๐ [$] Spectre revisits BPF
๐ก Newskategorie: Linux Tipps
๐ Quelle: lwn.net
It has been well over three years now since the Spectre hardware vulnerabilities were disclosed, but Spectre is truly a gift that keeps on giving. Writing correct and secure code is hard enough when the hardware behaves in predictable ways; the problem gets far worse when processors can do random and crazy things. For an illustration of the challenges involved, one need look no further than the BPF vulnerability described in this advisory, which was fixed in the 5.13-rc7 release. ...