Vulnerability Bulletins |
Error de direccionamiento de memoria en Heimdal |
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Vulnerability classification |
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| Property | Value |
| Confidence level | Oficial |
| Impact | Obtener acceso |
| Dificulty | Experto |
| Required attacker level | Acceso remoto sin cuenta a un servicio estandar |
System information |
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| Property | Value |
| Affected manufacturer | GNU/Linux |
| Affected software | Heimdal 0.7.2 |
Description |
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Se ha encontrado una vulnerabilidad en Heimdal 0.7.2. La vulnerabilidad reside al no direccionar memoria para el puntero ticketfile antes de llamar a free en la función gss_userok del archivo appl/ftp/ftpd/gss_userok.c. Un atacante remoto podría provocar un impacto todavía desconocido mediante un nombre de usuario inválido. |
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Solution |
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Actualización de software Mandriva (MDKSA-2007:239) Corporate Server 4.0 X86 corporate/4.0/i586/heimdal-devel-0.7.2-8.1.20060mlcs4.i586.rpm corporate/4.0/i586/heimdal-libs-0.7.2-8.1.20060mlcs4.i586.rpm corporate/4.0/i586/heimdal-server-0.7.2-8.1.20060mlcs4.i586.rpm corporate/4.0/i586/heimdal-workstation-0.7.2-8.1.20060mlcs4.i586.rpm corporate/4.0/SRPMS/heimdal-0.7.2-8.1.20060mlcs4.src.rpm X86_64 corporate/4.0/x86_64/heimdal-devel-0.7.2-8.1.20060mlcs4.x86_64.rpm corporate/4.0/x86_64/heimdal-libs-0.7.2-8.1.20060mlcs4.x86_64.rpm corporate/4.0/x86_64/heimdal-server-0.7.2-8.1.20060mlcs4.x86_64.rpm corporate/4.0/x86_64/heimdal-workstation-0.7.2-8.1.20060mlcs4.x86_64.rpm corporate/4.0/SRPMS/heimdal-0.7.2-8.1.20060mlcs4.src.rpm |
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Standar resources |
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| Property | Value |
| CVE | CVE-2007-5939 |
| BID | |
Other resources |
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Mandriva Security Advisory (MDKSA-2007:239) http://www.mandriva.com/security/advisories?name=MDKSA-2007:239 |
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Version history |
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| Version | Comments | Date |
| 1.0 | Aviso emitido | 2007-12-07 |