What is the first build that implemented SharedArrayBuffer

[Ajvar]

From https://blog.mozilla.org/security/2018/ ... ng-attack/

Firefox 52 ESR does not support SharedArrayBuffer and is less at risk

What is the first stable build that implemented SharedArrayBuffer?

[morat]

Note that SharedArrayBuffer has been disabled by default in all major vendors on 5 January, 2018 in response to Spectre.

SharedArrayBuffer - Browser compatibility
http://developer.mozilla.org/en-US/docs ... patibility

More info: http://forums.mozillazine.org/viewtopic ... &t=3037045