358 results · Feed
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When DNS over HTTPS is in use, it intentionally filters RFC1918 and related IP ranges from the responses as these do no…
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If the Compact() method was called on an nsTArray, the array could have been reallocated without updating other pointer…
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During browser shutdown, reference decrementing could have occured on a previously freed object, resulting in a use-aft…
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Firefox did not block execution of scripts with incorrect MIME types when the response was intercepted and cached throu…
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OneCRL was non-functional in the new Firefox for Android due to a missing service initialization. This could result in …
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In some cases, removing HTML elements during sanitization would keep existing SVG event handlers and therefore lead to …
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When a user downloaded a file in Firefox for Android, if a cookie is set, it would have been re-sent during a subsequen…
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When accepting a malicious intent from other installed apps, Firefox for Android accepted manifests from arbitrary file…
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It was possible to cause the browser to enter fullscreen mode without displaying the security UI; thus making it possib…
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Incorrect bookkeeping of functions inlined during JIT compilation could have led to memory corruption and a potentially…
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In certain circumstances, the MCallGetProperty opcode can be emitted with unmet assumptions resulting in an exploitable…
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Use after free in WebRTC in Google Chrome prior to 86.0.4240.75 allowed a remote attacker to potentially exploit heap c…
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Critical 9.6
Heap buffer overflow in CefSharp
Heap buffer overflow in Freetype in Google Chrome prior to 86.0.4240.111 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
KEV Nov 3, 2021 -
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When performing EC scalar point multiplication, the wNAF point multiplication algorithm was used; which leaked partial …
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If a valid external protocol handler was referenced in an image tag, the resulting broken image size could be distingui…
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When multiple WASM threads had a reference to a module, and were looking up exported functions, one WASM thread could h…
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When a link to an external protocol was clicked, a prompt was presented that allowed the user to choose what applicatio…
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Mozilla developers and community members reported memory safety bugs present in Firefox 81 and Firefox ESR 78.3. Some o…
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Mozilla developers reported memory safety bugs present in Firefox 81. Some of these bugs showed evidence of memory corr…
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High 8.1
Undefined Behavior in bounded Crossbeam channel
Crossbeam is a set of tools for concurrent programming. In crossbeam-channel before version 0.4.4, the bounded channel incorrectly assumes that `Vec::from_iter` has allocated capacity that same as the number of iterator elements. `Vec::from_iter` does not act…
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When converting coordinates from projective to affine, the modular inversion was not performed in constant time, result…
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During ECDSA signature generation, padding applied in the nonce designed to ensure constant-time scalar multiplication …
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If Firefox is installed to a user-writable directory, the Mozilla Maintenance Service would execute updater.exe from th…
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By holding a reference to the eval() function from an about:blank window, a malicious webpage could have gained access …
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Firefox did not reset the address bar after the beforeunload dialog was shown if the user chose to remain on the page. …
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When trying to load a non-video in an audio/video context the exact status code (200, 302, 404, 500, 412, 403, etc.) wa…
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When processing a MAR update file, after the signature has been validated, an invalid name length could result in a hea…
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A lock was missing when accessing a data structure and importing certificate information into the trust database. This …
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Mozilla developers reported memory safety bugs present in Firefox for Android 79. Some of these bugs showed evidence of…
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Unscored —
Mozilla developers reported memory safety bugs present in Firefox 80 and Firefox ESR 78.2. Some of these bugs showed ev…
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Unscored —
Mozilla developers reported memory safety bugs present in Firefox 80. Some of these bugs showed evidence of memory corr…
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When processing surfaces, the lifetime may outlive a persistent buffer leading to memory corruption and a potentially e…
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Firefox sometimes ran the onload handler for SVG elements that the DOM sanitizer decided to remove, resulting in JavaSc…
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By exploiting an Open Redirect vulnerability on a website, an attacker could have spoofed the site displayed in the dow…
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When recursing through graphical layers while scrolling, an iterator may have become invalid, resulting in a potential …
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A redirected HTTP request which is observed or modified through a web extension could bypass existing CORS checks, lead…
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By observing the stack trace for JavaScript errors in web workers, it was possible to leak the result of a cross-origin…
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An iframe sandbox element with the allow-popups flag could be bypassed when using noopener links. This could have led t…
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When in an endless loop, a website specifying a custom cursor using CSS could make it look like the user is interacting…
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The code for downloading files did not properly take care of special characters, which led to an attacker being able to…