Description
An information disclosure vulnerability was found in modern CPUs. By exploiting this vulnerability malicious users can obtain sensitive information. This vulnerability can be exploited remotely via malicious web page through a timing side-channel attack using JavaScript.
Technical details
Vendor has disabled or reduced the precision of several time sources in Firefox. The precision of performance.now() has been reduced from 5μs to 20μs, and the SharedArrayBuffer feature has been disabled because it can be used to construct a high-resolution timer.
Original advisories
Related products
CVE list
Read more
Find out the statistics of the vulnerabilities spreading in your region on statistics.securelist.com
Found an inaccuracy in the description of this vulnerability? Let us know!