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CVSS: 9.3EPSS: 6%CPEs: 23EXPL: 0

Use-after-free vulnerability in Mozilla Firefox before 21.0, Firefox ESR 17.x before 17.0.6, Thunderbird before 17.0.6, and Thunderbird ESR 17.x before 17.0.6 allows remote attackers to execute arbitrary code via vectors involving an onresize event during the playing of a video. Vulnerabilidad de tipo "usar despues de liberar" en Mozilla Firefox anterior a v21.0, Firefox ESR v17.x anterior a v17.0.6, Thunderbird anterior a v17.0.6, y Thunderbird ESR v17.x anterior a v17.0.6 permite a atacantes remotos ejecutar código arbitrario mediante vectores comprendiendo u evento onresize durante la reproducción de un vídeo. • http://lists.opensuse.org/opensuse-security-announce/2013-05/msg00010.html http://lists.opensuse.org/opensuse-security-announce/2013-05/msg00011.html http://lists.opensuse.org/opensuse-security-announce/2013-05/msg00012.html http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00006.html http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00008.html http://rhn.redhat.com/errata/RHSA-2013-0820.html http://rhn.redhat.com/errata/RHSA-2013-0821.html http://www.debian.org&#x • CWE-399: Resource Management Errors CWE-416: Use After Free •

CVSS: 6.8EPSS: 6%CPEs: 23EXPL: 0

Mozilla Firefox before 21.0, Firefox ESR 17.x before 17.0.6, Thunderbird before 17.0.6, and Thunderbird ESR 17.x before 17.0.6 do not properly initialize data structures for the nsDOMSVGZoomEvent::mPreviousScale and nsDOMSVGZoomEvent::mNewScale functions, which allows remote attackers to obtain sensitive information from process memory via a crafted web site. Mozilla Firefox anterior a v21.0, Firefox ESR v17.x anterior a v17.0.6, Thunderbird anterior a v17.0.6, y Thunderbird ESR v17.x anterior a v17.0.6 no inicializan estructuras de datos correctamente para las funciones nsDOMSVGZoomEvent::mPreviousScale y nsDOMSVGZoomEvent::mNewScale functions, lo que permite a atacantes remotos obtener información sensible desde la memoria de un proceso mediante un sitio web especialmente diseñado. Mozilla Firefox does not properly initialize data structures for the nsDOMSVGZoomEvent::mPreviousScale and nsDOMSVGZoomEvent::mNewScale functions, which allows remote attackers to obtain sensitive information from process memory via a crafted web site. • http://lists.opensuse.org/opensuse-security-announce/2013-05/msg00010.html http://lists.opensuse.org/opensuse-security-announce/2013-05/msg00011.html http://lists.opensuse.org/opensuse-security-announce/2013-05/msg00012.html http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00006.html http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00008.html http://rhn.redhat.com/errata/RHSA-2013-0820.html http://rhn.redhat.com/errata/RHSA-2013-0821.html http://www.debian.org&#x • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer CWE-456: Missing Initialization of a Variable •

CVSS: 10.0EPSS: 9%CPEs: 23EXPL: 0

The SelectionIterator::GetNextSegment function in Mozilla Firefox before 21.0, Firefox ESR 17.x before 17.0.6, Thunderbird before 17.0.6, and Thunderbird ESR 17.x before 17.0.6 allows remote attackers to execute arbitrary code or cause a denial of service (out-of-bounds read) via unspecified vectors. La función SelectionIterator::GetNextSegment en Mozilla Firefox anterior a v21.0, Firefox ESR v17.x anterior a v17.0.6, Thunderbird anterior a v17.0.6, y Thunderbird ESR v17.x anterior a v17.0.6 permite a atacantes remotos ejecutar código arbitrario o causar una denegación de servicio mediante vectores no especificados. • http://lists.opensuse.org/opensuse-security-announce/2013-05/msg00010.html http://lists.opensuse.org/opensuse-security-announce/2013-05/msg00011.html http://lists.opensuse.org/opensuse-security-announce/2013-05/msg00012.html http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00006.html http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00008.html http://rhn.redhat.com/errata/RHSA-2013-0820.html http://rhn.redhat.com/errata/RHSA-2013-0821.html http://www.debian.org&#x • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer •

CVSS: 10.0EPSS: 9%CPEs: 23EXPL: 0

The gfxSkipCharsIterator::SetOffsets function in Mozilla Firefox before 21.0, Firefox ESR 17.x before 17.0.6, Thunderbird before 17.0.6, and Thunderbird ESR 17.x before 17.0.6 allows remote attackers to execute arbitrary code or cause a denial of service (out-of-bounds read) via unspecified vectors. La función gfxSkipCharsIterator::SetOffsets en Mozilla Firefox anterior a v21.0, Firefox ESR v17.x anterior a v17.0.6, Thunderbird anterior a v17.0.6, y Thunderbird ESR v17.x anterior a v17.0.6 permite a atacantes remotos ejecutar código arbitrario o causar una denegación de servicio mediante vectores no especificados. • http://lists.opensuse.org/opensuse-security-announce/2013-05/msg00010.html http://lists.opensuse.org/opensuse-security-announce/2013-05/msg00011.html http://lists.opensuse.org/opensuse-security-announce/2013-05/msg00012.html http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00006.html http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00008.html http://rhn.redhat.com/errata/RHSA-2013-0820.html http://rhn.redhat.com/errata/RHSA-2013-0821.html http://www.debian.org&#x • CWE-399: Resource Management Errors •

CVSS: 10.0EPSS: 9%CPEs: 23EXPL: 0

The _cairo_xlib_surface_add_glyph function in Mozilla Firefox before 21.0, Firefox ESR 17.x before 17.0.6, Thunderbird before 17.0.6, and Thunderbird ESR 17.x before 17.0.6 allows remote attackers to execute arbitrary code or cause a denial of service (invalid write operation) via unspecified vectors. La función _cairo_xlib_surface_add_glyph en Mozilla Firefox anterior a v21.0, Firefox ESR v17.x anterior a v17.0.6, Thunderbird anterior a v17.0.6, y Thunderbird ESR v17.x anterior a v17.0.6 permite a atacantes remotos ejecutar código arbitrario o causar una denegación de servicio (operación de escritura inválida) mediante vectores no especificados. • http://lists.opensuse.org/opensuse-security-announce/2013-05/msg00010.html http://lists.opensuse.org/opensuse-security-announce/2013-05/msg00011.html http://lists.opensuse.org/opensuse-security-announce/2013-05/msg00012.html http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00006.html http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00008.html http://rhn.redhat.com/errata/RHSA-2013-0820.html http://rhn.redhat.com/errata/RHSA-2013-0821.html http://www.debian.org&#x • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer •