CVSS: 6.5EPSS: 0%CPEs: 3EXPL: 0CVE-2021-29987 – Ubuntu Security Notice USN-5248-1
https://notcve.org/view.php?id=CVE-2021-29987
17 Aug 2021 — After requesting multiple permissions, and closing the first permission panel, subsequent permission panels will be displayed in a different position but still record a click in the default location, making it possible to trick a user into accepting a permission they did not want to. *This bug only affects Firefox on Linux. Other operating systems are unaffected.*. This vulnerability affects Firefox < 91 and Thunderbird < 91. Después de solicitar múltiples permisos, y cerrar el primer panel de permisos, los... • https://bugzilla.mozilla.org/show_bug.cgi?id=1716129 • CWE-307: Improper Restriction of Excessive Authentication Attempts •
CVSS: 8.8EPSS: 0%CPEs: 1EXPL: 0CVE-2021-29990
https://notcve.org/view.php?id=CVE-2021-29990
17 Aug 2021 — Mozilla developers and community members reported memory safety bugs present in Firefox 90. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 91. Los desarrolladores de Mozilla y los miembros de la comunidad informaron de bugs de seguridad de memoria presentes en Firefox versión 90. Algunos de estos bugs mostraron evidencias de corrupción de la memoria y presumimos... • https://bugzilla.mozilla.org/buglist.cgi?bug_id=1544190%2C1716481%2C1717778%2C1719319%2C1722073 • CWE-787: Out-of-bounds Write •
CVSS: 8.8EPSS: 1%CPEs: 3EXPL: 1CVE-2021-29988 – Mozilla: Memory corruption as a result of incorrect style treatment
https://notcve.org/view.php?id=CVE-2021-29988
16 Aug 2021 — Firefox incorrectly treated an inline list-item element as a block element, resulting in an out of bounds read or memory corruption, and a potentially exploitable crash. This vulnerability affects Thunderbird < 78.13, Thunderbird < 91, Firefox ESR < 78.13, and Firefox < 91. Firefox trataba incorrectamente un elemento de lista en línea como un elemento de bloqueo, resultando en una lectura fuera de límites o una corrupción de la memoria, y un bloqueo potencialmente explotable. Esta vulnerabilidad afecta a Th... • https://bugzilla.mozilla.org/show_bug.cgi?id=1717922 • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer CWE-125: Out-of-bounds Read CWE-787: Out-of-bounds Write •
CVSS: 8.1EPSS: 3%CPEs: 4EXPL: 1CVE-2021-29986 – Mozilla: Race condition when resolving DNS names could have led to memory corruption
https://notcve.org/view.php?id=CVE-2021-29986
16 Aug 2021 — A suspected race condition when calling getaddrinfo led to memory corruption and a potentially exploitable crash. *Note: This issue only affected Linux operating systems. Other operating systems are unaffected.* This vulnerability affects Thunderbird < 78.13, Thunderbird < 91, Firefox ESR < 78.13, and Firefox < 91. Una supuesta condición de carrera cuando se llama a getaddrinfo que conllevaba a una corrupción de la memoria y un bloqueo potencialmente explotable. *Nota: Este problema sólo afectaba a los sist... • https://bugzilla.mozilla.org/show_bug.cgi?id=1696138 • CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') CWE-367: Time-of-check Time-of-use (TOCTOU) Race Condition •
CVSS: 8.8EPSS: 2%CPEs: 3EXPL: 1CVE-2021-29984 – Mozilla: Incorrect instruction reordering during JIT optimization
https://notcve.org/view.php?id=CVE-2021-29984
16 Aug 2021 — Instruction reordering resulted in a sequence of instructions that would cause an object to be incorrectly considered during garbage collection. This led to memory corruption and a potentially exploitable crash. This vulnerability affects Thunderbird < 78.13, Thunderbird < 91, Firefox ESR < 78.13, and Firefox < 91. Una reordenación de instrucciones resultaba en una secuencia de instrucciones que causaría que un objeto fuera considerado incorrectamente durante la recogida de basura. Esto conllevaba a una cor... • https://bugzilla.mozilla.org/show_bug.cgi?id=1720031 • CWE-416: Use After Free CWE-787: Out-of-bounds Write •
CVSS: 8.8EPSS: 2%CPEs: 3EXPL: 1CVE-2021-29980 – Mozilla: Uninitialized memory in a canvas object could have led to memory corruption
https://notcve.org/view.php?id=CVE-2021-29980
12 Aug 2021 — Uninitialized memory in a canvas object could have caused an incorrect free() leading to memory corruption and a potentially exploitable crash. This vulnerability affects Thunderbird < 78.13, Thunderbird < 91, Firefox ESR < 78.13, and Firefox < 91. Una memoria no inicializada en un objeto canvas podría haber causado una función free() incorrecta, conllevando a una corrupción de la memoria y un bloqueo potencialmente explotable. Esta vulnerabilidad afecta a Thunderbird versiones anteriores a 78.13, Thunderbi... • https://bugzilla.mozilla.org/show_bug.cgi?id=1722204 • CWE-908: Use of Uninitialized Resource CWE-909: Missing Initialization of Resource •
CVSS: 8.8EPSS: 0%CPEs: 3EXPL: 0CVE-2021-29989 – Mozilla: Memory safety bugs fixed in Thunderbird 78.13
https://notcve.org/view.php?id=CVE-2021-29989
12 Aug 2021 — Mozilla developers reported memory safety bugs present in Firefox 90 and Firefox ESR 78.12. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Thunderbird < 78.13, Firefox ESR < 78.13, and Firefox < 91. Los desarrolladores de Mozilla informaron de bugs de seguridad de memoria presentes en Firefox 90 y Firefox ESR 78.12. Algunos de estos bugs mostraron evidencias de corrupción... • https://bugzilla.mozilla.org/buglist.cgi?bug_id=1662676%2C1666184%2C1719178%2C1719998%2C1720568 • CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') CWE-787: Out-of-bounds Write •
CVSS: 8.8EPSS: 1%CPEs: 3EXPL: 1CVE-2021-29985 – Mozilla: Use-after-free media channels
https://notcve.org/view.php?id=CVE-2021-29985
12 Aug 2021 — A use-after-free vulnerability in media channels could have led to memory corruption and a potentially exploitable crash. This vulnerability affects Thunderbird < 78.13, Thunderbird < 91, Firefox ESR < 78.13, and Firefox < 91. Una vulnerabilidad de uso de la memoria previamente liberada en los canales multimedia podría haber conllevado a una corrupción de la memoria y un bloqueo potencialmente explotable. Esta vulnerabilidad afecta a Thunderbird versiones anteriores a 78.13, Thunderbird versiones anteriores... • https://bugzilla.mozilla.org/show_bug.cgi?id=1722083 • CWE-416: Use After Free •
CVSS: 9.8EPSS: 0%CPEs: 1EXPL: 0CVE-2021-29971
https://notcve.org/view.php?id=CVE-2021-29971
05 Aug 2021 — If a user had granted a permission to a webpage and saved that grant, any webpage running on the same host - irrespective of scheme or port - would be granted that permission. *This bug only affects Firefox for Android. Other operating systems are unaffected.*. This vulnerability affects Firefox < 90. Si un usuario ha concedido un permiso a una página web y ha guardado esa concesión, cualquier página web que se ejecute en el mismo host -independientemente del esquema o del puerto- recibirá ese permiso. • https://bugzilla.mozilla.org/show_bug.cgi?id=1713638 • CWE-281: Improper Preservation of Permissions •
CVSS: 8.8EPSS: 0%CPEs: 1EXPL: 1CVE-2021-29972
https://notcve.org/view.php?id=CVE-2021-29972
05 Aug 2021 — A use-after-free vulnerability was found via testing, and traced to an out-of-date Cairo library. Updating the library resolved the issue, and may have remediated other, unknown security vulnerabilities as well. This vulnerability affects Firefox < 90. Se ha encontrado una vulnerabilidad de uso de memoria previamente liberada por medio de pruebas, y se ha detectado una librería Cairo desactualizada. La actualización de la biblioteca resolvió el problema, y puede haber corregido también otras vulnerabilidade... • https://bugzilla.mozilla.org/show_bug.cgi?id=1696816 • CWE-416: Use After Free •