Re: FreeBSD Security Advisory FreeBSD-SA-20:31.icmp6

Mark Johnston <[email protected]>
Newsgroups gmane.os.freebsd.security.general
Message-ID <X9I2TrDEO2401ciQ@raichu> 
On Wed, Dec 09, 2020 at 03:45:13PM +0000, Wall, Stephen wrote:
> This advisory states "Systems with IPv6 disabled are not affected."  What constitutes disabling IPv6 in this context?  Would it require disabling it when building the kernel, or is `ipv6_enable="NO"` in `rc.conf` sufficient?

The latter should be sufficient.  The kernel will drop IPv6 packets
received on an interface with the IFDISABLED flag set, and they won't
reach the affected code.
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