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tidy 5505

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Thorin-Oakenpants 2021-11-28 09:01:39 +00:00 committed by GitHub
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1 changed files with 4 additions and 3 deletions
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@ -1181,9 +1181,10 @@ user_pref("_user.js.parrot", "5500 syntax error: this is an ex-parrot!");
* [3] https://rh0dev.github.io/blog/2017/the-return-of-the-jit/ ***/
// user_pref("javascript.options.asmjs", false);
/* 5505: disable Ion and baseline JIT to harden against JS exploits
* [NOTE] In FF75+, when **both** Ion and JIT are disabled, **and** the new
* hidden pref is enabled, then Ion can still be used by extensions (1599226)
* [1] https://cve.mitre.org/cgi-bin/cvekey.cgi?keyword=firefox+jit ***/
* [NOTE] When both Ion and JIT are disabled, and trustedprincipals
* is enabled, then Ion can still be used by extensions (1599226)
* [1] https://cve.mitre.org/cgi-bin/cvekey.cgi?keyword=firefox+jit
* [2] https://microsoftedge.github.io/edgevr/posts/Super-Duper-Secure-Mode/ ***/
// user_pref("javascript.options.ion", false);
// user_pref("javascript.options.baselinejit", false);
// user_pref("javascript.options.jit_trustedprincipals", true); // [FF75+] [HIDDEN PREF]