Date: Tue, 18 Jun 2019 10:48:13 -0400 From: Lowell Gilbert <freebsd-security-local@be-well.ilk.org> To: mike tancsa <mike@sentex.net> Cc: "freebsd-security\@freebsd.org" <freebsd-security@freebsd.org> Subject: Re: TCP SACK (CVE-2019-5599) Message-ID: <44o92vdk5u.fsf@be-well.ilk.org> In-Reply-To: <29d6e221-e88a-f828-0e5b-ac235691ed86@sentex.net> (mike tancsa's message of "Tue, 18 Jun 2019 10:33:00 -0400") References: <29d6e221-e88a-f828-0e5b-ac235691ed86@sentex.net>
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mike tancsa <mike@sentex.net> writes: > *How does I know if this is enabled in my default kernel on RELENG_12 ? > There is some vague mention in various forums this is not the default on > FreeBSD ? Can anyone shed more light as to how this does/does not impact > FreeBSD ? If the net.inet.tcp.functions_default sysctl doesn't list "rack", you don't have to worry about it. As far as I can see from a quick look at my source tree, you would have to load a module to use it.
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