IA-64:: http://security.debian.org/pool/updates/main/i/ipsec-tools/ipsec-tools_0.5.2-1sarge1_ia64.deb; http://security.debian.org/pool/updates/main/i/ipsec-tools/racoon_0.5.2-1sarge1_ia64.deb
HPPA:: http://security.debian.org/pool/updates/main/i/ipsec-tools/ipsec-tools_0.5.2-1sarge1_hppa.deb; http://security.debian.org/pool/updates/main/i/ipsec-tools/racoon_0.5.2-1sarge1_hppa.deb
Motorola 680x0:: http://security.debian.org/pool/updates/main/i/ipsec-tools/ipsec-tools_0.5.2-1sarge1_m68k.deb; http://security.debian.org/pool/updates/main/i/ipsec-tools/racoon_0.5.2-1sarge1_m68k.deb
Big endian MIPS:: http://security.debian.org/pool/updates/main/i/ipsec-tools/ipsec-tools_0.5.2-1sarge1_mips.deb; http://security.debian.org/pool/updates/main/i/ipsec-tools/racoon_0.5.2-1sarge1_mips.deb
Little endian MIPS:: http://security.debian.org/pool/updates/main/i/ipsec-tools/ipsec-tools_0.5.2-1sarge1_mipsel.deb; http://security.debian.org/pool/updates/main/i/ipsec-tools/racoon_0.5.2-1sarge1_mipsel.deb
PowerPC:: http://security.debian.org/pool/updates/main/i/ipsec-tools/ipsec-tools_0.5.2-1sarge1_powerpc.deb; http://security.debian.org/pool/updates/main/i/ipsec-tools/racoon_0.5.2-1sarge1_powerpc.deb
IBM S/390:: http://security.debian.org/pool/updates/main/i/ipsec-tools/ipsec-tools_0.5.2-1sarge1_s390.deb; http://security.debian.org/pool/updates/main/i/ipsec-tools/racoon_0.5.2-1sarge1_s390.deb
Sun Sparc:: http://security.debian.org/pool/updates/main/i/ipsec-tools/ipsec-tools_0.5.2-1sarge1_sparc.deb; http://security.debian.org/pool/updates/main/i/ipsec-tools/racoon_0.5.2-1sarge1_sparc.deb

Checksums MD5 dos arquivos listados estão disponíveis no alerta original.