Aviso de seguridad de Debian

DSA-776-1 clamav -- desbordamientos de enteros, bucle infinito

Fecha del informe:
16 de ago de 2005
Paquetes afectados:
clamav
Vulnerable:
Referencias a bases de datos de seguridad:
En la base de datos de Bugtraq (en SecurityFocus): Id. en BugTraq 14359.
En el diccionario CVE de Mitre: CVE-2005-2450.
Información adicional:

Se han descubierto varios errores en Clam Antivirus, el escáner para antivirus de Unix, diseñado para su integración con los servidores de correo para realizar la revisión de los adjuntos. Se identificaron los siguientes problemas:

  • CAN-2005-2450

    Neel Mehta y Alex Wheeler descubrieron que Clam AntiVirus era vulnerable a desbordamientos de enteros cuando se gestionaban los formatos de archivos TNEF, CHM y FSG.

  • CVE-NOMATCH

    Mark Pizzolato corrigió un posible bucle infinito que podía provocar una denegación de servicio.

La distribución estable anterior (woody) no se ve afectada porque no contiene clamav.

Para la distribución estable (sarge), estos problemas se han corregido en la versión 0.84-2.sarge.2.

Para la distribución inestable (sid), estos problemas se han corregido en la versión 0.86.2-1.

Le recomendamos que actualice el paquete clamav.

Arreglado en:

Debian GNU/Linux 3.1 (sarge)

Fuentes:
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.84-2.sarge.2.dsc
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.84-2.sarge.2.diff.gz
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.84.orig.tar.gz
Componentes independientes de la arquitectura:
http://security.debian.org/pool/updates/main/c/clamav/clamav-base_0.84-2.sarge.2_all.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-docs_0.84-2.sarge.2_all.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-testfiles_0.84-2.sarge.2_all.deb
Alpha:
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.84-2.sarge.2_alpha.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.84-2.sarge.2_alpha.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.84-2.sarge.2_alpha.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.84-2.sarge.2_alpha.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.84-2.sarge.2_alpha.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav1_0.84-2.sarge.2_alpha.deb
AMD64:
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.84-2.sarge.2_amd64.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.84-2.sarge.2_amd64.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.84-2.sarge.2_amd64.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.84-2.sarge.2_amd64.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.84-2.sarge.2_amd64.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav1_0.84-2.sarge.2_amd64.deb
ARM:
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.84-2.sarge.2_arm.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.84-2.sarge.2_arm.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.84-2.sarge.2_arm.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.84-2.sarge.2_arm.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.84-2.sarge.2_arm.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav1_0.84-2.sarge.2_arm.deb
Intel IA-32:
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.84-2.sarge.2_i386.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.84-2.sarge.2_i386.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.84-2.sarge.2_i386.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.84-2.sarge.2_i386.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.84-2.sarge.2_i386.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav1_0.84-2.sarge.2_i386.deb
Intel IA-64:
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.84-2.sarge.2_ia64.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.84-2.sarge.2_ia64.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.84-2.sarge.2_ia64.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.84-2.sarge.2_ia64.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.84-2.sarge.2_ia64.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav1_0.84-2.sarge.2_ia64.deb
HPPA:
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.84-2.sarge.2_hppa.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.84-2.sarge.2_hppa.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.84-2.sarge.2_hppa.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.84-2.sarge.2_hppa.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.84-2.sarge.2_hppa.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav1_0.84-2.sarge.2_hppa.deb
Motorola 680x0:
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.84-2.sarge.2_m68k.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.84-2.sarge.2_m68k.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.84-2.sarge.2_m68k.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.84-2.sarge.2_m68k.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.84-2.sarge.2_m68k.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav1_0.84-2.sarge.2_m68k.deb
Big endian MIPS:
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.84-2.sarge.2_mips.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.84-2.sarge.2_mips.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.84-2.sarge.2_mips.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.84-2.sarge.2_mips.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.84-2.sarge.2_mips.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav1_0.84-2.sarge.2_mips.deb
Little endian MIPS:
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.84-2.sarge.2_mipsel.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.84-2.sarge.2_mipsel.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.84-2.sarge.2_mipsel.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.84-2.sarge.2_mipsel.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.84-2.sarge.2_mipsel.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav1_0.84-2.sarge.2_mipsel.deb
PowerPC:
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.84-2.sarge.2_powerpc.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.84-2.sarge.2_powerpc.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.84-2.sarge.2_powerpc.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.84-2.sarge.2_powerpc.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.84-2.sarge.2_powerpc.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav1_0.84-2.sarge.2_powerpc.deb
IBM S/390:
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.84-2.sarge.2_s390.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.84-2.sarge.2_s390.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.84-2.sarge.2_s390.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.84-2.sarge.2_s390.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.84-2.sarge.2_s390.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav1_0.84-2.sarge.2_s390.deb
Sun Sparc:
http://security.debian.org/pool/updates/main/c/clamav/clamav_0.84-2.sarge.2_sparc.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-daemon_0.84-2.sarge.2_sparc.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-freshclam_0.84-2.sarge.2_sparc.deb
http://security.debian.org/pool/updates/main/c/clamav/clamav-milter_0.84-2.sarge.2_sparc.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav-dev_0.84-2.sarge.2_sparc.deb
http://security.debian.org/pool/updates/main/c/clamav/libclamav1_0.84-2.sarge.2_sparc.deb

Las sumas MD5 de los ficheros que se listan están disponibles en el aviso original.