Mozilla: Browser window spoof using fullscreen mode

A flaw was found in Mozilla. The Mozilla Foundation Security Advisory describes this flaw as: When resizing a popup and requesting fullscreen access, the popup would have become unable to leave fullscreen mode...

Mozilla: Browser window spoof using fullscreen mode

A flaw was found in Mozilla. The Mozilla Foundation Security Advisory describes this flaw as: When navigating from inside an iframe while requesting full screen access, an attacker-controlled tab could have made the browser unable to leave full screen mode...

MGASA-2022-0013 Updated nss and firefox packages fix security vulnerabilities

It was possible to construct specific XSLT markup that would be able to bypass an iframe sandbox CVE-2021-4140. Constructing audio sinks could have lead to a race condition when playing audio files and closing windows. This could have lead to a use-after-free causing a potentially exploitable cra...

ALBA-2021:5233 gnome-shell-extensions bug fix and enhancement update

GNOME Shell extensions allow for modifying the default GNOME Shell interface and its parts, such as window management and application launching. Bug Fixes and Enhancements: Disable unfullscreen gesture or a function to switch between normal mode and fullscreen mode BZ2009192 Desktop icons extensi...

gnome-shell-extensions bug fix and enhancement update

GNOME Shell extensions allow for modifying the default GNOME Shell interface and its parts, such as window management and application launching. Bug Fixes and Enhancements: Disable unfullscreen gesture or a function to switch between normal mode and fullscreen mode BZ2009192 Desktop icons extensi...

Mozilla: Missing fullscreen and pointer lock notification when requesting both

The Mozilla Foundation Security Advisory describes this flaw as: By misusing a race in our notification code, an attacker could have forcefully hidden the notification for pages that had received full screen and pointer lock access, which could have been used for spoofing attacks...

CVE-2021-38506

Through a series of navigations, Firefox could have entered fullscreen mode without notification or warning to the user. This could lead to spoofing attacks on the browser UI including phishing. This vulnerability affects Firefox 94, Thunderbird 91.3, and Firefox ESR 91.3...

DEBIAN-CVE-2021-38506

Through a series of navigations, Firefox could have entered fullscreen mode without notification or warning to the user. This could lead to spoofing attacks on the browser UI including phishing. This vulnerability affects Firefox 94, Thunderbird 91.3, and Firefox ESR 91.3...

CVE-2021-38506

CVE-2021-38506 describes a UI spoofing risk in Mozilla products where, after a series of navigations, Firefox could enter fullscreen mode without user notification. Affected: Firefox < 94, Thunderbird < 91.3, and Firefox ESR

Mozilla: Missing fullscreen and pointer lock notification when requesting both

The Mozilla Foundation Security Advisory describes this flaw as: By misusing a race in our notification code, an attacker could have forcefully hidden the notification for pages that had received full screen and pointer lock access, which could have been used for spoofing attacks...

openSUSE 15 Security Update : MozillaFirefox (openSUSE-SU-2021:3745-1)

The remote SUSE Linux SUSE15 host has packages installed that are affected by multiple vulnerabilities as referenced in the openSUSE-SU-2021:3745-1 advisory. - The iframe sandbox rules were not correctly applied to XSLT stylesheets, allowing an iframe to bypass restrictions such as executing...

Ubuntu 21.10 : Thunderbird vulnerabilities (USN-5152-1)

The remote Ubuntu 21.10 host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-5152-1 advisory. Multiple security issues were discovered in Thunderbird. If a user were tricked into opening a specially crafted website in a browsing context, an attacker...

CentOS 7 : thunderbird (RHSA-2021:4134)

The remote CentOS Linux 7 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2021:4134 advisory. - The iframe sandbox rules were not correctly applied to XSLT stylesheets, allowing an iframe to bypass restrictions such as executing scripts or...

CentOS 7 : firefox (RHSA-2021:4116)

The remote CentOS Linux 7 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2021:4116 advisory. - The iframe sandbox rules were not correctly applied to XSLT stylesheets, allowing an iframe to bypass restrictions such as executing scripts or...

MGASA-2021-0506 Updated thunderbird packages fix security vulnerabilities

Updated thunderbird packages fix security vulnerabilities: The iframe sandbox rules were not correctly applied to XSLT stylesheets, allowing an iframe to bypass restrictions such as executing scripts or navigating the top-level frame CVE-2021-38503. When interacting with an HTML input element's...

Updated firefox packages fix security vulnerability

The iframe sandbox rules were not correctly applied to XSLT stylesheets, allowing an iframe to bypass restrictions such as executing scripts or navigating the top-level frame CVE-2021-38503. When interacting with an HTML input element's file picker dialog with webkitdirectory set, a use-after-fre...

Mozilla: Firefox could be coaxed into going into fullscreen mode without notification or warning

The Mozilla Foundation Security Advisory describes this flaw as: Through a series of navigations, Firefox could have entered fullscreen mode without notification or warning to the user. This could lead to spoofing attacks on the browser UI including phishing...

RHEL 8 : firefox (RHSA-2021:4605)

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2021:4605 advisory. Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. This update upgrades Firefox...

CentOS 8 : thunderbird (CESA-2021:4130)

The remote CentOS Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the CESA-2021:4130 advisory. - Mozilla: iframe sandbox rules did not apply to XSLT stylesheets CVE-2021-38503 - Mozilla: Use-after-free in file picker dialog CVE-2021-38504 -...

RHEL 8 : thunderbird (RHSA-2021:4132)

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2021:4132 advisory. Mozilla Thunderbird is a standalone mail and newsgroup client. This update upgrades Thunderbird to version 91.3.0. Security Fixes: Mozilla:...