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CVSS: 8.8EPSS: 0%CPEs: 3EXPL: 0

An optimization in WebGL was incorrect in some cases, and could have led to memory corruption and a potentially exploitable crash. *Note*: This advisory was added on December 13th, 2022 after we better understood the impact of the issue. The fix was included in the original release of Firefox 106. This vulnerability affects Firefox < 106, Firefox ESR < 102.6, and Thunderbird < 102.6. Una optimización en WebGL era incorrecta en algunos casos, y podría haber provocado daños en la memoria y un bloqueo potencialmente explotable. *Nota*: Este aviso se agregó el 13 de diciembre de 2022 después de que entendiéramos mejor el impacto del problema. • https://bugzilla.mozilla.org/show_bug.cgi?id=1770930 https://security.gentoo.org/glsa/202305-06 https://security.gentoo.org/glsa/202305-13 https://www.mozilla.org/security/advisories/mfsa2022-44 https://www.mozilla.org/security/advisories/mfsa2022-52 https://www.mozilla.org/security/advisories/mfsa2022-53 https://access.redhat.com/security/cve/CVE-2022-46881 https://bugzilla.redhat.com/show_bug.cgi?id=2153466 • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer CWE-787: Out-of-bounds Write •

CVSS: 9.8EPSS: 0%CPEs: 3EXPL: 0

A use-after-free in WebGL extensions could have led to a potentially exploitable crash. This vulnerability affects Firefox < 107, Firefox ESR < 102.6, and Thunderbird < 102.6. The Mozilla Foundation Security Advisory describes this flaw as: A use-after-free in WebGL extensions could have led to a potentially exploitable crash. • https://bugzilla.mozilla.org/show_bug.cgi?id=1789371 https://security.gentoo.org/glsa/202305-06 https://security.gentoo.org/glsa/202305-13 https://www.mozilla.org/security/advisories/mfsa2022-47 https://www.mozilla.org/security/advisories/mfsa2022-52 https://www.mozilla.org/security/advisories/mfsa2022-53 https://access.redhat.com/security/cve/CVE-2022-46882 https://bugzilla.redhat.com/show_bug.cgi?id=2153467 • CWE-416: Use After Free •

CVSS: 8.6EPSS: 0%CPEs: 4EXPL: 0

An attacker who compromised a content process could have partially escaped the sandbox to read arbitrary files via clipboard-related IPC messages.<br>*This bug only affects Thunderbird for Linux. Other operating systems are unaffected.*. This vulnerability affects Firefox < 108, Firefox ESR < 102.6, and Thunderbird < 102.6. The Mozilla Foundation Security Advisory describes this flaw as: An attacker who compromised a content process could have partially escaped the sandbox to read arbitrary files via clipboard-related IPC messages. *This bug only affects Firefox for Linux. • https://bugzilla.mozilla.org/show_bug.cgi?id=1799156 https://security.gentoo.org/glsa/202305-06 https://security.gentoo.org/glsa/202305-13 https://www.mozilla.org/security/advisories/mfsa2022-51 https://www.mozilla.org/security/advisories/mfsa2022-52 https://www.mozilla.org/security/advisories/mfsa2022-53 https://access.redhat.com/security/cve/CVE-2022-46872 https://bugzilla.redhat.com/show_bug.cgi?id=2153441 • CWE-200: Exposure of Sensitive Information to an Unauthorized Actor •

CVSS: 8.8EPSS: 0%CPEs: 3EXPL: 0

Mozilla developers Randell Jesup, Valentin Gosu, Olli Pettay, and the Mozilla Fuzzing Team reported memory safety bugs present in Thunderbird 102.5. 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 < 108, Firefox ESR < 102.6, and Thunderbird < 102.6. The Mozilla Foundation Security Advisory describes this flaw as: Mozilla developers Randell Jesup, Valentin Gosu, Olli Pettay, and the Mozilla Fuzzing Team reported memory safety bugs present in Firefox 107 and Firefox ESR 102.5. 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. • https://bugzilla.mozilla.org/buglist.cgi?bug_id=1782219%2C1797370%2C1797685%2C1801102%2C1801315%2C1802395 https://security.gentoo.org/glsa/202305-06 https://security.gentoo.org/glsa/202305-13 https://www.mozilla.org/security/advisories/mfsa2022-51 https://www.mozilla.org/security/advisories/mfsa2022-52 https://www.mozilla.org/security/advisories/mfsa2022-53 https://access.redhat.com/security/cve/CVE-2022-46878 https://bugzilla.redhat.com/show_bug.cgi?id=2153454 • CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') CWE-787: Out-of-bounds Write •

CVSS: 7.5EPSS: 0%CPEs: 3EXPL: 0

Through a series of popups that reuse windowName, an attacker can cause a window to go fullscreen without the user seeing the notification prompt, resulting in potential user confusion or spoofing attacks. This vulnerability affects Firefox ESR < 102.5, Thunderbird < 102.5, and Firefox < 107. A través de una serie de ventanas emergentes que reutilizan el nombre de la ventana, un atacante puede hacer que una ventana pase a pantalla completa sin que el usuario vea el mensaje de notificación, lo que genera una posible confusión del usuario o ataques de suplantación de identidad. Esta vulnerabilidad afecta a Firefox ESR &lt; 102,5, Thunderbird &lt; 102.5 y Firefox &lt; 107. The Mozilla Foundation Security Advisory describes this flaw as: Through a series of popups that reuse windowName, an attacker can cause a window to go fullscreen without the user seeing the notification prompt, resulting in potential user confusion or spoofing attacks. • https://bugzilla.mozilla.org/show_bug.cgi?id=1793829 https://www.mozilla.org/security/advisories/mfsa2022-47 https://www.mozilla.org/security/advisories/mfsa2022-48 https://www.mozilla.org/security/advisories/mfsa2022-49 https://access.redhat.com/security/cve/CVE-2022-45408 https://bugzilla.redhat.com/show_bug.cgi?id=2143201 • CWE-1021: Improper Restriction of Rendered UI Layers or Frames •