Pablo Neira Ayuso says: ==================== Netfilter fixes for net The following patchset contains Netfilter fixes for net coming late in the 5.17-rc process: 1) Revert port remap to mitigate shadowing service ports, this is causing problems in existing setups and this mitigation can be achieved with explicit ruleset, eg. ... tcp sport < 16386 tcp dport >= 32768 masquerade random This patches provided a built-in policy similar to the one described above. 2) Disable register tracking infrastructure in nf_tables. Florian reported two issues: - Existing expressions with no implemented .reduce interface that causes data-store on register should cancel the tracking. - Register clobbering might be possible storing data on registers that are larger than 32-bits. This might lead to generating incorrect ruleset bytecode. These two issues are scheduled to be addressed in the next release cycle. * git://git.kernel.org/pub/scm/linux/kernel/git/netfilter/nf: netfilter: nf_tables: disable register tracking Revert "netfilter: conntrack: tag conntracks picked up in local out hook" Revert "netfilter: nat: force port remap to prevent shadowing well-known ports" ==================== Link: https://lore.kernel.org/r/20220312220315.64531-1-pablo@netfilter.org Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Linux kernel ============ There are several guides for kernel developers and users. These guides can be rendered in a number of formats, like HTML and PDF. Please read Documentation/admin-guide/README.rst first. In order to build the documentation, use ``make htmldocs`` or ``make pdfdocs``. The formatted documentation can also be read online at: https://www.kernel.org/doc/html/latest/ There are various text files in the Documentation/ subdirectory, several of them using the Restructured Text markup notation. Please read the Documentation/process/changes.rst file, as it contains the requirements for building and running the kernel, and information about the problems which may result by upgrading your kernel.
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