The vulnerability of Firefox browsers, Firefox ESR, and the Thunderbird email client, related to the use of memory after release, allows a hacker to trigger a service failure.

The vulnerabilities of the Firefox browser, Firefox ESR, and the Thunderbird email client are related to the use of memory after deallocation. Exploiting these vulnerabilities can allow a remote attacker to cause service interruptions...

Mozilla: Memory safety bugs fixed in Firefox 84 and Firefox ESR 78.6

The Mozilla Foundation Security Advisory describes this flaw as: Mozilla developer reported memory safety bugs present in Firefox 83 and Firefox ESR 78.5. 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...

Mozilla: Memory safety bugs fixed in Firefox 84 and Firefox ESR 78.6

The Mozilla Foundation Security Advisory describes this flaw as: Mozilla developer reported memory safety bugs present in Firefox 83 and Firefox ESR 78.5. 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...

Mozilla: Memory safety bugs fixed in Firefox 84 and Firefox ESR 78.6

The Mozilla Foundation Security Advisory describes this flaw as: Mozilla developer reported memory safety bugs present in Firefox 83 and Firefox ESR 78.5. 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...

DEBIAN-CVE-2020-26950

In certain circumstances, the MCallGetProperty opcode can be emitted with unmet assumptions resulting in an exploitable use-after-free condition. This vulnerability affects Firefox 82.0.3, Firefox ESR 78.4.1, and Thunderbird 78.4.2...

Mozilla: XSS through paste (manual and clipboard API)

In some cases, removing HTML elements during sanitization would keep existing SVG event handlers and therefore lead to XSS. This vulnerability affects Firefox 83, Firefox ESR 78.5, and Thunderbird 78.5...

Mozilla: XSS through paste (manual and clipboard API)

In some cases, removing HTML elements during sanitization would keep existing SVG event handlers and therefore lead to XSS. This vulnerability affects Firefox 83, Firefox ESR 78.5, and Thunderbird 78.5...

Mozilla: Memory safety bugs fixed in Firefox 83 and Firefox ESR 78.5

Mozilla developers reported memory safety bugs present in Firefox 82 and Firefox ESR 78.4. 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 83, Firefox E...

Mozilla: XSS through paste (manual and clipboard API)

In some cases, removing HTML elements during sanitization would keep existing SVG event handlers and therefore lead to XSS. This vulnerability affects Firefox 83, Firefox ESR 78.5, and Thunderbird 78.5...

Mozilla: XSS through paste (manual and clipboard API)

In some cases, removing HTML elements during sanitization would keep existing SVG event handlers and therefore lead to XSS. This vulnerability affects Firefox 83, Firefox ESR 78.5, and Thunderbird 78.5...

Mozilla: Memory safety bugs fixed in Firefox 83 and Firefox ESR 78.5

Mozilla developers reported memory safety bugs present in Firefox 82 and Firefox ESR 78.4. 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 83, Firefox E...

Mozilla: Use-after-free in WebRequestService

During browser shutdown, reference decrementing could have occured on a previously freed object, resulting in a use-after-free, memory corruption, and a potentially exploitable crash. This vulnerability affects Firefox 83, Firefox ESR 78.5, and Thunderbird 78.5...

Mozilla: XSS through paste (manual and clipboard API)

In some cases, removing HTML elements during sanitization would keep existing SVG event handlers and therefore lead to XSS. This vulnerability affects Firefox 83, Firefox ESR 78.5, and Thunderbird 78.5...

Mozilla: Write side effects in MCallGetProperty opcode not accounted for

In certain circumstances, the MCallGetProperty opcode can be emitted with unmet assumptions resulting in an exploitable use-after-free condition. This vulnerability affects Firefox 82.0.3, Firefox ESR 78.4.1, and Thunderbird 78.4.2...

SUSE-SU-2020:3458-1 Security update for MozillaFirefox

This update for MozillaFirefox fixes the following issues: - Firefox Extended Support Release 78.5.0 ESR bsc1178824 CVE-2020-26951: Parsing mismatches could confuse and bypass security sanitizer for chrome privileged code CVE-2020-16012: Variable time processing of cross-origin images during...

SUSE-SU-2020:3383-1 Security update for MozillaFirefox

This update for MozillaFirefox fixes the following issues: - Firefox Extended Support Release 78.5.0 ESR bsc1178824 CVE-2020-26951: Parsing mismatches could confuse and bypass security sanitizer for chrome privileged code CVE-2020-16012: Variable time processing of cross-origin images during...

Mozilla: Write side effects in MCallGetProperty opcode not accounted for

In certain circumstances, the MCallGetProperty opcode can be emitted with unmet assumptions resulting in an exploitable use-after-free condition. This vulnerability affects Firefox 82.0.3, Firefox ESR 78.4.1, and Thunderbird 78.4.2...

Mozilla: Write side effects in MCallGetProperty opcode not accounted for

In certain circumstances, the MCallGetProperty opcode can be emitted with unmet assumptions resulting in an exploitable use-after-free condition. This vulnerability affects Firefox 82.0.3, Firefox ESR 78.4.1, and Thunderbird 78.4.2...

Mozilla Firefox 安全漏洞

Mozilla Firefox ESR is an extended support release of Firefox web browser from the Mozilla Foundation in the United States. FireFox Windows suffers from an information disclosure vulnerability that originates from searching for a single word from the address bar resulting in an mDNS request being...

Cross-Site Scripting Vulnerability in Multiple Mozilla Products

Mozilla Firefox and others are products of the Mozilla Foundation in the U.S.A. Mozilla Firefox is an open source web browser.Mozilla Firefox ESR is an extended support version of Firefox web browser.Mozilla Thunderbird is a suite of e-mail client software separate from the Mozilla Application...