CVE-2019-9792: Out-of-bounds Write

The IonMonkey just-in-time JIT compiler can leak an internal JSOPTIMIZEDOUT magic value to the running script during a bailout. This magic value can then be used by JavaScript to achieve memory corruption, which results in a potentially exploitable crash. This vulnerability affects Thunderbird...

CVE-2019-9810

Incorrect alias information in IonMonkey JIT compiler for Array.prototype.slice method may lead to missing bounds check and a buffer overflow. This vulnerability affects Firefox 66.0.1, Firefox ESR 60.6.1, and Thunderbird 60.6.1. Recent assessments: Assessed Attacker Value: 0 Assessed Attacker...

Critical: thunderbird

Issue Overview: When proxy auto-detection is enabled, if a web server serves a Proxy Auto-Configuration PAC file or if a PAC file is loaded locally, this PAC file can specify that requests to the localhost are to be sent through the proxy to another server. This behavior is disallowed by default...

The vulnerability of the IonMonkey JavaScript compiler for Firefox and Firefox ESR browsers lies in a type conversion error, which allows attackers to compromise the integrity of protected data.

The vulnerability of the IonMonkey compiler for Firefox and Firefox ESR browsers lies in a type conversion error when accessing arbitrary objects during compilation. Exploiting this vulnerability allows an attacker to compromise the integrity of protected data locally...

The vulnerability of the Just-In-Time (JIT) compiler of IonMonkey in web browsers Firefox, Firefox ESR, and the email processing program Thunderbird, related to data writing beyond buffer boundaries, allows an attacker to trigger a service failure.

The vulnerability of the Just-In-Time JIT compiler in IonMonkey web browsers—Firefox, Firefox ESR, and the email processing program Thunderbird—is related to data writing beyond buffer boundaries and memory corruption. Exploiting this vulnerability can allow an attacker to cause service...

Mozilla Firefox IonMonkey JIT Compiler Type Confusion (CVE-2019-9813)

A type confusion vulnerability exists in Mozilla Firefox IonMonkey JIT Compiler. Successful exploitation of this vulnerability could allow a remote attacker to execute arbitrary code on the affected system or cause application crashes...

(Pwn2Own) Mozilla Firefox IonMonkey Optimizer Type Confusion Remote Code Execution Vulnerability

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Mozilla Firefox. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within IonMonkey. The...

openSUSE: Security Advisory for MozillaThunderbird (openSUSE-SU-2019:1162-1)

The remote host is missing an update for the Copyright C 2019 Greenbone Networks GmbH 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-or-later This program is free software; you can...

MGASA-2019-0129 Updated thunderbird packages fix security vulnerability

Use-after-free when removing in-use DOM elements. CVE-2019-9790 Type inference is incorrect for constructors entered through on-stack replacement with IonMonkey. CVE-2019-9791 IonMonkey leaks JSOPTIMIZEDOUT magic value to script. CVE-2019-9792 Improper bounds checks when Spectre mitigations are...

MGASA-2019-0131 Updated firefox packages fix security vulnerability

Incorrect alias information in IonMonkey JIT compiler for Array.prototype.slice method may lead to missing bounds check and a buffer overflow CVE-2019-9810. Incorrect handling of proto mutations may lead to type confusion in IonMonkey JIT code and can be leveraged for arbitrary memory read and...

SUSE SLED15 / SLES15 Security Update : MozillaFirefox (SUSE-SU-2019:0871-1)

This update for MozillaFirefox to version ESR 60.6.1 fixes the following issues : Security issuess addressed : update to Firefox ESR 60.6.1 bsc1130262 : CVE-2019-9813: Fixed Ionmonkey type confusion with proto mutations CVE-2019-9810: Fixed IonMonkey MArraySlice incorrect alias information Update...

SUSE-SU-2019:0871-1 Security update for MozillaFirefox

This update for MozillaFirefox to version ESR 60.6.1 fixes the following issues: Security issuess addressed: - update to Firefox ESR 60.6.1 bsc1130262: - CVE-2019-9813: Fixed Ionmonkey type confusion with proto mutations - CVE-2019-9810: Fixed IonMonkey MArraySlice incorrect alias information -...

The vulnerability of the Array.prototype.slice method in JIT-compiler IonMonkey of the Firefox ESR browser allows an attacker to compromise the confidentiality, integrity, and accessibility of protected information.

The vulnerability of the Array.prototype.slice method in JIT-compiled Firefox ESR browser software arises due to buffer overflow. Exploiting this vulnerability can allow an attacker to compromise the confidentiality, integrity, and accessibility of protected information...

Security update for MozillaThunderbird (important)

openSUSE Security Update: Security update for MozillaThunderbird Announcement ID: openSUSE-SU-2019:1152-1 Rating: important References: 1129821 1130262 Cross-References: CVE-2019-9810 CVE-2019-9813 Affected Products: openSUSE Leap 42.3 An update that fixes two vulnerabilities is now available...

OPENSUSE-SU-2019:1126-1 Security update for MozillaThunderbird

This update for MozillaThunderbird fixes the following issues: Security issues fixed: - Update to MozillaThunderbird 60.6.1 bsc1130262: - CVE-2019-9813: Fixed Ionmonkey type confusion with proto mutations - CVE-2019-9810: Fixed IonMonkey MArraySlice incorrect alias information - Update to...

SpiderMonkey - IonMonkey Compiled Code Fails to Update Inferred Property Types (Type Confusion)

SpiderMonkey - IonMonkey Compiled Code Fails to Update Inferred Property Types Type Confusion A bug in IonMonkey leaves type inference information inconsistent, which in turn allows the compilation of JITed functions that cause type confusions between arbitrary objects. Prerequisites In...

SpiderMonkey - IonMonkey Compiled Code Fails to Update Inferred Property Types (Type Confusion)

SpiderMonkey - IonMonkey Compiled Code Fails to Update Inferred Property Types Type Confusion A bug in IonMonkey leaves type inference information inconsistent, which in turn allows the compilation of JITed functions that cause type confusions between arbitrary objects. Prerequisites In...

SpiderMonkey - IonMonkey Compiled Code Fails to Update Inferred Property Types (Type Confusion)

A bug in IonMonkey leaves type inference information inconsistent, which in turn allows the compilation of JITed functions that cause type confusions between arbitrary objects. Prerequisites In Spidermonkey, every JavaScript objects is an instance of the JSObject class 1. Plain JavaScript objects...

Mozilla Firefox IonMonkey JIT Compiler Buffer Overflow (CVE-2019-9810)

A buffer overflow vulnerability exists in Mozilla Firefox IonMonkey JIT Compiler. Successful exploitation of this vulnerability could allow a remote attacker to execute arbitrary code on the affected system or cause application crashes...

thunderbird security update

CentOS Errata and Security Advisory CESA-2019:0680 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...