CVSS: 7.8EPSS: 0%CPEs: 5EXPL: 0CVE-2023-6865 – Mozilla: Potential exposure of uninitialized data in <code>EncryptingOutputStream</code>
https://notcve.org/view.php?id=CVE-2023-6865
19 Dec 2023 — `EncryptingOutputStream` was susceptible to exposing uninitialized data. This issue could only be abused in order to write data to a local disk which may have implications for private browsing mode. This vulnerability affects Firefox ESR < 115.6 and Firefox < 121. `EncryptingOutputStream` era susceptible de exponer datos no inicializados. Sólo se puede abusar de este problema para escribir datos en un disco local, lo que puede tener implicaciones para el modo de navegación privada. • https://bugzilla.mozilla.org/show_bug.cgi?id=1864123 • CWE-908: Use of Uninitialized Resource •
CVSS: 10.0EPSS: 0%CPEs: 6EXPL: 0CVE-2023-6864 – Mozilla: Memory safety bugs fixed in Firefox 121, Firefox ESR 115.6, and Thunderbird 115.6
https://notcve.org/view.php?id=CVE-2023-6864
19 Dec 2023 — Memory safety bugs present in Firefox 120, Firefox ESR 115.5, and Thunderbird 115.5. 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 ESR < 115.6, Thunderbird < 115.6, and Firefox < 121. Errores de seguridad de la memoria presentes en Firefox 120, Firefox ESR 115.5 y Thunderbird 115.5. Algunos de estos errores mostraron evidencia de corrupción de memoria y suponemos... • https://bugzilla.mozilla.org/buglist.cgi?bug_id=1736385%2C1810805%2C1846328%2C1856090%2C1858033%2C1858509%2C1862089%2C1862777%2C1864015 • CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') CWE-787: Out-of-bounds Write •
CVSS: 10.0EPSS: 0%CPEs: 6EXPL: 0CVE-2023-6863 – Mozilla: Undefined behavior in <code>ShutdownObserver()</code>
https://notcve.org/view.php?id=CVE-2023-6863
19 Dec 2023 — The `ShutdownObserver()` was susceptible to potentially undefined behavior due to its reliance on a dynamic type that lacked a virtual destructor. This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121. El `ShutdownObserver()` era susceptible a un comportamiento potencialmente indefinido debido a su dependencia de un tipo dinámico que carecía de un destructor virtual. Esta vulnerabilidad afecta a Firefox ESR <115.6, Thunderbird <115.6 y Firefox <121. The Mozilla Foun... • https://bugzilla.mozilla.org/show_bug.cgi?id=1868901 • CWE-20: Improper Input Validation •
CVSS: 10.0EPSS: 0%CPEs: 5EXPL: 0CVE-2023-6862 – Mozilla: Use-after-free in <code>nsDNSService</code>
https://notcve.org/view.php?id=CVE-2023-6862
19 Dec 2023 — A use-after-free was identified in the `nsDNSService::Init`. This issue appears to manifest rarely during start-up. This vulnerability affects Firefox ESR < 115.6 and Thunderbird < 115.6. Se identificó un use after free en `nsDNSService::Init`. Este problema parece manifestarse raramente durante el inicio. • https://bugzilla.mozilla.org/show_bug.cgi?id=1868042 • CWE-416: Use After Free •
CVSS: 10.0EPSS: 0%CPEs: 6EXPL: 0CVE-2023-6861 – Mozilla: Heap buffer overflow affected <code>nsWindow::PickerOpen(void)</code> in headless mode
https://notcve.org/view.php?id=CVE-2023-6861
19 Dec 2023 — The `nsWindow::PickerOpen(void)` method was susceptible to a heap buffer overflow when running in headless mode. This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121. El método `nsWindow::PickerOpen(void)` era susceptible a un desbordamiento de búfer de almacenamiento dinámico cuando se ejecutaba en modo headless. Esta vulnerabilidad afecta a Firefox ESR <115.6, Thunderbird <115.6 y Firefox <121. The Mozilla Foundation Security Advisory describes this flaw as: The ... • https://bugzilla.mozilla.org/show_bug.cgi?id=1864118 • CWE-122: Heap-based Buffer Overflow CWE-787: Out-of-bounds Write •
CVSS: 7.8EPSS: 0%CPEs: 6EXPL: 0CVE-2023-6860 – Mozilla: Potential sandbox escape due to <code>VideoBridge</code> lack of texture validation
https://notcve.org/view.php?id=CVE-2023-6860
19 Dec 2023 — The `VideoBridge` allowed any content process to use textures produced by remote decoders. This could be abused to escape the sandbox. This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121. El "VideoBridge" permitía que cualquier proceso de contenido utilizara texturas producidas por decodificadores remotos. Se podría abusar de esto para escapar de la sandbox. • https://bugzilla.mozilla.org/show_bug.cgi?id=1854669 • CWE-20: Improper Input Validation •
CVSS: 10.0EPSS: 0%CPEs: 6EXPL: 0CVE-2023-6859 – Mozilla: Use-after-free in PR_GetIdentitiesLayer
https://notcve.org/view.php?id=CVE-2023-6859
19 Dec 2023 — A use-after-free condition affected TLS socket creation when under memory pressure. This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121. Una condición de use after free afectó la creación de sockets TLS cuando estaba bajo presión de memoria. Esta vulnerabilidad afecta a Firefox ESR <115.6, Thunderbird <115.6 y Firefox <121. The Mozilla Foundation Security Advisory describes this flaw as: A use-after-free condition affected TLS socket creation when under memory pre... • https://bugzilla.mozilla.org/show_bug.cgi?id=1840144 • CWE-416: Use After Free •
CVSS: 10.0EPSS: 0%CPEs: 6EXPL: 0CVE-2023-6858 – Mozilla: Heap buffer overflow in <code>nsTextFragment</code>
https://notcve.org/view.php?id=CVE-2023-6858
19 Dec 2023 — Firefox was susceptible to a heap buffer overflow in `nsTextFragment` due to insufficient OOM handling. This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121. Firefox era susceptible a un desbordamiento de búfer en `nsTextFragment` debido a un manejo insuficiente de OOM. Esta vulnerabilidad afecta a Firefox ESR <115.6, Thunderbird <115.6 y Firefox <121. The Mozilla Foundation Security Advisory describes this flaw as: Firefox was susceptible to a heap buffer overflow... • https://bugzilla.mozilla.org/show_bug.cgi?id=1826791 • CWE-122: Heap-based Buffer Overflow CWE-787: Out-of-bounds Write •
CVSS: 6.1EPSS: 0%CPEs: 9EXPL: 0CVE-2023-6857 – Mozilla: Symlinks may resolve to smaller than expected buffers
https://notcve.org/view.php?id=CVE-2023-6857
19 Dec 2023 — When resolving a symlink, a race may occur where the buffer passed to `readlink` may actually be smaller than necessary. *This bug only affects Firefox on Unix-based operating systems (Android, Linux, MacOS). Windows is unaffected.* This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121. Al resolver un enlace simbólico, puede ocurrir una ejecución en la que el búfer pase a "readlink" en realidad puede ser más pequeño de lo necesario. *Este error sólo afecta a Firefox en siste... • https://bugzilla.mozilla.org/show_bug.cgi?id=1796023 • CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') CWE-363: Race Condition Enabling Link Following •
CVSS: 10.0EPSS: 0%CPEs: 6EXPL: 0CVE-2023-6856 – Mozilla: Heap-buffer-overflow affecting WebGL <code>DrawElementsInstanced</code> method with Mesa VM driver
https://notcve.org/view.php?id=CVE-2023-6856
19 Dec 2023 — The WebGL `DrawElementsInstanced` method was susceptible to a heap buffer overflow when used on systems with the Mesa VM driver. This issue could allow an attacker to perform remote code execution and sandbox escape. This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121. El método WebGL `DrawElementsInstanced` era susceptible a un desbordamiento de búfer cuando se usaba en sistemas con el controlador Mesa VM. Este problema podría permitir a un atacante realizar la ejecución ... • https://bugzilla.mozilla.org/show_bug.cgi?id=1843782 • CWE-122: Heap-based Buffer Overflow CWE-787: Out-of-bounds Write •