Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit a9bdd836 authored by Pablo Neira Ayuso's avatar Pablo Neira Ayuso
Browse files

netfilter: nf_tables: set names cannot be larger than 15 bytes 



Currently, nf_tables trims off the set name if it exceeeds 15
bytes, so explicitly reject set names that are too large.

Reported-by: default avatarGiuseppe Longo <giuseppelng@gmail.com>
Signed-off-by: default avatarPablo Neira Ayuso <pablo@netfilter.org>
parent 223b02d9

net/netfilter/nf_tables_api.c

+2 −1
Original line number Diff line number Diff line
@@ -1946,7 +1946,8 @@ static const struct nft_set_ops *nft_select_set_ops(const struct nlattr * const 


static const struct nla_policy nft_set_policy[NFTA_SET_MAX + 1] = {

	[NFTA_SET_TABLE]		= { .type = NLA_STRING },

	[NFTA_SET_NAME]			= { .type = NLA_STRING },

	[NFTA_SET_NAME]			= { .type = NLA_STRING,

					    .len = IFNAMSIZ - 1 },

	[NFTA_SET_FLAGS]		= { .type = NLA_U32 },

	[NFTA_SET_KEY_TYPE]		= { .type = NLA_U32 },

	[NFTA_SET_KEY_LEN]		= { .type = NLA_U32 },