Re: [PATCH nf-next] netfilter: nf_tables: rise cap on SELinux secmark context

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On Wed, Jun 26, 2024 at 7:31 AM Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx> wrote:
>
> Enqueued to nf-next to address:
>
> https://bugzilla.netfilter.org/show_bug.cgi?id=1749

Thanks Pablo!

> On Mon, Jun 03, 2024 at 08:16:59PM +0200, Pablo Neira Ayuso wrote:
> > secmark context is artificially limited 256 bytes, rise it to 4Kbytes.
> >
> > Fixes: fb961945457f ("netfilter: nf_tables: add SECMARK support")
> > Signed-off-by: Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx>
> > ---
> >  include/uapi/linux/netfilter/nf_tables.h | 2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/include/uapi/linux/netfilter/nf_tables.h b/include/uapi/linux/netfilter/nf_tables.h
> > index aa4094ca2444..639894ed1b97 100644
> > --- a/include/uapi/linux/netfilter/nf_tables.h
> > +++ b/include/uapi/linux/netfilter/nf_tables.h
> > @@ -1376,7 +1376,7 @@ enum nft_secmark_attributes {
> >  #define NFTA_SECMARK_MAX     (__NFTA_SECMARK_MAX - 1)
> >
> >  /* Max security context length */
> > -#define NFT_SECMARK_CTX_MAXLEN               256
> > +#define NFT_SECMARK_CTX_MAXLEN               4096
> >
> >  /**
> >   * enum nft_reject_types - nf_tables reject expression reject types
> > --
> > 2.30.2

-- 
paul-moore.com





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