diff mbox series

[nft] netlink_delinearize: memleak when parsing concatenation data

Message ID 20220623180752.86126-1-pablo@netfilter.org
State Accepted
Delegated to: Pablo Neira
Headers show
Series [nft] netlink_delinearize: memleak when parsing concatenation data | expand

Commit Message

Pablo Neira Ayuso June 23, 2022, 6:07 p.m. UTC
netlink_get_register() clones the expression in the register,
release after using it.

Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
---
 src/netlink_delinearize.c | 1 +
 1 file changed, 1 insertion(+)
diff mbox series

Patch

diff --git a/src/netlink_delinearize.c b/src/netlink_delinearize.c
index 068c3bba1159..3bdd98d47eb0 100644
--- a/src/netlink_delinearize.c
+++ b/src/netlink_delinearize.c
@@ -200,6 +200,7 @@  static struct expr *netlink_parse_concat_data(struct netlink_parse_ctx *ctx,
 
 		len -= netlink_padded_len(expr->len);
 		reg += netlink_register_space(expr->len);
+		expr_free(expr);
 	}
 	return concat;