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CVE-2017-5403 When adding a range to an object in the DOM, it is possible to use "addRange" to add the range to an incorrect root…

Description

When adding a range to an object in the DOM, it is possible to use "addRange" to add the range to an incorrect root object. This triggers a use-after-free, resulting in a potentially exploitable crash. This vulnerability affects Firefox < 52 and Thunderbird < 52.

Affected products and versions

Product Affected versions Fixed in
Firefox 52 earliest → < 52 52
Thunderbird 52 earliest → < 52 52

References

Timeline

  1. Published
  2. Last modified

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