CVE-2017-7750 – Mozilla: Use-after-free with track elements (MFSA 2017-16)
https://notcve.org/view.php?id=CVE-2017-7750
A use-after-free vulnerability during video control operations when a "<track>" element holds a reference to an older window if that window has been replaced in the DOM. This results in a potentially exploitable crash. This vulnerability affects Firefox < 54, Firefox ESR < 52.2, and Thunderbird < 52.2. Vulnerabilidad de uso de memoria previamente liberada durante las operaciones de control de vídeo cuando un elemento "" mantiene una referencia a una ventana más antigua si esa ventana ha sido reemplazada en el DOM. Esto resulta en un cierre inesperado potencialmente explotable. • http://www.securityfocus.com/bid/99057 http://www.securitytracker.com/id/1038689 https://access.redhat.com/errata/RHSA-2017:1440 https://access.redhat.com/errata/RHSA-2017:1561 https://bugzilla.mozilla.org/show_bug.cgi?id=1356558 https://www.debian.org/security/2017/dsa-3881 https://www.debian.org/security/2017/dsa-3918 https://www.mozilla.org/security/advisories/mfsa2017-15 https://www.mozilla.org/security/advisories/mfsa2017-16 https://www.mozilla.org/security/advisories • CWE-416: Use After Free •
CVE-2017-7749 – Mozilla: Use-after-free during docshell reloading (MFSA 2017-16)
https://notcve.org/view.php?id=CVE-2017-7749
A use-after-free vulnerability when using an incorrect URL during the reloading of a docshell. This results in a potentially exploitable crash. This vulnerability affects Firefox < 54, Firefox ESR < 52.2, and Thunderbird < 52.2. Vulnerabilidad de uso de memoria previamente liberada al emplear una URL incorrecta durante la recarga de un docshell. Esto resulta en un cierre inesperado potencialmente explotable. • http://www.securityfocus.com/bid/99057 http://www.securitytracker.com/id/1038689 https://access.redhat.com/errata/RHSA-2017:1440 https://access.redhat.com/errata/RHSA-2017:1561 https://bugzilla.mozilla.org/show_bug.cgi?id=1355039 https://www.debian.org/security/2017/dsa-3881 https://www.debian.org/security/2017/dsa-3918 https://www.mozilla.org/security/advisories/mfsa2017-15 https://www.mozilla.org/security/advisories/mfsa2017-16 https://www.mozilla.org/security/advisories • CWE-416: Use After Free •
CVE-2017-7752 – Mozilla: Use-after-free with IME input (MFSA 2017-16)
https://notcve.org/view.php?id=CVE-2017-7752
A use-after-free vulnerability during specific user interactions with the input method editor (IME) in some languages due to how events are handled. This results in a potentially exploitable crash but would require specific user interaction to trigger. This vulnerability affects Firefox < 54, Firefox ESR < 52.2, and Thunderbird < 52.2. Vulnerabilidad de uso de memoria previamente liberada durante interacciones de usuario específicas con el IME (input method editor) en algunos lenguajes debido a la forma en la que se gestionan los eventos. Esto resulta en un cierre inesperado potencialmente explotable, pero sería necesaria interacción específica del usuario para desencadenarlo. • http://www.securityfocus.com/bid/99057 http://www.securitytracker.com/id/1038689 https://access.redhat.com/errata/RHSA-2017:1440 https://access.redhat.com/errata/RHSA-2017:1561 https://bugzilla.mozilla.org/show_bug.cgi?id=1359547 https://www.debian.org/security/2017/dsa-3881 https://www.debian.org/security/2017/dsa-3918 https://www.mozilla.org/security/advisories/mfsa2017-15 https://www.mozilla.org/security/advisories/mfsa2017-16 https://www.mozilla.org/security/advisories • CWE-416: Use After Free •
CVE-2017-7758 – Mozilla: Out-of-bounds read in Opus encoder (MFSA 2017-16)
https://notcve.org/view.php?id=CVE-2017-7758
An out-of-bounds read vulnerability with the Opus encoder when the number of channels in an audio stream changes while the encoder is in use. This vulnerability affects Firefox < 54, Firefox ESR < 52.2, and Thunderbird < 52.2. Vulnerabilidad de lectura fuera de límites en el codificador Opus cuando el número de canales en una transmisión de audio cambia mientras el codificador sigue en uso. La vulnerabilidad afecta a Firefox en versiones anteriores a la 54, Firefox ESR en versiones anteriores a la 52.2 y Thunderbird en versiones anteriores a la 52.2. • http://www.securityfocus.com/bid/99057 http://www.securitytracker.com/id/1038689 https://access.redhat.com/errata/RHSA-2017:1440 https://access.redhat.com/errata/RHSA-2017:1561 https://bugzilla.mozilla.org/show_bug.cgi?id=1368490 https://www.debian.org/security/2017/dsa-3881 https://www.debian.org/security/2017/dsa-3918 https://www.mozilla.org/security/advisories/mfsa2017-15 https://www.mozilla.org/security/advisories/mfsa2017-16 https://www.mozilla.org/security/advisories • CWE-125: Out-of-bounds Read •
CVE-2017-5470 – Mozilla: Memory safety bugs fixed in Firefox 54 and Firefox ESR 52.2 (MFSA 2017-16)
https://notcve.org/view.php?id=CVE-2017-5470
Memory safety bugs were reported in Firefox 53 and Firefox ESR 52.1. 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 Firefox < 54, Firefox ESR < 52.2, and Thunderbird < 52.2. Se han reportado errores de seguridad de memoria en Firefox 53 y Firefox ESR 52.1. Algunos de estos errores mostraron evidencias de corrupción de memoria y se entiende que, con el suficiente esfuerzo, algunos de estos podrían explotarse para ejecutar código arbitrario. • http://www.securityfocus.com/bid/99041 http://www.securitytracker.com/id/1038689 https://access.redhat.com/errata/RHSA-2017:1440 https://access.redhat.com/errata/RHSA-2017:1561 https://bugzilla.mozilla.org/buglist.cgi?bug_id=1359639%2C1349595%2C1352295%2C1352556%2C1342552%2C1342567%2C1346012%2C1366140%2C1368732%2C1297111%2C1362590%2C1357462%2C1363280%2C1349266%2C1352093%2C1348424%2C1347748%2C1356025%2C1325513%2C1367692 https://www.debian.org/security/2017/dsa-3881 https://www.debian.org/security/2017/dsa-3918 https: • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer •