Mozilla: Use-after-free with widget listener (MFSA 2018-03)

A use-after-free vulnerability can occur when the widget listener is holding strong references to browser objects that have previously been freed, resulting in a potentially exploitable crash when these references are used. This vulnerability affects Thunderbird 52.6, Firefox ESR 52.6, and Firefo...

UBUNTU-CVE-2018-5111

When the text of a specially formatted URL is dragged to the addressbar from page content, the displayed URL can be spoofed to show a different site than the one loaded. This allows for phishing attacks where a malicious page can spoof the identify of another site. This vulnerability affects...

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-2017-7794

On Linux systems, if the content process is compromised, the sandbox broker will allow files to be truncated even though the sandbox explicitly only has read access to the local file system and no write permissions. Note: This attack only affects the Linux operating system. Other operating system...

Mozilla: Use-after-free with track elements (MFSA 2017-16)

A use-after-free vulnerability during video control operations when a "" element holds a reference to an older window if that window has been replaced in the DOM. This results in a potentially exploitable crash. This vulnerability affects Firefox 54, Firefox ESR 52.2, and Thunderbird 52.2...

Mozilla: Use-after-free with IME input (MFSA 2017-16)

A use-after-free vulnerability during specific user interactions with the input method editor IME in some languages due to how events are handled. This results in a potentially exploitable crash but would require specific user interaction to trigger. This vulnerability affects Firefox 54, Firefox...

UBUNTU-CVE-2017-7751

A use-after-free vulnerability with content viewer listeners that results in a potentially exploitable crash. This vulnerability affects Firefox 54, Firefox ESR 52.2, and Thunderbird 52.2...

Mozilla: Memory corruption when drawing Skia content (MFSA 2017-12)

A potential memory corruption and crash when using Skia content when drawing content outside of the bounds of a clipping region. This vulnerability affects Thunderbird 52.1, Firefox ESR 52.1, and Firefox 53...

Mozilla: Use-after-free in frame selection (MFSA 2017-11, MFSA 2017-12)

A use-after-free vulnerability in frame selection triggered by a combination of malicious script content and key presses by a user. This results in a potentially exploitable crash. This vulnerability affects Thunderbird 52.1, Firefox ESR 45.9, Firefox ESR 52.1, and Firefox 53...

UBUNTU-CVE-2017-5459

A buffer overflow in WebGL triggerable by web content, resulting in a potentially exploitable crash. This vulnerability affects Thunderbird 52.1, Firefox ESR 45.9, Firefox ESR 52.1, and Firefox 53...

UBUNTU-CVE-2017-5430

Memory safety bugs were reported in Firefox 52, Firefox ESR 52, and Thunderbird 52. 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 52.1, Firefox ESR...

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...

UBUNTU-CVE-2017-5398

Memory safety bugs were reported in Thunderbird 45.7. 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 Firefox 52, Firefox ESR 45.8, Thunderbird 52, and Thunderbir...

UBUNTU-CVE-2017-5421

A malicious site could spoof the contents of the print preview window if popup windows are enabled, resulting in user confusion of what site is currently loaded. This vulnerability affects Firefox 52 and Thunderbird 52...

Mozilla: Pointer and frame data leakage of Javascript objects (MFSA 2017-02)

Hashed codes of JavaScript objects are shared between pages. This allows for pointer leaks because an object's address can be discovered through hash codes, and also allows for data leakage of an object's content using these hash codes. This vulnerability affects Thunderbird 45.7, Firefox ESR 45....

UBUNTU-CVE-2017-5385

Data sent with in multipart channels, such as the multipart/x-mixed-replace MIME type, will ignore the referrer-policy response header, leading to potential information disclosure for sites using this header. This vulnerability affects Firefox 51...

UBUNTU-CVE-2016-5292

During URL parsing, a maliciously crafted URL can cause a potentially exploitable crash. This vulnerability affects Firefox 50...

UBUNTU-CVE-2016-5291

A same-origin policy bypass with local shortcut files to load arbitrary local content from disk. This vulnerability affects Thunderbird 45.5, Firefox ESR 45.5, and Firefox 50...

UBUNTU-CVE-2016-5287

A potentially exploitable use-after-free crash during actor destruction with service workers. This issue does not affect releases earlier than Firefox 49. This vulnerability affects Firefox 49.0.2...