Mozilla: Bypassing Secure Context restriction for cookies with __Host and __Secure prefix

A flaw was found in Mozilla. The Mozilla Foundation Security Advisory describes the issue that by injecting a cookie with certain special characters, an attacker on a shared subdomain, which is not a secure context, could set and overwrite cookies from a secure context, leading to session fixatio...

Mozilla: Out of bounds read when decoding H264

The Mozilla Foundation Security Advisory describes this flaw as: An out-of-bounds read can occur when decoding H264 video. This results in a potentially exploitable crash...

Mozilla: An iframe element in an HTML email could trigger a network request

A flaw was found in Mozilla. The Mozilla Foundation Security Advisory describes the issue of sending a request to the remote document when receiving an HTML email that specified to load an iframe element from a remote location. However, Thunderbird didn't display the document...

Mozilla: Bypassing Secure Context restriction for cookies with __Host and __Secure prefix

A flaw was found in Mozilla. The Mozilla Foundation Security Advisory describes the issue that by injecting a cookie with certain special characters, an attacker on a shared subdomain, which is not a secure context, could set and overwrite cookies from a secure context, leading to session fixatio...

Mozilla: Content-Security-Policy base-uri bypass

A flaw was found in Mozilla. The Mozilla Foundation Security Advisory describes the issue that when injecting an HTML base element; some requests would ignore the CSP's base-uri settings and accept the injected element's base instead...

Mozilla: Out of bounds read when decoding H264

The Mozilla Foundation Security Advisory describes this flaw as: An out-of-bounds read can occur when decoding H264 video. This results in a potentially exploitable crash...

Mozilla: Bypassing Secure Context restriction for cookies with __Host and __Secure prefix

A flaw was found in Mozilla. The Mozilla Foundation Security Advisory describes the issue that by injecting a cookie with certain special characters, an attacker on a shared subdomain, which is not a secure context, could set and overwrite cookies from a secure context, leading to session fixatio...

Mozilla: Out of bounds read when decoding H264

The Mozilla Foundation Security Advisory describes this flaw as: An out-of-bounds read can occur when decoding H264 video. This results in a potentially exploitable crash...

Mozilla: Data race and potential use-after-free in PK11_ChangePW

The Mozilla Foundation Security Advisory describes this flaw as: A data race could occur in the PK11ChangePW function, potentially leading to a use-after-free vulnerability. In Firefox, this lock protected the data when a user changed their master password...

Mozilla: Memory safety bugs fixed in Firefox 104 and Firefox ESR 102.2

A flaw was found in Mozilla. The Mozilla Foundation Security Advisory describes the issue of Mozilla developer Nika Layzell and the Mozilla Fuzzing Team, reporting memory safety bugs present in Firefox 103 and Firefox ESR 102.1. Some of these bugs showed evidence of memory corruption, and we...

Mozilla: Memory safety bugs fixed in Firefox 104, Firefox ESR 102.2, and Firefox ESR 91.13

A flaw was found in Mozilla. The Mozilla Foundation Security Advisory describes the issue of members on the Mozilla Fuzzing Team reporting memory safety bugs present in Firefox 103, Firefox ESR 102.1, and Firefox ESR 91.12. Some of these bugs showed evidence of memory corruption, and we presume...

Mozilla: Cross-origin XSLT Documents would have inherited the parent's permissions

A flaw was found in Mozilla. The Mozilla Foundation Security Advisory describes the issue of a cross-origin iframe referencing an XSLT document inheriting the parent domain's permissions such as microphone or camera access...

Mozilla: Data race and potential use-after-free in PK11_ChangePW

The Mozilla Foundation Security Advisory describes this flaw as: A data race could occur in the PK11ChangePW function, potentially leading to a use-after-free vulnerability. In Firefox, this lock protected the data when a user changed their master password...

Mozilla: Memory safety bugs fixed in Firefox 104, Firefox ESR 102.2, and Firefox ESR 91.13

A flaw was found in Mozilla. The Mozilla Foundation Security Advisory describes the issue of members on the Mozilla Fuzzing Team reporting memory safety bugs present in Firefox 103, Firefox ESR 102.1, and Firefox ESR 91.12. Some of these bugs showed evidence of memory corruption, and we presume...

Mozilla: Data race and potential use-after-free in PK11_ChangePW

The Mozilla Foundation Security Advisory describes this flaw as: A data race could occur in the PK11ChangePW function, potentially leading to a use-after-free vulnerability. In Firefox, this lock protected the data when a user changed their master password...

Mozilla: Cross-origin XSLT Documents would have inherited the parent's permissions

A flaw was found in Mozilla. The Mozilla Foundation Security Advisory describes the issue of a cross-origin iframe referencing an XSLT document inheriting the parent domain's permissions such as microphone or camera access...

Mozilla: Memory safety bugs fixed in Firefox 103 and 102.1

A flaw was found in Mozilla. The Mozilla Foundation Security Advisory describes the issue of Mozilla developers and the Mozilla Fuzzing Team reporting memory safety bugs in Firefox 102. Some of these bugs showed evidence of memory corruption, and we presume that with enough effort, some of these...

Mozilla: Mouse Position spoofing with CSS transforms

The Mozilla Foundation Security Advisory describes this flaw as: When combining CSS properties for overflow and transform, the mouse cursor could interact with different coordinates than displayed...

Mozilla: Memory safety bugs fixed in Firefox 103 and 102.1

A flaw was found in Mozilla. The Mozilla Foundation Security Advisory describes the issue of Mozilla developers and the Mozilla Fuzzing Team reporting memory safety bugs in Firefox 102. Some of these bugs showed evidence of memory corruption, and we presume that with enough effort, some of these...

Mozilla: A popup window could be resized in a way to overlay the address bar with web content

A flaw was found in Mozilla. The Mozilla Foundation Security Advisory describes the issue of a malicious website that creates a popup that could have resized the popup to overlay the address bar with its own content, resulting in potential user confusion or spoofing attacks...