CVE-2017-5462

A flaw in DRBG number generation within the Network Security Services NSS library where the internal state V does not correctly carry bits over. The NSS library has been updated to fix this issue to address this issue and Firefox ESR 52.1 has been updated with NSS version 3.28.4. This vulnerabili...

CVE-2017-5470

Memory safety bugs were reported in Firefox 53 and Firefox ESR 52.1. 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, Firefox ESR 52.2, and Thunderbird...

CVE-2017-7761

The Mozilla Maintenance Service "helper.exe" application creates a temporary directory writable by non-privileged users. When this is combined with creation of a junction a form of symbolic link, protected files in the target directory of the junction can be deleted by the Mozilla Maintenance...

CVE-2017-7767

The Mozilla Maintenance Service can be invoked by an unprivileged user to overwrite arbitrary files with junk data using the Mozilla Windows Updater, which runs with the Maintenance Service's privileged access. Note: This attack requires local system access and only affects Windows. Other operati...

CVE-2017-7804

The destructor function for the "WindowsDllDetourPatcher" class can be re-purposed by malicious code in concert with another vulnerability to write arbitrary data to an attacker controlled location in memory. This can be used to bypass existing memory protections in this situation. Note: This...

CVE-2017-5445

A vulnerability while parsing "application/http-index-format" format content where uninitialized values are used to create an array. This could allow the reading of uninitialized memory into the arrays affected. This vulnerability affects Thunderbird 52.1, Firefox ESR 45.9, Firefox ESR 52.1, and...

CVE-2017-7785

A buffer overflow can occur when manipulating Accessible Rich Internet Applications ARIA attributes within the DOM. This results in a potentially exploitable crash. This vulnerability affects Thunderbird 52.3, Firefox ESR 52.3, and Firefox 55...

CVE-2017-7786

A buffer overflow can occur when the image renderer attempts to paint non-displayable SVG elements. This results in a potentially exploitable crash. This vulnerability affects Thunderbird 52.3, Firefox ESR 52.3, and Firefox 55...

CVE-2017-7800

A use-after-free vulnerability can occur in WebSockets when the object holding the connection is freed before the disconnection operation is finished. This results in an exploitable crash. This vulnerability affects Thunderbird 52.3, Firefox ESR 52.3, and Firefox 55...

CVE-2017-7807

A mechanism that uses AppCache to hijack a URL in a domain using fallback by serving the files from a sub-path on the domain. This has been addressed by requiring fallback files be inside the manifest directory. This vulnerability affects Thunderbird 52.3, Firefox ESR 52.3, and Firefox 55...

CVE-2018-5099

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...

CVE-2018-5104

A use-after-free vulnerability can occur during font face manipulation when a font face is freed while still in use, resulting in a potentially exploitable crash. This vulnerability affects Thunderbird 52.6, Firefox ESR 52.6, and Firefox 58...

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...

CVE-2017-5386

WebExtension scripts can use the "data:" protocol to affect pages loaded by other web extensions using this protocol, leading to potential data disclosure or privilege escalation in affected extensions. This vulnerability affects Firefox ESR 45.7 and Firefox 51...

CVE-2017-5428

An integer overflow in "createImageBitmap" was reported through the Pwn2Own contest. The fix for this vulnerability disables the experimental extensions to the "createImageBitmap" API. This function runs in the content sandbox, requiring a second vulnerability to compromise a user's computer. Thi...

CVE-2017-7785

CVE-2017-7785 is a buffer overflow in ARIA attribute handling within the DOM that affects Thunderbird (< 52.3) and Firefox components (Firefox ESR < 52.3, Firefox

CVE-2016-9066

CVE-2016-9066 is a Mozilla Firefox-related issue. IBM notes it as a buffer/ memory-safety problem in Firefox shipped with IBM SONAS; root cause described as a buffer overflow due to an integer overflow in nsScriptLoadHandler. Affected products include Thunderbird <45.5, Firefox ESR <45.5, a...

CVE-2017-7800

A use-after-free vulnerability can occur in WebSockets when the object holding the connection is freed before the disconnection operation is finished. This results in an exploitable crash. This vulnerability affects Thunderbird 52.3, Firefox ESR 52.3, and Firefox 55...

CVE-2018-5145

CVE-2018-5145 concerns memory safety bugs in Mozilla Firefox ESR 52.6 that could lead to memory corruption and potential arbitrary code execution. The vulnerability affects Firefox ESR versions before 52.7 and Thunderbird versions before 52.7. Several distributions document fixes in Thunderbird a...

CVE-2018-5104

CVE-2018-5104 is a use-after-free in font-face manipulation that can trigger a crash when a font face is freed while still in use. Affected products include Mozilla Thunderbird < 52.6, Firefox ESR < 52.6, and Firefox