Step 1: 
Patch 1:

```diff
diff --git a/CWE-476___CVE-2024-36901.c___1-19___9.c_vul.c B/CWE-476___CVE-2024-36901.c___1-19___9.c_vul.c
--- a/CWE-476___CVE-2024-36901.c___1-19___9.c_vul.c
+++ B/CWE-476___CVE-2024-36901.c___1-19___9.c_vul.c
@@ -8,6 +8,7 @@
 int ip6_output(struct net *net, struct sock *sk, struct sk_buff *skb)
 	struct Inet6_dev *idev = ip6_dst_idev(skb_dst(skb));
 	if (unlikely(READ_ONCE(idev->cnf.disable_ipv6))) {
+		net->ipv6.disable_ipv6 = idev->cnf.disable_ipv6;
```

Patch 2:

```diff
diff --git A/CWE-476___CVE-2024-36901.c___1-19___9.c_vul.c B/CWE-476___CVE-2024-36901.c___1-19___9.c_vul.c
--- A/CWE-476___CVE-2024-36901.c___1-19___9.c_vul.c
+++ B/CWE-476___CVE-2024-36901.c___1-19___9.c_vul.c
@@ -8,6 +8,7 @@
 int ip6_output(struct net *net, struct sock *sk, struct sk_buff *skb)
 	struct Inet6_dev *idev = ip6_dst_idev(skb_dst(skb));
 	if (unlikely(READ_ONCE(idev->cnf.disable_ipv6))) {
+		net->ipv6.disable_ipv6 = READ_ONCE(idev->cnf.disable_ipv6);
```

Patch 3:

```diff
diff --git A/CWE-476___CVE-2024-36901.c___1-19___9.c_vul.c B/CWE-476___CVE-2024-36901.c___1-19___9.c_vul.c
--- A/CWE-476___CVE-2024-36901.c___1-19___9.c_vul.c
+++ B/CWE-476___CVE-2024-36901.c___1-19___9.c_vul.c
@@ -8,6 +8,7 @@
 int ip6_output(struct net *net, struct sock *sk, struct sk_buff *skb)
 	struct Inet6_dev *idev = ip6_dst_idev(skb_dst(skb));
 	if (unlikely(READ_ONCE(idev->cnf.disable_ipv6))) {
+		net->ipv6.disable_ipv6 |= idev->cnf.disable_ipv6;
```

Patch 4:

```diff
diff --git A/CWE-476___CVE-2024-36901.c___1-19___9.c_vul.c B/CWE-476___CVE-2024-36901.c___1-19___9.c_vul.c
--- A/CWE-476___CVE-2024-36901.c___1-19___9.c_vul.c
+++ B/CWE-476___CVE-2024-36901.c___1-19___9.c_vul.c
@@ -8,6 +8,7 @@
 int ip6_output(struct net *net, struct sock *sk, struct sk_buff *skb)
 	struct Inet6_dev *idev = ip6_dst_idev(skb_dst(skb));
 	if (unlikely(READ_ONCE(idev->cnf.disable_ipv6))) {
+		net->ipv6.disable_ipv6 ^= idev->cnf.disable_ipv6;
```

Patch 5:

```diff
diff --git A/CWE-476___CVE-2024-36901.c___1-19___9.c_vul.c B/CWE-476___CVE-2024-36901.c___1-19___9.c_vul.c
--- A/CWE-476___CVE-2024-36901.c___1-19___9.c_vul.c
+++ B/CWE-476___CVE-2024-36901.c___1-19___9.c_vul.c
@@ -8,6 +8,7 @@
 int ip6_output(struct net *net, struct sock *sk, struct sk_buff *skb)
 	struct Inet6_dev *idev = ip6_dst_idev(skb_dst(skb));
 	if (unlikely(READ_ONCE(idev->cnf.disable_ipv6))) {
+		net->ipv6.disable_ipv6 = idev->cnf.disable_ipv6 ? true : false;
```

Note: The suggested patches are based on the assumption that the `disable_ipv6` configuration is a boolean value, and they will modify it to either `true` or `false`. If it can be any non-zero value, then different approach might need to be used.