CVE-2021-23978

Mozilla developers reported memory safety bugs present in Firefox 85 and Firefox ESR 78.7. 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 86, Thunderbi...

Mozilla: Content Security Policy violation report could have contained the destination of a redirect

If Content Security Policy blocked frame navigation, the full destination of a redirect served in the frame was reported in the violation report; as opposed to the original frame URI. This could be used to leak sensitive information contained in such URIs. This vulnerability affects Firefox 86,...

Security fix for the ALT Linux 10 package thunderbird version 78.7.0-alt1

Jan. 27, 2021 Andrey Cherepanov 78.7.0-alt1 - New version 78.7.0. - Security fixes: + CVE-2021-23953 Cross-origin information leakage via redirected PDF requests + CVE-2021-23954 Type confusion when using logical assignment operators in JavaScript switch statements + CVE-2020-15685 IMAP Response...

Mozilla Thunderbird Security Advisories (MFSA2020-54, MFSA2020-56) - Windows

Mozilla Thunderbird is prone to multiple vulnerabilities. SPDX-FileCopyrightText: 2020 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only CPE = "cpe:/a:mozilla:thunderbird";...

Security fix for the ALT Linux 10 package thunderbird version 78.5.1-alt1

Dec. 2, 2020 Andrey Cherepanov 78.5.1-alt1 - New version 78.5.1. - Security fixes: + CVE-2020-26970 Stack overflow due to incorrect parsing of SMTP server response codes...

Mozilla: Parsing mismatches could confuse and bypass security sanitizer for chrome privileged code

A parsing and event loading mismatch in Firefox's SVG code could have allowed load events to fire, even after sanitization. An attacker already capable of exploiting an XSS vulnerability in privileged internal pages could have used this attack to bypass our built-in sanitizer. This vulnerability...

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...

Security fix for the ALT Linux 10 package thunderbird version 78.4.0-alt1

Oct. 22, 2020 Andrey Cherepanov 78.4.0-alt1 - New version 78.4.0. - Fixes: + CVE-2020-15969 Use-after-free in usersctp + CVE-2020-15683 Memory safety bugs fixed in Thunderbird 78.4...

Mozilla: Type confusion for special arguments in IonMonkey

JIT optimizations involving the Javascript arguments object could confuse later optimizations. This risk was already mitigated by various precautions in the code, resulting in this bug rated at only moderate severity. This vulnerability affects Firefox ESR 78.1, Firefox 79, and Thunderbird 78.1...

Security fix for the ALT Linux 10 package thunderbird version 78.0-alt1

July 21, 2020 Andrey Cherepanov 78.0-alt1 - New version 78.0. - Fixes: + CVE-2020-12415 AppCache manifest poisoning due to url encoded character processing + CVE-2020-12416 Use-after-free in WebRTC VideoBroadcaster + CVE-2020-12417 Memory corruption due to missing sign-extension for ValueTags on...

Security fix for the ALT Linux 10 package thunderbird version 68.10.0-alt1

July 13, 2020 Andrey Cherepanov 68.10.0-alt1 - New version 68.10.0. - Fixes: + CVE-2020-12417 Memory corruption due to missing sign-extension for ValueTags on ARM64 + CVE-2020-12418 Information disclosure due to manipulated URL object + CVE-2020-12419 Use-after-free in nsGlobalWindowInner +...

CVE-2020-12421

When performing add-on updates, certificate chains terminating in non-built-in-roots were rejected even if they were legitimately added by an administrator. This could have caused add-ons to become out-of-date silently without notification to the user. This vulnerability affects Firefox ESR 68.10...

Mozilla: Message ID calculation was based on uninitialized data

When deriving an identifier for an email message, uninitialized memory was used in addition to the message contents. This vulnerability affects Thunderbird 68.5...

UBUNTU-CVE-2019-11760

A fixed-size stack buffer could overflow in nrappkit when doing WebRTC signaling. This resulted in a potentially exploitable crash in some instances. This vulnerability affects Firefox 70, Thunderbird 68.2, and Firefox ESR 68.2...

Mozilla Thunderbird < 68.0

The version of Thunderbird installed on the remote macOS or Mac OS X host is prior to 68.0. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2019-28 advisory. - Until explicitly accessed by script, window.globalThis is not enumerable and, as a result, is not visible...

Mozilla: Memory safety bugs fixed in Firefox 68 and Firefox ESR 60.8

Mozilla developers and community members reported memory safety bugs present in Firefox 67 and Firefox ESR 60.7. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary code. This vulnerability affects...

Mozilla: Sandbox escape via installation of malicious language pack

As part of a winning Pwn2Own entry, a researcher demonstrated a sandbox escape by installing a malicious language pack and then opening a browser feature that used the compromised translation. This vulnerability affects Firefox ESR 60.8, Firefox 68, and Thunderbird 60.8...

Important: Red Hat Security Advisory: thunderbird security update

An update for thunderbird is now available for Red Hat Enterprise Linux 6. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability fr...

Security fix for the ALT Linux 10 package thunderbird version 60.7.2-alt1

June 22, 2019 Andrey Cherepanov 60.7.2-alt1 - New version 60.7.2. - Fixed: + CVE-2019-11707 Type confusion in Array.pop + CVE-2019-11708 sandbox escape using Prompt:Open...

UBUNTU-CVE-2019-11693

The bufferdata function in WebGL is vulnerable to a buffer overflow with specific graphics drivers on Linux. This could result in malicious content freezing a tab or triggering a potentially exploitable crash. Note: this issue only occurs on Linux. Other operating systems are unaffected.. This...