The vulnerability of the Firefox, Firefox ESR, and Thunderbird software lies in the copying of buffers without checking the size of the input data, allowing an attacker to execute arbitrary code.

The vulnerability of the Firefox, Firefox ESR, and Thunderbird software lies in the copying of buffers without checking the size of the input data. Exploiting this vulnerability allows an attacker to execute a specific arbitrary code...

Mozilla: Use-after-free removing listeners in the event listener manager

A use-after-free vulnerability can occur when listeners are removed from the event listener manager while still in use, resulting in a potentially exploitable crash. This vulnerability affects Thunderbird 60.7, Firefox 67, and Firefox ESR 60.7...

Mozilla: Use-after-free in XMLHttpRequest

A use-after-free vulnerability can occur when working with XMLHttpRequest XHR in an event loop, causing the XHR main thread to be called after it has been freed. This results in a potentially exploitable crash. This vulnerability affects Thunderbird 60.7, Firefox 67, and Firefox ESR 60.7...

Mozilla: Theft of user history data through drag and drop of hyperlinks to and from bookmarks

If a crafted hyperlink is dragged and dropped to the bookmark bar or sidebar and the resulting bookmark is subsequently dragged and dropped into the web content area, an arbitrary query of a user's browser history can be run and transmitted to the content page via drop event data. This allows for...

Mozilla: Memory safety bugs fixed in Firefox 67 and Firefox ESR 60.7

Mozilla developers and community members reported memory safety bugs present in Firefox 66, Firefox ESR 60.6, and Thunderbird 60.6. 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...

Mozilla: Use-after-free of ChromeEventHandler by DocShell

A use-after-free vulnerability can occur in the chrome event handler when it is freed while still in use. This results in a potentially exploitable crash. This vulnerability affects Thunderbird 60.7, Firefox 67, and Firefox ESR 60.7...

Mozilla: Compartment mismatch with fetch API

A vulnerability where a JavaScript compartment mismatch can occur while working with the fetch API, resulting in a potentially exploitable crash. This vulnerability affects Thunderbird 60.7, Firefox 67, and Firefox ESR 60.7...

Mozilla: Buffer overflow in WebGL bufferdata on Linux

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...

Mozilla: Compartment mismatch with fetch API

A vulnerability where a JavaScript compartment mismatch can occur while working with the fetch API, resulting in a potentially exploitable crash. This vulnerability affects Thunderbird 60.7, Firefox 67, and Firefox ESR 60.7...

Mozilla: Use-after-free removing listeners in the event listener manager

A use-after-free vulnerability can occur when listeners are removed from the event listener manager while still in use, resulting in a potentially exploitable crash. This vulnerability affects Thunderbird 60.7, Firefox 67, and Firefox ESR 60.7...

Mozilla: Theft of user history data through drag and drop of hyperlinks to and from bookmarks

If a crafted hyperlink is dragged and dropped to the bookmark bar or sidebar and the resulting bookmark is subsequently dragged and dropped into the web content area, an arbitrary query of a user's browser history can be run and transmitted to the content page via drop event data. This allows for...

Mozilla: Use-after-free in XMLHttpRequest

A use-after-free vulnerability can occur when working with XMLHttpRequest XHR in an event loop, causing the XHR main thread to be called after it has been freed. This results in a potentially exploitable crash. This vulnerability affects Thunderbird 60.7, Firefox 67, and Firefox ESR 60.7...

Mozilla: Stealing of cross-domain images using canvas

Images from a different domain can be read using a canvas object in some circumstances. This could be used to steal image data from a different site in violation of same-origin policy. This vulnerability affects Thunderbird 60.7, Firefox 67, and Firefox ESR 60.7...

Mozilla: Use-after-free of ChromeEventHandler by DocShell

A use-after-free vulnerability can occur in the chrome event handler when it is freed while still in use. This results in a potentially exploitable crash. This vulnerability affects Thunderbird 60.7, Firefox 67, and Firefox ESR 60.7...

Mozilla: Use-after-free in XMLHttpRequest

A use-after-free vulnerability can occur when working with XMLHttpRequest XHR in an event loop, causing the XHR main thread to be called after it has been freed. This results in a potentially exploitable crash. This vulnerability affects Thunderbird 60.7, Firefox 67, and Firefox ESR 60.7...

SUSE SLED12 / SLES12 Security Update : MozillaFirefox (SUSE-SU-2019:1388-1)

This update for MozillaFirefox fixes the following issues : Security issues fixed : CVE-2019-11691: Use-after-free in XMLHttpRequest CVE-2019-11692: Use-after-free removing listeners in the event listener manager CVE-2019-11693: Buffer overflow in WebGL bufferdata on Linux CVE-2019-11694:...

firefox security update

CentOS Errata and Security Advisory CESA-2019:1265 An update for firefox is now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Critical. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity...

Use-After-Free

Thunderbird, Firefox and Firefox ESR are vulnerable to use-after-free vulnerability. Remote unauthenticated attacker could potentially crash the application when the chrome event handler is freed while still in use...

Denial Of Service (DoS)

Firefox and Firefox ESR is vulnerable to denial of service attacks. This is because of the type confusion occur when manipulating JavaScript objects in object groups. An attacker could use this flaw to application crash...

firefox security update

60.7.0-1.0.1 - Add firefox-oracle-default-prefs.js and remove the corresponding Red Hat file 60.7.0-1 - Updated to 60.7.0 ESR 60.6.3-1 - Updated to 60.6.3 ESR 60.6.2-1 - Updated to 60.6.2 ESR 60.6.1-2 - Added fix for mozbz526293 - show remote locations on file chooser dialog...