
CVE-2017-5467 – Mozilla: Memory corruption when drawing Skia content (MFSA 2017-12)
https://notcve.org/view.php?id=CVE-2017-5467
21 Apr 2017 — A potential memory corruption and crash when using Skia content when drawing content outside of the bounds of a clipping region. This vulnerability affects Thunderbird < 52.1, Firefox ESR < 52.1, and Firefox < 53. Corrupción de memoria y cierre inesperado potencial al emplear el contenido Skia cuando se dibuja contenido fuera de los límites de una región de recorte. La vulnerabilidad afecta a Thunderbird en versiones anteriores a la 52.1, Firefox ESR en versiones anteriores a la 52.1 y Firefox en versiones ... • http://www.securityfocus.com/bid/97940 • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer •

CVE-2017-5455 – Mozilla: Sandbox escape through internal feed reader APIs (MFSA 2017-12)
https://notcve.org/view.php?id=CVE-2017-5455
21 Apr 2017 — The internal feed reader APIs that crossed the sandbox barrier allowed for a sandbox escape and escalation of privilege if combined with another vulnerability that resulted in remote code execution inside the sandboxed process. This vulnerability affects Firefox ESR < 52.1 and Firefox < 53. Las API del lector de feeds interno que cruzaron la barrera del sandbox permitieron un escape del sandbox y un escalado de privilegios si se combinaban con otra vulnerabilidad que resultaba en la ejecución remota de códi... • http://www.securityfocus.com/bid/97940 •

CVE-2017-5451 – Mozilla: Addressbar spoofing with onblur event (MFSA 2017-12)
https://notcve.org/view.php?id=CVE-2017-5451
21 Apr 2017 — A mechanism to spoof the addressbar through the user interaction on the addressbar and the "onblur" event. The event could be used by script to affect text display to make the loaded site appear to be different from the one actually loaded within the addressbar. This vulnerability affects Thunderbird < 52.1, Firefox ESR < 52.1, and Firefox < 53. Mecanismo para suplantar la barra de direcciones mediante interacción del usuario en la barra de direcciones y el evento "onblur". El evento podría ser utilizado po... • http://www.securityfocus.com/bid/97940 • CWE-20: Improper Input Validation •

CVE-2017-5454 – Mozilla: Sandbox escape allowing file system read access through file picker (MFSA 2017-12)
https://notcve.org/view.php?id=CVE-2017-5454
21 Apr 2017 — A mechanism to bypass file system access protections in the sandbox to use the file picker to access different files than those selected in the file picker through the use of relative paths. This allows for read only access to the local file system. This vulnerability affects Thunderbird < 52.1, Firefox ESR < 52.1, and Firefox < 53. Mecanismo para omitir las protecciones de acceso al sistema de archivos en el sandbox para emplear el picker de archivos para acceder a diferentes archivos que los seleccionados... • http://www.securityfocus.com/bid/97940 • CWE-200: Exposure of Sensitive Information to an Unauthorized Actor •

CVE-2017-5456 – Mozilla: Sandbox escape allowing local file system read access (MFSA 2017-12)
https://notcve.org/view.php?id=CVE-2017-5456
21 Apr 2017 — A mechanism to bypass file system access protections in the sandbox using the file system request constructor through an IPC message. This allows for read and write access to the local file system. This vulnerability affects Firefox ESR < 52.1 and Firefox < 53. Mecanismo para omitir las protecciones de acceso al sistema de archivos en el sandbox mediante el constructor de peticiones al sistema de archivos mediante un mensaje IPC. Esto permite acceso de lectura y escritura al sistema de archivos local. • http://www.securityfocus.com/bid/97940 • CWE-732: Incorrect Permission Assignment for Critical Resource •

CVE-2017-5430 – Mozilla: Memory safety bugs fixed in Firefox 53 and Firefox ESR 52.1 (MFSA 2017-12)
https://notcve.org/view.php?id=CVE-2017-5430
21 Apr 2017 — Memory safety bugs were reported in Firefox 52, Firefox ESR 52, and Thunderbird 52. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary code. This vulnerability affects Thunderbird < 52.1, Firefox ESR < 52.1, and Firefox < 53. Se han reportado errores de seguridad de memoria en Firefox 52, Firefox ESR 52, y Thunderbird 52. Algunos de estos errores mostraron evidencias de corrupción de memoria y se entiende que,... • http://www.securityfocus.com/bid/97940 • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer •

CVE-2017-5466 – Mozilla: Origin confusion when reloading isolated data:text/html URL (MFSA 2017-12)
https://notcve.org/view.php?id=CVE-2017-5466
21 Apr 2017 — If a page is loaded from an original site through a hyperlink and contains a redirect to a "data:text/html" URL, triggering a reload will run the reloaded "data:text/html" page with its origin set incorrectly. This allows for a cross-site scripting (XSS) attack. This vulnerability affects Thunderbird < 52.1, Firefox ESR < 52.1, and Firefox < 53. Si se carga una página desde un sitio original mediante un hipervínculo y contiene una redirección a una URL "data:text/html", desencadenar una recarga ejecutará la... • http://www.securityfocus.com/bid/97940 • CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') •

CVE-2017-5449 – Mozilla: Crash during bidirectional unicode manipulation with animation (MFSA 2017-11, MFSA 2017-12)
https://notcve.org/view.php?id=CVE-2017-5449
20 Apr 2017 — A possibly exploitable crash triggered during layout and manipulation of bidirectional unicode text in concert with CSS animations. This vulnerability affects Thunderbird < 52.1, Firefox ESR < 52.1, and Firefox < 53. Cierre inesperado posiblemente explotable desencadenado durante el diseño y manipulación de texto unicode bidireccional junto con animaciones CSS. La vulnerabilidad afecta a Thunderbird en versiones anteriores a la 52.1, Firefox ESR en versiones anteriores a la 52.1 y Firefox en versiones anter... • http://www.securityfocus.com/bid/97940 • CWE-20: Improper Input Validation •

CVE-2017-5447 – Mozilla Firefox < 53 - 'gfxTextRun' Out-of-Bounds Read
https://notcve.org/view.php?id=CVE-2017-5447
20 Apr 2017 — An out-of-bounds read during the processing of glyph widths during text layout. This results in a potentially exploitable crash and could allow an attacker to read otherwise inaccessible memory. This vulnerability affects Thunderbird < 52.1, Firefox ESR < 45.9, Firefox ESR < 52.1, and Firefox < 53. Lectura fuera de límites durante el procesamiento de anchos de glifo durante el diseño de texto. Esto resulta en un cierre inesperado potencialmente explotable y podría permitir que un atacante lea datos de la me... • https://packetstorm.news/files/id/142668 • CWE-416: Use After Free •

CVE-2017-5460 – Mozilla: Use-after-free in frame selection (MFSA 2017-11, MFSA 2017-12)
https://notcve.org/view.php?id=CVE-2017-5460
20 Apr 2017 — A use-after-free vulnerability in frame selection triggered by a combination of malicious script content and key presses by a user. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 52.1, Firefox ESR < 45.9, Firefox ESR < 52.1, and Firefox < 53. Vulnerabilidad de uso de memoria previamente liberada en la selección de frames desencadenada por una combinación de contenido de script malicioso y pulsaciones de tecla por parte de un usuario. Esto resulta en un cierre inesp... • http://www.securityfocus.com/bid/97940 • CWE-416: Use After Free •