1,654 results · Feed
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Certain blit values provided by the user were not properly constrained leading to a heap buffer overflow on some video …
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The lifecycle of IPC Actors allows managed actors to outlive their manager actors; and the former must ensure that they…
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Certain input to the CSS Sanitizer confused it, resulting in incorrect components being removed. This could have been u…
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When flex-basis was used on a table wrapper, a StyleGenericFlexBasis object could have been incorrectly cast to the wro…
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When a HTTPS pages was embedded in a HTTP page, and there was a service worker registered for the former, the service w…
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Using techniques that built on the slipstream research, a malicious webpage could have exposed both an internal network…
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When a user typed a URL in the address bar or the search bar and quickly hit the enter key, a website could sometimes c…
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When an extension with the proxy permission registered to receive <all_urls>, the proxy.onRequest callback was not trig…
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If a user downloaded a file lacking an extension on Windows, and then "Open"-ed it from the downloads panel, if there w…
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Mozilla developers reported memory safety bugs present in Firefox 83 and Firefox ESR 78.5. Some of these bugs showed ev…
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Mozilla developers reported memory safety bugs present in Firefox 83. Some of these bugs showed evidence of memory corr…
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Mozilla developers reported memory safety bugs present in Firefox 82. Some of these bugs showed evidence of memory corr…
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Mozilla developers reported memory safety bugs present in Firefox 82 and Firefox ESR 78.4. Some of these bugs showed ev…
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When listening for page changes with a Mutation Observer, a malicious web page could confuse Firefox Screenshots into i…
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Searching for a single word from the address bar caused an mDNS request to be sent on the local network searching for a…
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Some websites have a feature "Show Password" where clicking a button will change a password field into a textbook field…
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If the Remote Debugging via USB feature was enabled in Firefox for Android on an Android version prior to Android 6.0, …
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Repeated calls to the history and location interfaces could have been used to hang the browser. This was addressed by i…
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Cross-origin iframes that contained a login form could have been recognized by the login autofill service, and populate…
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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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A parsing and event loading mismatch in Firefox's SVG code could have allowed load events to fire, even after sanitizat…
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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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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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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. …