int(3565)

Boletines de Vulnerabilidades

Múltiples vulnerabilidades en Perl-Compatible Regular Expression

Clasificación de la vulnerabilidad
Propiedad Valor
Nivel de Confianza Oficial
Impacto Obtener acceso
Dificultad Experto
Requerimientos del atacante Acceso remoto sin cuenta a un servicio estandar

Información sobre el sistema
Propiedad Valor
Fabricante afectado GNU/Linux
Software afectado Perl-Compatible Regular Expression < 7.3
Kazehakase

Descripción
Se han encontrado múltiples vulnerabilidades en Perl-Compatible Regular Expression. Las vulnerabilidades son descritas a continuación.

- CVE-2007-1659: Se ha encontrado una vulnerabilidad en pcre en las versiones anteriores a la 7.3. La vulnerabilidad reside en la forma en que manipula ciertas expresiones regulares malformadas. Un atacante remoto podría causar una denegación de servicio y posiblemente ejecutar código arbitrario mediante patrones regex que contienen secuencias "\Q\E" no controladas con códigos "\E" huérfanos.

- CVE-2007-1660: Se ha encontrado una vulnerabilidad del tipo desbordamiento de búfer en pcre en las versiones anteriores a la 7.3. La vulnerabilidad reside al no calcular de forma correcta los tamaños para "multiple forms of character class" sin especificar. Un atacante remoto podría causar una denegación de servicio y posiblemente ejecutar código arbitrario.

Solución


Actualización de software

Red Hat (RHSA-2007:0967-2)
RHEL Desktop Workstation (v. 5 client)
Red Hat Enterprise Linux (v. 5 server)
Red Hat Enterprise Linux Desktop (v. 5 client)
https://rhn.redhat.com/

Red Hat (RHSA-2007:0968-2)
Red Hat Desktop (v. 4)
Red Hat Enterprise Linux AS (v. 4)
Red Hat Enterprise Linux ES (v. 4)
Red Hat Enterprise Linux WS (v. 4)
https://rhn.redhat.com/

Debian (DSA 1399-1)

Debian Linux 3.1
Source
http://security.debian.org/pool/updates/main/p/pcre3/pcre3_4.5+7.4-1.dsc
http://security.debian.org/pool/updates/main/p/pcre3/pcre3_4.5+7.4-1.diff.gz
http://security.debian.org/pool/updates/main/p/pcre3/pcre3_4.5+7.4.orig.tar.gz
Architecture independent
http://security.debian.org/pool/updates/main/p/pcre3/pgrep_4.5+7.4-1_all.deb
alpha
http://security.debian.org/pool/updates/main/p/pcre3/libpcre3-dev_4.5+7.4-1_alpha.deb
http://security.debian.org/pool/updates/main/p/pcre3/libpcre3_4.5+7.4-1_alpha.deb
http://security.debian.org/pool/updates/main/p/pcre3/pcregrep_4.5+7.4-1_alpha.deb
arm
http://security.debian.org/pool/updates/main/p/pcre3/libpcre3-dev_4.5+7.4-1_arm.deb
http://security.debian.org/pool/updates/main/p/pcre3/pcregrep_4.5+7.4-1_arm.deb
http://security.debian.org/pool/updates/main/p/pcre3/libpcre3_4.5+7.4-1_arm.deb
hppa
http://security.debian.org/pool/updates/main/p/pcre3/libpcre3-dev_4.5+7.4-1_hppa.deb
http://security.debian.org/pool/updates/main/p/pcre3/pcregrep_4.5+7.4-1_hppa.deb
http://security.debian.org/pool/updates/main/p/pcre3/libpcre3_4.5+7.4-1_hppa.deb
i386
http://security.debian.org/pool/updates/main/p/pcre3/libpcre3-dev_4.5+7.4-1_i386.deb
http://security.debian.org/pool/updates/main/p/pcre3/libpcre3_4.5+7.4-1_i386.deb
http://security.debian.org/pool/updates/main/p/pcre3/pcregrep_4.5+7.4-1_i386.deb
ia64
http://security.debian.org/pool/updates/main/p/pcre3/libpcre3-dev_4.5+7.4-1_ia64.deb
http://security.debian.org/pool/updates/main/p/pcre3/pcregrep_4.5+7.4-1_ia64.deb
http://security.debian.org/pool/updates/main/p/pcre3/libpcre3_4.5+7.4-1_ia64.deb
m68k
http://security.debian.org/pool/updates/main/p/pcre3/libpcre3_4.5+7.4-1_m68k.deb
http://security.debian.org/pool/updates/main/p/pcre3/pcregrep_4.5+7.4-1_m68k.deb
http://security.debian.org/pool/updates/main/p/pcre3/libpcre3-dev_4.5+7.4-1_m68k.deb
mips
http://security.debian.org/pool/updates/main/p/pcre3/libpcre3_4.5+7.4-1_mips.deb
http://security.debian.org/pool/updates/main/p/pcre3/libpcre3-dev_4.5+7.4-1_mips.deb
http://security.debian.org/pool/updates/main/p/pcre3/pcregrep_4.5+7.4-1_mips.deb
mipsel
http://security.debian.org/pool/updates/main/p/pcre3/pcregrep_4.5+7.4-1_mipsel.deb
http://security.debian.org/pool/updates/main/p/pcre3/libpcre3-dev_4.5+7.4-1_mipsel.deb
http://security.debian.org/pool/updates/main/p/pcre3/libpcre3_4.5+7.4-1_mipsel.deb
powerpc
http://security.debian.org/pool/updates/main/p/pcre3/libpcre3_4.5+7.4-1_powerpc.deb
http://security.debian.org/pool/updates/main/p/pcre3/pcregrep_4.5+7.4-1_powerpc.deb
http://security.debian.org/pool/updates/main/p/pcre3/libpcre3-dev_4.5+7.4-1_powerpc.deb
s390
http://security.debian.org/pool/updates/main/p/pcre3/libpcre3-dev_4.5+7.4-1_s390.deb
http://security.debian.org/pool/updates/main/p/pcre3/pcregrep_4.5+7.4-1_s390.deb
http://security.debian.org/pool/updates/main/p/pcre3/libpcre3_4.5+7.4-1_s390.deb
sparc
http://security.debian.org/pool/updates/main/p/pcre3/libpcre3_4.5+7.4-1_sparc.deb
http://security.debian.org/pool/updates/main/p/pcre3/libpcre3-dev_4.5+7.4-1_sparc.deb
http://security.debian.org/pool/updates/main/p/pcre3/pcregrep_4.5+7.4-1_sparc.deb

Debian Linux 4.0
Source
http://security.debian.org/pool/updates/main/p/pcre3/pcre3_6.7+7.4-2.diff.gz
http://security.debian.org/pool/updates/main/p/pcre3/pcre3_6.7+7.4-2.dsc
http://security.debian.org/pool/updates/main/p/pcre3/pcre3_6.7+7.4.orig.tar.gz
alpha
http://security.debian.org/pool/updates/main/p/pcre3/libpcrecpp0_6.7+7.4-2_alpha.deb
http://security.debian.org/pool/updates/main/p/pcre3/libpcre3-dev_6.7+7.4-2_alpha.deb
http://security.debian.org/pool/updates/main/p/pcre3/pcregrep_6.7+7.4-2_alpha.deb
http://security.debian.org/pool/updates/main/p/pcre3/libpcre3_6.7+7.4-2_alpha.deb
amd64
http://security.debian.org/pool/updates/main/p/pcre3/libpcrecpp0_6.7+7.4-2_amd64.deb
http://security.debian.org/pool/updates/main/p/pcre3/pcregrep_6.7+7.4-2_amd64.deb
http://security.debian.org/pool/updates/main/p/pcre3/libpcre3_6.7+7.4-2_amd64.deb
http://security.debian.org/pool/updates/main/p/pcre3/libpcre3-dev_6.7+7.4-2_amd64.deb
arm
http://security.debian.org/pool/updates/main/p/pcre3/libpcrecpp0_6.7+7.4-2_arm.deb
http://security.debian.org/pool/updates/main/p/pcre3/libpcre3_6.7+7.4-2_arm.deb
http://security.debian.org/pool/updates/main/p/pcre3/libpcre3-dev_6.7+7.4-2_arm.deb
http://security.debian.org/pool/updates/main/p/pcre3/pcregrep_6.7+7.4-2_arm.deb
hppa
http://security.debian.org/pool/updates/main/p/pcre3/libpcre3-dev_6.7+7.4-2_hppa.deb
http://security.debian.org/pool/updates/main/p/pcre3/libpcrecpp0_6.7+7.4-2_hppa.deb
http://security.debian.org/pool/updates/main/p/pcre3/pcregrep_6.7+7.4-2_hppa.deb
http://security.debian.org/pool/updates/main/p/pcre3/libpcre3_6.7+7.4-2_hppa.deb
i386
http://security.debian.org/pool/updates/main/p/pcre3/libpcre3-dev_6.7+7.4-2_i386.deb
http://security.debian.org/pool/updates/main/p/pcre3/libpcrecpp0_6.7+7.4-2_i386.deb
http://security.debian.org/pool/updates/main/p/pcre3/libpcre3_6.7+7.4-2_i386.deb
http://security.debian.org/pool/updates/main/p/pcre3/pcregrep_6.7+7.4-2_i386.deb
ia64
http://security.debian.org/pool/updates/main/p/pcre3/pcregrep_6.7+7.4-2_ia64.deb
http://security.debian.org/pool/updates/main/p/pcre3/libpcre3_6.7+7.4-2_ia64.deb
http://security.debian.org/pool/updates/main/p/pcre3/libpcrecpp0_6.7+7.4-2_ia64.deb
http://security.debian.org/pool/updates/main/p/pcre3/libpcre3-dev_6.7+7.4-2_ia64.deb
mips
http://security.debian.org/pool/updates/main/p/pcre3/pcregrep_6.7+7.4-2_mips.deb
http://security.debian.org/pool/updates/main/p/pcre3/libpcre3-dev_6.7+7.4-2_mips.deb
http://security.debian.org/pool/updates/main/p/pcre3/libpcre3_6.7+7.4-2_mips.deb
http://security.debian.org/pool/updates/main/p/pcre3/libpcrecpp0_6.7+7.4-2_mips.deb
mipsel
http://security.debian.org/pool/updates/main/p/pcre3/libpcre3-dev_6.7+7.4-2_mipsel.deb
http://security.debian.org/pool/updates/main/p/pcre3/libpcrecpp0_6.7+7.4-2_mipsel.deb
http://security.debian.org/pool/updates/main/p/pcre3/libpcre3_6.7+7.4-2_mipsel.deb
http://security.debian.org/pool/updates/main/p/pcre3/pcregrep_6.7+7.4-2_mipsel.deb
powerpc
http://security.debian.org/pool/updates/main/p/pcre3/pcregrep_6.7+7.4-2_powerpc.deb
http://security.debian.org/pool/updates/main/p/pcre3/libpcre3_6.7+7.4-2_powerpc.deb
http://security.debian.org/pool/updates/main/p/pcre3/libpcre3-dev_6.7+7.4-2_powerpc.deb
http://security.debian.org/pool/updates/main/p/pcre3/libpcrecpp0_6.7+7.4-2_powerpc.deb
s390
http://security.debian.org/pool/updates/main/p/pcre3/pcregrep_6.7+7.4-2_s390.deb
http://security.debian.org/pool/updates/main/p/pcre3/libpcre3-dev_6.7+7.4-2_s390.deb
http://security.debian.org/pool/updates/main/p/pcre3/libpcrecpp0_6.7+7.4-2_s390.deb
http://security.debian.org/pool/updates/main/p/pcre3/libpcre3_6.7+7.4-2_s390.deb
sparc
http://security.debian.org/pool/updates/main/p/pcre3/pcregrep_6.7+7.4-2_sparc.deb
http://security.debian.org/pool/updates/main/p/pcre3/libpcre3_6.7+7.4-2_sparc.deb
http://security.debian.org/pool/updates/main/p/pcre3/libpcre3-dev_6.7+7.4-2_sparc.deb
http://security.debian.org/pool/updates/main/p/pcre3/libpcrecpp0_6.7+7.4-2_sparc.deb

Debian (DSA-1570-1)

Debian Linux 4.0
Source
http://security.debian.org/pool/updates/main/k/kazehakase/kazehakase_0.4.2-1etch1.diff.gz
http://security.debian.org/pool/updates/main/k/kazehakase/kazehakase_0.4.2.orig.tar.gz
http://security.debian.org/pool/updates/main/k/kazehakase/kazehakase_0.4.2-1etch1.dsc
alpha (DEC Alpha)
http://security.debian.org/pool/updates/main/k/kazehakase/kazehakase_0.4.2-1etch1_alpha.deb
amd64 (AMD x86_64 (AMD64))
http://security.debian.org/pool/updates/main/k/kazehakase/kazehakase_0.4.2-1etch1_amd64.deb
arm (ARM)
http://security.debian.org/pool/updates/main/k/kazehakase/kazehakase_0.4.2-1etch1_arm.deb
hppa (HP PA RISC)
http://security.debian.org/pool/updates/main/k/kazehakase/kazehakase_0.4.2-1etch1_hppa.deb
i386 (Intel ia32)
http://security.debian.org/pool/updates/main/k/kazehakase/kazehakase_0.4.2-1etch1_i386.deb
mips (MIPS (Big Endian))
http://security.debian.org/pool/updates/main/k/kazehakase/kazehakase_0.4.2-1etch1_mips.deb
mipsel (MIPS (Little Endian))
http://security.debian.org/pool/updates/main/k/kazehakase/kazehakase_0.4.2-1etch1_mipsel.deb
powerpc (PowerPC)
http://security.debian.org/pool/updates/main/k/kazehakase/kazehakase_0.4.2-1etch1_powerpc.deb
s390 (IBM S/390)
http://security.debian.org/pool/updates/main/k/kazehakase/kazehakase_0.4.2-1etch1_s390.deb
sparc (Sun SPARC/UltraSPARC)
http://security.debian.org/pool/updates/main/k/kazehakase/kazehakase_0.4.2-1etch1_sparc.deb

Mandriva (MDKSA-2007:211)

Mandriva Linux 2007.1
X86
2007.1/i586/libpcre-devel-7.3-0.1mdv2007.1.i586.rpm
2007.1/i586/libpcre0-7.3-0.1mdv2007.1.i586.rpm
2007.1/i586/pcre-7.3-0.1mdv2007.1.i586.rpm
2007.1/SRPMS/pcre-7.3-0.1mdv2007.1.src.rpm
X86_64
2007.1/x86_64/lib64pcre-devel-7.3-0.1mdv2007.1.x86_64.rpm
2007.1/x86_64/lib64pcre0-7.3-0.1mdv2007.1.x86_64.rpm
2007.1/x86_64/pcre-7.3-0.1mdv2007.1.x86_64.rpm
2007.1/SRPMS/pcre-7.3-0.1mdv2007.1.src.rpm

Mandriva (MDKSA-2007:212)

Mandriva Linux 2007
X86
2007.0/i586/libpcre0-6.7-1.1mdv2007.0.i586.rpm
2007.0/i586/libpcre0-devel-6.7-1.1mdv2007.0.i586.rpm
2007.0/i586/pcre-6.7-1.1mdv2007.0.i586.rpm
2007.0/SRPMS/pcre-6.7-1.1mdv2007.0.src.rpm
X86_64
2007.0/x86_64/lib64pcre0-6.7-1.1mdv2007.0.x86_64.rpm
2007.0/x86_64/lib64pcre0-devel-6.7-1.1mdv2007.0.x86_64.rpm
2007.0/x86_64/pcre-6.7-1.1mdv2007.0.x86_64.rpm
2007.0/SRPMS/pcre-6.7-1.1mdv2007.0.src.rpm

Corporate Server 4.0
X86
corporate/4.0/i586/libpcre0-6.7-0.1.20060mlcs4.i586.rpm
corporate/4.0/i586/libpcre0-devel-6.7-0.1.20060mlcs4.i586.rpm
corporate/4.0/i586/pcre-6.7-0.1.20060mlcs4.i586.rpm
corporate/4.0/SRPMS/pcre-6.7-0.1.20060mlcs4.src.rpm
X86_64
corporate/4.0/x86_64/lib64pcre0-6.7-0.1.20060mlcs4.x86_64.rpm
corporate/4.0/x86_64/lib64pcre0-devel-6.7-0.1.20060mlcs4.x86_64.rpm
corporate/4.0/x86_64/pcre-6.7-0.1.20060mlcs4.x86_64.rpm
corporate/4.0/SRPMS/pcre-6.7-0.1.20060mlcs4.src.rpm

Mandriva (MDKSA-2007:213)

Corporate Server 3.0
X86
corporate/3.0/i586/libpcre0-4.5-3.3.C30mdk.i586.rpm
corporate/3.0/i586/libpcre0-devel-4.5-3.3.C30mdk.i586.rpm
corporate/3.0/i586/pcre-4.5-3.3.C30mdk.i586.rpm
corporate/3.0/SRPMS/pcre-4.5-3.3.C30mdk.src.rpm
X86_64
corporate/3.0/x86_64/lib64pcre0-4.5-3.3.C30mdk.x86_64.rpm
corporate/3.0/x86_64/lib64pcre0-devel-4.5-3.3.C30mdk.x86_64.rpm
corporate/3.0/x86_64/pcre-4.5-3.3.C30mdk.x86_64.rpm
corporate/3.0/SRPMS/pcre-4.5-3.3.C30mdk.src.rpm

Multi Network Firewall 2.0
X86
mnf/2.0/i586/libpcre0-4.5-3.3.M20mdk.i586.rpm
mnf/2.0/i586/libpcre0-devel-4.5-3.3.M20mdk.i586.rpm
mnf/2.0/i586/pcre-4.5-3.3.M20mdk.i586.rpm
mnf/2.0/SRPMS/pcre-4.5-3.3.M20mdk.src.rpm

Suse Linux
Las actualizaciones pueden descargarse mediante YAST o del servidor FTP oficial de Suse Linux.

Red Hat (RHSA-2007:1068-3)
Red Hat Desktop (v. 4)
Red Hat Enterprise Linux AS (v. 4)
Red Hat Enterprise Linux ES (v. 4)
Red Hat Enterprise Linux WS (v. 4)
https://rhn.redhat.com/

Red Hat (RHSA-2007:1063-4)
Red Hat Desktop (v. 3)
Red Hat Enterprise Linux AS (v. 3)
Red Hat Enterprise Linux ES (v. 3)
Red Hat Enterprise Linux WS (v. 3)
https://rhn.redhat.com/

Red Hat (RHSA-2007:1065-3)
Red Hat Enterprise Linux AS (v. 2.1)
Red Hat Enterprise Linux ES (v. 2.1)
Red Hat Enterprise Linux WS (v. 2.1)
Red Hat Linux Advanced Workstation 2.1 for the Itanium Processor
https://rhn.redhat.com/

Apple
Security Update 2007-009 / Mac OS X 10.4.11 (Universal)
http://www.apple.com/support/downloads/securityupdate200700910411universal.html
Security Update 2007-009 / Max OS X 10.4.11 (PPC)
http://www.apple.com/support/downloads/securityupdate200700910411ppc.html
Security Update 2007-009 / Max OS X 10.5.1
http://www.apple.com/support/downloads/securityupdate20070091051.html

Mandriva (MDVSA-2008:030)

Corporate Server 3.0
corporate/3.0/i586/libpcre0-4.5-3.4.C30mdk.i586.rpm
corporate/3.0/i586/libpcre0-devel-4.5-3.4.C30mdk.i586.rpm
corporate/3.0/i586/pcre-4.5-3.4.C30mdk.i586.rpm
corporate/3.0/SRPMS/pcre-4.5-3.4.C30mdk.src.rpm
X86_64
corporate/3.0/x86_64/lib64pcre0-4.5-3.4.C30mdk.x86_64.rpm
corporate/3.0/x86_64/lib64pcre0-devel-4.5-3.4.C30mdk.x86_64.rpm
corporate/3.0/x86_64/pcre-4.5-3.4.C30mdk.x86_64.rpm
corporate/3.0/SRPMS/pcre-4.5-3.4.C30mdk.src.rpm

Multi Network Firewall 2.0
mnf/2.0/i586/libpcre0-4.5-3.4.M20mdk.i586.rpm
mnf/2.0/i586/libpcre0-devel-4.5-3.4.M20mdk.i586.rpm
mnf/2.0/i586/pcre-4.5-3.4.M20mdk.i586.rpm
mnf/2.0/SRPMS/pcre-4.5-3.4.M20mdk.src.rpm

Red Hat (RHSA-2008:0546-3)
Red Hat Enterprise Linux AS (v. 2.1)
Red Hat Enterprise Linux ES (v. 2.1)
Red Hat Enterprise Linux WS (v. 2.1)
Red Hat Linux Advanced Workstation 2.1 para Itanium Processor
https://rhn.redhat.com/

Identificadores estándar
Propiedad Valor
CVE CVE-2007-1659
CVE-2007-1660
BID

Recursos adicionales
Red Hat Security Advisory (RHSA-2007:0967-2)
https://rhn.redhat.com/errata/RHSA-2007-0967.html

Red Hat Security Advisory (RHSA-2007:0968-2)
https://rhn.redhat.com/errata/RHSA-2007-0968.html

Debian Security Advisory (DSA 1399-1)
http://lists.debian.org/debian-security-announce/debian-security-announce-2007/msg00177.html

Debian Security Advisory (DSA-1570-1)
http://lists.debian.org/debian-security-announce/2008/msg00146.html

Mandriva Security Advisory (MDKSA-2007:211)
http://www.mandriva.com/security/advisories?name=MDKSA-2007:211

Mandriva Security Advisory (MDKSA-2007:212)
http://www.mandriva.com/security/advisories?name=MDKSA-2007:212

Mandriva Security Advisory (MDKSA-2007:213)
http://www.mandriva.com/security/advisories?name=MDKSA-2007:213

Red Hat Security Advisory (RHSA-2007:1068-3)
https://rhn.redhat.com/errata/RHSA-2007-1068.html

Red Hat Security Advisory (RHSA-2007:1063-4)
https://rhn.redhat.com/errata/RHSA-2007-1063.html

Red Hat Security Advisory (RHSA-2007:1065-3)
https://rhn.redhat.com/errata/RHSA-2007-1065.html

SUSE Security Advisory (SUSE-SA:2007:062)
http://www.novell.com/linux/security/advisories/2007_62_pcre.html

SUSE Security Summary Report (SUSE-SR:2007:025)
http://www.novell.com/linux/security/advisories/2007_25_sr.html

SUSE Security Advisory (SUSE-SA:2008:004)
http://www.novell.com/linux/security/advisories/2008_04_php.html

Apple Security Update (307179)
http://docs.info.apple.com/article.html?artnum=307179

Mandriva Security Advisory (MDVSA-2008:030)
http://www.mandriva.com/en/security/advisories?name=MDVSA-2008:030

Red Hat Security Advisory (RHSA-2008:0546-3)
https://rhn.redhat.com/errata/RHSA-2008-0546.html

Histórico de versiones
Versión Comentario Fecha
1.0 Aviso emitido 2007-11-08
1.1 Aviso emitido por Mandriva (MDKSA-2007:211), aviso emitido por Mandriva (MDKSA-2007:212), aviso emitido por Mandriva (MDKSA-2007:213) 2007-11-15
1.2 Aviso emitido por Suse (SUSE-SA:2007:062) 2007-11-28
1.3 Aviso emitido por Red Hat (RHSA-2007:1068-3), aviso emitido por Red Hat (RHSA-2007:1063-4), aviso emitido por Red Hat (RHSA-2007:1065-3) 2007-11-30
1.4 Aviso emitido por Suse (SUSE-SR:2007:025) 2007-12-10
1.5 Aviso emitido por Apple (307179) 2007-12-28
1.6 Aviso emitido por Suse (SUSE-SA:2008:004) 2008-01-31
1.7 Aviso emitido por Mandriva (MDVSA-2008:030) 2008-02-01
1.8 Aviso emitido por Debian (DSA-1570-1) 2008-05-13
1.9 Aviso emitido por Red Hat (RHSA-2008:0546-3) 2008-07-17

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