[PATCH 5.10 052/352] netfilter: nf_tables: rise cap on SELinux secmark context

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5.10-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx>

[ Upstream commit e29630247be24c3987e2b048f8e152771b32d38b ]

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>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
 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 f93ffb1b67398..40d9005370939 100644
--- a/include/uapi/linux/netfilter/nf_tables.h
+++ b/include/uapi/linux/netfilter/nf_tables.h
@@ -1284,7 +1284,7 @@ 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
-- 
2.43.0







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