Vulnerability Bulletins |
Múltiples vulnerabilidades en Zaptel (DAHDI) |
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Vulnerability classification |
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| Property | Value |
| Confidence level | Oficial |
| Impact | Denegación de Servicio |
| Dificulty | Experto |
| Required attacker level | Acceso remoto con cuenta |
System information |
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| Property | Value |
| Affected manufacturer | GNU/Linux |
| Affected software | Zaptel (DAHDI) <= 1.4.11 |
Description |
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Se han descubierto múltiples vulnerabilidades en Zaptel. Las vulnerabilidades son descritas a continuación: - CVE-2008-5396: La vulnerabilidad reside en un error en la validación del campo "sync" en "torisa.c"y "dahdi/tor2.c". Un atacante local podría causar una denegación de servicio sobreescribiendo en "/dev/zap/ctl" un valor de la memoria del kernel. - CVE-2008-5744: La vulnerabilidad reside en un error en el parche para CVE-2008-5396 que utiliza la variable errónea en la comprobación del rango del valor lc->sync. |
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Solution |
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Actualización de software Debian (DSA-1699-1) Debian Linux 4.0 Source: http://security.debian.org/pool/updates/main/z/zaptel/zaptel_1.2.11.dfsg-1+etch1.diff.gz http://security.debian.org/pool/updates/main/z/zaptel/zaptel_1.2.11.dfsg.orig.tar.gz http://security.debian.org/pool/updates/main/z/zaptel/zaptel_1.2.11.dfsg-1+etch1.dsc Arquitectura independiente: http://security.debian.org/pool/updates/main/z/zaptel/zaptel-source_1.2.11.dfsg-1+etch1_all.deb alpha (DEC Alpha) http://security.debian.org/pool/updates/main/z/zaptel/libtonezone-dev_1.2.11.dfsg-1+etch1_alpha.deb http://security.debian.org/pool/updates/main/z/zaptel/libtonezone1_1.2.11.dfsg-1+etch1_alpha.deb http://security.debian.org/pool/updates/main/z/zaptel/zaptel_1.2.11.dfsg-1+etch1_alpha.deb amd64 (AMD x86_64 (AMD64)) http://security.debian.org/pool/updates/main/z/zaptel/zaptel_1.2.11.dfsg-1+etch1_amd64.deb http://security.debian.org/pool/updates/main/z/zaptel/libtonezone1_1.2.11.dfsg-1+etch1_amd64.deb http://security.debian.org/pool/updates/main/z/zaptel/libtonezone-dev_1.2.11.dfsg-1+etch1_amd64.deb arm (ARM) http://security.debian.org/pool/updates/main/z/zaptel/zaptel_1.2.11.dfsg-1+etch1_arm.deb http://security.debian.org/pool/updates/main/z/zaptel/libtonezone1_1.2.11.dfsg-1+etch1_arm.deb http://security.debian.org/pool/updates/main/z/zaptel/libtonezone-dev_1.2.11.dfsg-1+etch1_arm.deb i386 (Intel ia32) http://security.debian.org/pool/updates/main/z/zaptel/libtonezone-dev_1.2.11.dfsg-1+etch1_i386.deb http://security.debian.org/pool/updates/main/z/zaptel/libtonezone1_1.2.11.dfsg-1+etch1_i386.deb http://security.debian.org/pool/updates/main/z/zaptel/zaptel_1.2.11.dfsg-1+etch1_i386.deb ia64 (Intel ia64) http://security.debian.org/pool/updates/main/z/zaptel/libtonezone-dev_1.2.11.dfsg-1+etch1_ia64.deb http://security.debian.org/pool/updates/main/z/zaptel/zaptel_1.2.11.dfsg-1+etch1_ia64.deb http://security.debian.org/pool/updates/main/z/zaptel/libtonezone1_1.2.11.dfsg-1+etch1_ia64.deb mips (MIPS (Big Endian)) http://security.debian.org/pool/updates/main/z/zaptel/zaptel_1.2.11.dfsg-1+etch1_mips.deb http://security.debian.org/pool/updates/main/z/zaptel/libtonezone1_1.2.11.dfsg-1+etch1_mips.deb http://security.debian.org/pool/updates/main/z/zaptel/libtonezone-dev_1.2.11.dfsg-1+etch1_mips.deb powerpc (PowerPC) http://security.debian.org/pool/updates/main/z/zaptel/libtonezone-dev_1.2.11.dfsg-1+etch1_powerpc.deb http://security.debian.org/pool/updates/main/z/zaptel/libtonezone1_1.2.11.dfsg-1+etch1_powerpc.deb http://security.debian.org/pool/updates/main/z/zaptel/zaptel_1.2.11.dfsg-1+etch1_powerpc.deb s390 (IBM S/390) http://security.debian.org/pool/updates/main/z/zaptel/zaptel_1.2.11.dfsg-1+etch1_s390.deb http://security.debian.org/pool/updates/main/z/zaptel/libtonezone-dev_1.2.11.dfsg-1+etch1_s390.deb http://security.debian.org/pool/updates/main/z/zaptel/libtonezone1_1.2.11.dfsg-1+etch1_s390.deb sparc (Sun SPARC/UltraSPARC) http://security.debian.org/pool/updates/main/z/zaptel/libtonezone1_1.2.11.dfsg-1+etch1_sparc.deb http://security.debian.org/pool/updates/main/z/zaptel/libtonezone-dev_1.2.11.dfsg-1+etch1_sparc.deb http://security.debian.org/pool/updates/main/z/zaptel/zaptel_1.2.11.dfsg-1+etch1_sparc.deb |
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Standar resources |
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| Property | Value |
| CVE |
CVE-2008-5396 CVE-2008-5744 |
| BID | |
Other resources |
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Debian Security Advisory (DSA-1699-1) http://lists.debian.org/debian-security-announce/2009/msg00006.html |
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Version history |
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| Version | Comments | Date |
| 1.0 | Aviso emitido | 2009-01-12 |