UBUNTU-CVE-2024-42269
In the Linux kernel, the following vulnerability has been resolved: netfilter: iptables: Fix potential null-ptr-deref in ip6table_nat_table_init(). ip6table_nat_table_init() accesses net->gen->ptr[ip6table_nat_net_ops.id], but the function is exposed to user space before the entry is allocated via register_pernet_subsys(). Let's call register_pernet_subsys() before xt_register_template().
02 / AFFECTED SOFTWARE
Affected packages
50 explicit affected versions
6 explicit affected versions
4 explicit affected versions
12 explicit affected versions
37 explicit affected versions
13 explicit affected versions
7 explicit affected versions
10 explicit affected versions
33 explicit affected versions
11 explicit affected versions
38 explicit affected versions
52 explicit affected versions
14 explicit affected versions
12 explicit affected versions
12 explicit affected versions
19 explicit affected versions
6 explicit affected versions
61 explicit affected versions
47 explicit affected versions
57 explicit affected versions
47 explicit affected versions
10 explicit affected versions
8 explicit affected versions
14 explicit affected versions
54 explicit affected versions
7 explicit affected versions
53 explicit affected versions
9 explicit affected versions
13 explicit affected versions
11 explicit affected versions
35 explicit affected versions
14 explicit affected versions
18 explicit affected versions
18 explicit affected versions
15 explicit affected versions
64 explicit affected versions
14 explicit affected versions
13 explicit affected versions
23 explicit affected versions
18 explicit affected versions
21 explicit affected versions
16 explicit affected versions
10 explicit affected versions
16 explicit affected versions
7 explicit affected versions
12 explicit affected versions
45 explicit affected versions
12 explicit affected versions
14 explicit affected versions
7 explicit affected versions
12 explicit affected versions
9 explicit affected versions
14 explicit affected versions
9 explicit affected versions
1 explicit affected versions
26 explicit affected versions
13 explicit affected versions
9 explicit affected versions
29 explicit affected versions
13 explicit affected versions
58 explicit affected versions
8 explicit affected versions
9 explicit affected versions
56 explicit affected versions
18 explicit affected versions
33 explicit affected versions
23 explicit affected versions
10 explicit affected versions
1 explicit affected versions
11 explicit affected versions
12 explicit affected versions
7 explicit affected versions
12 explicit affected versions
45 explicit affected versions
39 explicit affected versions
55 explicit affected versions
10 explicit affected versions
26 explicit affected versions
26 explicit affected versions
16 explicit affected versions
1 explicit affected versions
7 explicit affected versions
17 explicit affected versions
13 explicit affected versions
16 explicit affected versions
16 explicit affected versions
58 explicit affected versions
17 explicit affected versions
8 explicit affected versions
46 explicit affected versions
3 explicit affected versions
2 explicit affected versions
51 explicit affected versions
14 explicit affected versions
13 explicit affected versions
12 explicit affected versions
44 explicit affected versions
27 explicit affected versions
30 explicit affected versions
10 explicit affected versions
19 explicit affected versions
5 explicit affected versions
8 explicit affected versions
10 explicit affected versions
13 explicit affected versions
13 explicit affected versions
7 explicit affected versions
50 explicit affected versions
10 explicit affected versions
14 explicit affected versions
7 explicit affected versions
12 explicit affected versions
44 explicit affected versions
16 explicit affected versions
3 explicit affected versions
13 explicit affected versions
44 explicit affected versions
37 explicit affected versions
17 explicit affected versions
14 explicit affected versions
8 explicit affected versions
38 explicit affected versions
47 explicit affected versions
9 explicit affected versions
47 explicit affected versions
11 explicit affected versions
55 explicit affected versions
7 explicit affected versions
28 explicit affected versions
4 explicit affected versions
1 explicit affected versions
1 explicit affected versions
53 explicit affected versions
13 explicit affected versions
43 explicit affected versions
10 explicit affected versions
8 explicit affected versions
14 explicit affected versions
4 explicit affected versions
11 explicit affected versions
1 explicit affected versions
10 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
In the Linux kernel, the following vulnerability has been resolved: netfilter: iptables: Fix potential null-ptr-deref in ip6table_nat_table_init(). ip6table_nat_table_init() accesses net->gen->ptr[ip6table_nat_net_ops.id], but the function is exposed to user space before the entry is allocated via register_pernet_subsys(). Let's call register_pernet_subsys() before xt_register_template().
05 / REFERENCES
Further evidence
- https://git.kernel.org/linus/c22921df777de5606f1047b1345b8d22ef1c0b34
- https://git.kernel.org/stable/c/419ee6274c5153b89c4393c1946faa4c3cad4f9e
- https://git.kernel.org/stable/c/87dba44e9471b79b255d0736858a897332db9226
- https://git.kernel.org/stable/c/91b6df6611b7edb28676c4f63f90c56c30d3e601
- https://git.kernel.org/stable/c/c22921df777de5606f1047b1345b8d22ef1c0b34
- https://git.kernel.org/stable/c/e85b9b6a87be4cb3710082038b677e97f2389003
- https://ubuntu.com/security/CVE-2024-42269
- https://ubuntu.com/security/notices/USN-7100-1
- https://ubuntu.com/security/notices/USN-7100-2
- https://ubuntu.com/security/notices/USN-7123-1
- https://ubuntu.com/security/notices/USN-7144-1
- https://ubuntu.com/security/notices/USN-7154-1
- https://ubuntu.com/security/notices/USN-7154-2
- https://ubuntu.com/security/notices/USN-7155-1
- https://ubuntu.com/security/notices/USN-7156-1
- https://ubuntu.com/security/notices/USN-7194-1
- https://ubuntu.com/security/notices/USN-7196-1
- https://www.cve.org/CVERecord?id=CVE-2024-42269