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CVSS: 9.3EPSS: 11%CPEs: 126EXPL: 0

Use-after-free vulnerability in WebKit in Apple Safari before 5.0.3 on Mac OS X 10.5 through 10.6 and Windows, and before 4.1.3 on Mac OS X 10.4, allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via vectors involving element attributes. Vulnerabilidad de uso después de la liberación en Apple Safari anterior a v5.0.3 en Mac OS X v10.5 a la v10.6 y Windows en la v4.1.3 y anteriores y sobre Mac OS X v10.4, permite a atacantes remotos oejecutar código de su elección o provocar una denegación de servicio (caída de aplicación) a través de vectores que involucran los elementos de atributos. • http://lists.apple.com/archives/security-announce/2010//Nov/msg00002.html http://lists.apple.com/archives/security-announce/2010//Nov/msg00003.html http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00006.html http://secunia.com/advisories/42314 http://secunia.com/advisories/43068 http://support.apple.com/kb/HT4455 http://support.apple.com/kb/HT4456 http://www.vupen.com/english/advisories/2010/3046 http://www.vupen.com/english/advisories/2011/0212 https:// • CWE-399: Resource Management Errors •

CVSS: 9.3EPSS: 1%CPEs: 126EXPL: 0

WebKit in Apple Safari before 5.0.3 on Mac OS X 10.5 through 10.6 and Windows, and before 4.1.3 on Mac OS X 10.4, does not properly perform a cast of an unspecified variable during processing of colors in an SVG document, which allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via a crafted web site. WebKit en Apple Safari anterior a v5.0.3 en Mac OS X v10.5 hasta v10.6 y Windows, y anterior a v4.1.3 en Mac OS X v10.4, no realiza adecuadamente una conversión de una variable no especificada durante el procesado de colores en un documento SVG, lo que permite a atacantes remotos pvovocar una denegación de servicio (caída de la aplicación) a través de un sitio web manipulado. • http://lists.apple.com/archives/security-announce/2010//Nov/msg00002.html http://lists.apple.com/archives/security-announce/2010//Nov/msg00003.html http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00006.html http://secunia.com/advisories/42314 http://secunia.com/advisories/43068 http://support.apple.com/kb/HT4455 http://support.apple.com/kb/HT4456 http://www.vupen.com/english/advisories/2010/3046 http://www.vupen.com/english/advisories/2011/0212 https:// •

CVSS: 9.3EPSS: 3%CPEs: 126EXPL: 0

Integer underflow in WebKit in Apple Safari before 5.0.3 on Mac OS X 10.5 through 10.6 and Windows, and before 4.1.3 on Mac OS X 10.4, allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via vectors involving WebSockets. NOTE: this may overlap CVE-2010-3254. Un desbordamiento de enteros en el WebKit de Apple Safari v5.0.3 antes en Mac OS X v10.5 a v10.6 y Windows, y antes de v4.1.3 en Mac OS X v10.4, permite a atacantes remotos ejecutar código de su elección o causar una denegación de servicio (caída de aplicación) a través de vectores que implican el uso de WebSockets. NOTA: Este problema puede superponerse a CVE-2010-3254. • http://lists.apple.com/archives/security-announce/2010//Nov/msg00002.html http://lists.apple.com/archives/security-announce/2010//Nov/msg00003.html http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00006.html http://secunia.com/advisories/42314 http://secunia.com/advisories/43068 http://support.apple.com/kb/HT4455 http://support.apple.com/kb/HT4456 http://www.vupen.com/english/advisories/2010/3046 http://www.vupen.com/english/advisories/2011/0212 https:// • CWE-189: Numeric Errors •

CVSS: 9.3EPSS: 1%CPEs: 126EXPL: 0

WebKit in Apple Safari before 5.0.3 on Mac OS X 10.5 through 10.6 and Windows, and before 4.1.3 on Mac OS X 10.4, does not properly handle the :first-letter pseudo-element in a Cascading Style Sheets (CSS) token sequence, which allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site. WebKit en Apple Safari anteriores a v5.0.3 en Mac OS X v10.5 hasta v10.6 y Windows, y anteirores a v4.1.3 en Mac OS X v10.4, no maneja de forma adecuada el pseudo-elemento :first-letter en las secuencas de elementos en las Cascading Style Sheets (CSS), lo que permite a atacantes remotos a ejecutar código de su elección o provocar la ejecución de código o provocar una denegación de servicio (corrupción de memoria y caída de la aplicación) a través de un sitio Web manipulado. • http://lists.apple.com/archives/security-announce/2010//Nov/msg00002.html http://lists.apple.com/archives/security-announce/2010//Nov/msg00003.html http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00006.html http://secunia.com/advisories/42314 http://secunia.com/advisories/43068 http://support.apple.com/kb/HT4455 http://support.apple.com/kb/HT4456 http://www.vupen.com/english/advisories/2010/3046 http://www.vupen.com/english/advisories/2011/0212 https:// • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer •

CVSS: 9.3EPSS: 1%CPEs: 126EXPL: 0

WebKit in Apple Safari before 5.0.3 on Mac OS X 10.5 through 10.6 and Windows, and before 4.1.3 on Mac OS X 10.4, accesses an uninitialized pointer during processing of Cascading Style Sheets (CSS) counter styles, which allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via a crafted web site. WebKit en Apple Safari anterior a v5.0.3 en Mac OS X v10.5 hasta v10.6 y Windows, y anterior a v4.1.3 en Mac OS X v10.4, accede a un puntero sin inicializar durante el procesado de contadores de estilos de una hoja de estilo en cascada (CSS), lo que permite a atacantes remotos ejecutar código de su elección o provocar una denegación de servicio (caída de la aplicación) a través de un sitio web manipulado. • http://lists.apple.com/archives/security-announce/2010//Nov/msg00002.html http://lists.apple.com/archives/security-announce/2010//Nov/msg00003.html http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00006.html http://secunia.com/advisories/42314 http://secunia.com/advisories/43068 http://support.apple.com/kb/HT4455 http://support.apple.com/kb/HT4456 http://www.vupen.com/english/advisories/2010/3046 http://www.vupen.com/english/advisories/2011/0212 https:// • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer •