UBUNTU-CVE-2023-2163
Incorrect verifier pruning in BPF in Linux Kernel >=5.4 leads to unsafe code paths being incorrectly marked as safe, resulting in arbitrary read/write in kernel memory, lateral privilege escalation, and container escape.
02 / AFFECTED SOFTWARE
Affected packages
17 explicit affected versions
25 explicit affected versions
50 explicit affected versions
6 explicit affected versions
12 explicit affected versions
6 explicit affected versions
34 explicit affected versions
20 explicit affected versions
44 explicit affected versions
32 explicit affected versions
20 explicit affected versions
27 explicit affected versions
7 explicit affected versions
28 explicit affected versions
70 explicit affected versions
35 explicit affected versions
6 explicit affected versions
17 explicit affected versions
14 explicit affected versions
72 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
27 explicit affected versions
7 explicit affected versions
12 explicit affected versions
18 explicit affected versions
12 explicit affected versions
7 explicit affected versions
61 explicit affected versions
12 explicit affected versions
75 explicit affected versions
83 explicit affected versions
12 explicit affected versions
72 explicit affected versions
1 explicit affected versions
10 explicit affected versions
37 explicit affected versions
8 explicit affected versions
1 explicit affected versions
13 explicit affected versions
26 explicit affected versions
13 explicit affected versions
2 explicit affected versions
29 explicit affected versions
64 explicit affected versions
13 explicit affected versions
31 explicit affected versions
59 explicit affected versions
30 explicit affected versions
75 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
74 explicit affected versions
20 explicit affected versions
12 explicit affected versions
28 explicit affected versions
10 explicit affected versions
26 explicit affected versions
9 explicit affected versions
33 explicit affected versions
15 explicit affected versions
31 explicit affected versions
21 explicit affected versions
3 explicit affected versions
1 explicit affected versions
40 explicit affected versions
51 explicit affected versions
12 explicit affected versions
20 explicit affected versions
8 explicit affected versions
6 explicit affected versions
1 explicit affected versions
8 explicit affected versions
5 explicit affected versions
8 explicit affected versions
1 explicit affected versions
63 explicit affected versions
13 explicit affected versions
29 explicit affected versions
7 explicit affected versions
24 explicit affected versions
10 explicit affected versions
5 explicit affected versions
12 explicit affected versions
62 explicit affected versions
44 explicit affected versions
16 explicit affected versions
13 explicit affected versions
26 explicit affected versions
17 explicit affected versions
37 explicit affected versions
38 explicit affected versions
21 explicit affected versions
9 explicit affected versions
21 explicit affected versions
11 explicit affected versions
28 explicit affected versions
1 explicit affected versions
3 explicit affected versions
34 explicit affected versions
4 explicit affected versions
1 explicit affected versions
26 explicit affected versions
43 explicit affected versions
29 explicit affected versions
10 explicit affected versions
8 explicit affected versions
2 explicit affected versions
63 explicit affected versions
4 explicit affected versions
52 explicit affected versions
1 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
Incorrect verifier pruning in BPF in Linux Kernel >=5.4 leads to unsafe code paths being incorrectly marked as safe, resulting in arbitrary read/write in kernel memory, lateral privilege escalation, and container escape.
05 / REFERENCES
Further evidence
- https://git.kernel.org/linus/71b547f561247897a0a14f3082730156c0533fed
- https://ubuntu.com/security/CVE-2023-2163
- https://ubuntu.com/security/notices/USN-6300-1
- https://ubuntu.com/security/notices/USN-6311-1
- https://ubuntu.com/security/notices/USN-6332-1
- https://ubuntu.com/security/notices/USN-6340-1
- https://ubuntu.com/security/notices/USN-6340-2
- https://ubuntu.com/security/notices/USN-6347-1
- https://ubuntu.com/security/notices/USN-6349-1
- https://ubuntu.com/security/notices/USN-6357-1
- https://ubuntu.com/security/notices/USN-6385-1
- https://ubuntu.com/security/notices/USN-6397-1
- https://www.cve.org/CVERecord?id=CVE-2023-2163