UBUNTU-CVE-2023-4004
A use-after-free flaw was found in the Linux kernel's netfilter in the way a user triggers the nft_pipapo_remove function with the element, without a NFT_SET_EXT_KEY_END. This issue could allow a local user to crash the system or potentially escalate their privileges on the system.
02 / AFFECTED SOFTWARE
Affected packages
18 explicit affected versions
26 explicit affected versions
50 explicit affected versions
6 explicit affected versions
12 explicit affected versions
6 explicit affected versions
35 explicit affected versions
21 explicit affected versions
32 explicit affected versions
21 explicit affected versions
28 explicit affected versions
7 explicit affected versions
29 explicit affected versions
35 explicit affected versions
7 explicit affected versions
18 explicit affected versions
15 explicit affected versions
13 explicit affected versions
4 explicit affected versions
23 explicit affected versions
1 explicit affected versions
21 explicit affected versions
16 explicit affected versions
2 explicit affected versions
7 explicit affected versions
12 explicit affected versions
19 explicit affected versions
12 explicit affected versions
7 explicit affected versions
12 explicit affected versions
12 explicit affected versions
2 explicit affected versions
37 explicit affected versions
9 explicit affected versions
26 explicit affected versions
13 explicit affected versions
2 explicit affected versions
29 explicit affected versions
13 explicit affected versions
32 explicit affected versions
31 explicit affected versions
33 explicit affected versions
23 explicit affected versions
10 explicit affected versions
11 explicit affected versions
12 explicit affected versions
7 explicit affected versions
4 explicit affected versions
21 explicit affected versions
13 explicit affected versions
29 explicit affected versions
10 explicit affected versions
26 explicit affected versions
5 explicit affected versions
15 explicit affected versions
32 explicit affected versions
22 explicit affected versions
3 explicit affected versions
12 explicit affected versions
21 explicit affected versions
13 explicit affected versions
6 explicit affected versions
8 explicit affected versions
5 explicit affected versions
8 explicit affected versions
2 explicit affected versions
13 explicit affected versions
7 explicit affected versions
24 explicit affected versions
10 explicit affected versions
6 explicit affected versions
12 explicit affected versions
44 explicit affected versions
16 explicit affected versions
13 explicit affected versions
18 explicit affected versions
37 explicit affected versions
38 explicit affected versions
22 explicit affected versions
9 explicit affected versions
22 explicit affected versions
11 explicit affected versions
29 explicit affected versions
2 explicit affected versions
3 explicit affected versions
37 explicit affected versions
4 explicit affected versions
1 explicit affected versions
27 explicit affected versions
43 explicit affected versions
10 explicit affected versions
8 explicit affected versions
5 explicit affected versions
4 explicit affected versions
1 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
A use-after-free flaw was found in the Linux kernel's netfilter in the way a user triggers the nft_pipapo_remove function with the element, without a NFT_SET_EXT_KEY_END. This issue could allow a local user to crash the system or potentially escalate their privileges on the system.
05 / REFERENCES
Further evidence
- https://git.kernel.org/linus/87b5a5c209405cb6b57424cdfa226a6dbd349232
- https://patchwork.ozlabs.org/project/netfilter-devel/patch/[email protected]/
- https://ubuntu.com/security/CVE-2023-4004
- https://ubuntu.com/security/notices/USN-6315-1
- https://ubuntu.com/security/notices/USN-6316-1
- https://ubuntu.com/security/notices/USN-6318-1
- https://ubuntu.com/security/notices/USN-6321-1
- https://ubuntu.com/security/notices/USN-6325-1
- https://ubuntu.com/security/notices/USN-6328-1
- https://ubuntu.com/security/notices/USN-6330-1
- https://ubuntu.com/security/notices/USN-6332-1
- https://ubuntu.com/security/notices/USN-6348-1
- https://ubuntu.com/security/notices/USN-6385-1
- https://ubuntu.com/security/notices/USN-6442-1
- https://www.cve.org/CVERecord?id=CVE-2023-4004