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Add some IPv6 options

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flawedworld 2020-09-18 23:36:30 +01:00 committed by GitHub
parent 944fed3c45
commit 8f7727e823
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1 changed files with 9 additions and 0 deletions
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9
etc/sysctl.d/30_security-misc.conf
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@ -82,6 +82,8 @@ net.ipv6.conf.default.accept_redirects=0
## Disables ICMP redirect sending. ## Disables ICMP redirect sending.
net.ipv4.conf.all.send_redirects=0 net.ipv4.conf.all.send_redirects=0
net.ipv4.conf.default.send_redirects=0 net.ipv4.conf.default.send_redirects=0
net.ipv6.conf.all.accept_redirects=0
net.ipv6.conf.default.accept_redirects=0
## Ignores ICMP requests. ## Ignores ICMP requests.
net.ipv4.icmp_echo_ignore_all=1 net.ipv4.icmp_echo_ignore_all=1
@ -92,6 +94,8 @@ net.ipv4.tcp_syncookies=1
## Disable source routing. ## Disable source routing.
net.ipv4.conf.all.accept_source_route=0 net.ipv4.conf.all.accept_source_route=0
net.ipv4.conf.default.accept_source_route=0 net.ipv4.conf.default.accept_source_route=0
net.ipv6.conf.all.accept_source_route=0
net.ipv6.conf.default.accept_source_route=0
## Enable reverse path filtering to prevent IP spoofing and ## Enable reverse path filtering to prevent IP spoofing and
## mitigate vulnerabilities such as CVE-2019-14899. ## mitigate vulnerabilities such as CVE-2019-14899.
@ -149,3 +153,8 @@ vm.swappiness=1
## Disallow kernel profiling by users without CAP_SYS_ADMIN ## Disallow kernel profiling by users without CAP_SYS_ADMIN
## https://www.kernel.org/doc/Documentation/sysctl/kernel.txt ## https://www.kernel.org/doc/Documentation/sysctl/kernel.txt
kernel.perf_event_paranoid=3 kernel.perf_event_paranoid=3
# Do not accept router advertisments
net.ipv6.conf.all.accept_ra=0
net.ipv6.conf.default.accept_ra=0