CVE-2017-5471

Memory safety bugs were reported in Firefox 53. 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 Firefox 54...

DEBIAN-CVE-2017-7749

A use-after-free vulnerability when using an incorrect URL during the reloading of a docshell. This results in a potentially exploitable crash. This vulnerability affects Firefox 54, Firefox ESR 52.2, and Thunderbird 52.2...

CVE-2017-5450

A mechanism to spoof the Firefox for Android addressbar using a "javascript:" URI. On Firefox for Android, the base domain is parsed incorrectly, making the resulting location less visibly a spoofed site and showing an incorrect domain in appended notifications. This vulnerability affects Firefox...

CVE-2017-5391

Special "about:" pages used by web content, such as RSS feeds, can load privileged "about:" pages in an iframe. If a content-injection bug were found in one of those pages this could allow for potential privilege escalation. This vulnerability affects Firefox 51...

CVE-2016-9073

WebExtensions can bypass security checks to load privileged URLs and potentially escape the WebExtension sandbox. This vulnerability affects Firefox 50...

DEBIAN-CVE-2016-9895

Event handlers on "marquee" elements were executed despite a strict Content Security Policy CSP that disallowed inline JavaScript. This vulnerability affects Firefox 50.1, Firefox ESR 45.6, and Thunderbird 45.6...

CVE-2016-9068

A use-after-free during web animations when working with timelines resulting in a potentially exploitable crash. This vulnerability affects Firefox 50...

CVE-2016-9072

When a new Firefox profile is created on 64-bit Windows installations, the sandbox for 64-bit NPAPI plugins is not enabled by default. Note: This issue only affects 64-bit Windows. 32-bit Windows and other operating systems are unaffected. This vulnerability affects Firefox 50...

DEBIAN-CVE-2016-9079

A use-after-free vulnerability in SVG Animation has been discovered. An exploit built on this vulnerability has been discovered in the wild targeting Firefox and Tor Browser users on Windows. This vulnerability affects Firefox 50.0.2, Firefox ESR 45.5.1, and Thunderbird 45.5.1...

CVE-2016-9065

The location bar in Firefox for Android can be spoofed by forcing a user into fullscreen mode, blocking its exiting, and creating of a fake location bar without any user notification. Note: This issue only affects Firefox for Android. Other versions and operating systems are unaffected. This...

DEBIAN-CVE-2016-5296

A heap-buffer-overflow in Cairo when processing SVG content caused by compiler optimization, resulting in a potentially exploitable crash. This vulnerability affects Thunderbird 45.5, Firefox ESR 45.5, and Firefox 50...

DEBIAN-CVE-2016-5290

Memory safety bugs were reported in Firefox 49 and Firefox ESR 45.4. 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 Thunderbird 45.5, Firefox ESR 45.5, and Firef...

UBUNTU-CVE-2018-5161

Crafted message headers can cause a Thunderbird process to hang on receiving the message. This vulnerability affects Thunderbird ESR 52.8 and Thunderbird 52.8...

UBUNTU-CVE-2017-7838

Punycode format text will be displayed for entire qualified international domain names in some instances when a sub-domain triggers the punycode display instead of the primary domain being displayed in native script and the sub-domain only displaying as punycode. This could be used for limited...

UBUNTU-CVE-2017-7835

Mixed content blocking of insecure HTTP sub-resources in a secure HTTPS document was not correctly applied for resources that redirect from HTTPS to HTTP, allowing content that should be blocked, such as scripts, to be loaded on a page. This vulnerability affects Firefox 57...

UBUNTU-CVE-2017-7827

Memory safety bugs were reported in Firefox 56. 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 Firefox 57...

Mozilla: Out-of-bounds read with cached style data and pseudo-elements (MFSA 2017-19)

An out-of-bounds read occurs when applying style rules to pseudo-elements, such as ::first-line, using cached style data. This vulnerability affects Thunderbird 52.3, Firefox ESR 52.3, and Firefox 55...

UBUNTU-CVE-2017-7783

If a long user name is used in a username/password combination in a site URL such as " http://UserName:[email protected]", the resulting modal prompt will hang in a non-responsive state or crash, causing a denial of service. This vulnerability affects Firefox 55...

UBUNTU-CVE-2017-7758

An out-of-bounds read vulnerability with the Opus encoder when the number of channels in an audio stream changes while the encoder is in use. This vulnerability affects Firefox 54, Firefox ESR 52.2, and Thunderbird 52.2...

UBUNTU-CVE-2017-5434

A use-after-free vulnerability occurs when redirecting focus handling which results in a potentially exploitable crash. This vulnerability affects Thunderbird 52.1, Firefox ESR 45.9, Firefox ESR 52.1, and Firefox 53...