UBUNTU-CVE-2023-6121
An out-of-bounds read vulnerability was found in the NVMe-oF/TCP subsystem in the Linux kernel. This issue may allow a remote attacker to send a crafted TCP packet, triggering a heap-based buffer overflow that results in kmalloc data being printed and potentially leaked to the kernel ring buffer (dmesg).
02 / AFFECTED SOFTWARE
Affected packages
8 explicit affected versions
1 explicit affected versions
10 explicit affected versions
4 explicit affected versions
65 explicit affected versions
2 explicit affected versions
35 explicit affected versions
10 explicit affected versions
11 explicit affected versions
12 explicit affected versions
72 explicit affected versions
44 explicit affected versions
25 explicit affected versions
37 explicit affected versions
50 explicit affected versions
6 explicit affected versions
12 explicit affected versions
10 explicit affected versions
6 explicit affected versions
46 explicit affected versions
32 explicit affected versions
53 explicit affected versions
43 explicit affected versions
32 explicit affected versions
2 explicit affected versions
39 explicit affected versions
7 explicit affected versions
40 explicit affected versions
80 explicit affected versions
4 explicit affected versions
58 explicit affected versions
35 explicit affected versions
1 explicit affected versions
13 explicit affected versions
18 explicit affected versions
89 explicit affected versions
26 explicit affected versions
82 explicit affected versions
13 explicit affected versions
4 explicit affected versions
23 explicit affected versions
1 explicit affected versions
1 explicit affected versions
21 explicit affected versions
9 explicit affected versions
16 explicit affected versions
10 explicit affected versions
37 explicit affected versions
7 explicit affected versions
12 explicit affected versions
30 explicit affected versions
12 explicit affected versions
5 explicit affected versions
7 explicit affected versions
71 explicit affected versions
12 explicit affected versions
85 explicit affected versions
93 explicit affected versions
12 explicit affected versions
82 explicit affected versions
8 explicit affected versions
10 explicit affected versions
37 explicit affected versions
13 explicit affected versions
10 explicit affected versions
19 explicit affected versions
1 explicit affected versions
23 explicit affected versions
26 explicit affected versions
13 explicit affected versions
4 explicit affected versions
1 explicit affected versions
29 explicit affected versions
74 explicit affected versions
13 explicit affected versions
43 explicit affected versions
1 explicit affected versions
69 explicit affected versions
42 explicit affected versions
85 explicit affected versions
4 explicit affected versions
33 explicit affected versions
23 explicit affected versions
10 explicit affected versions
87 explicit affected versions
11 explicit affected versions
12 explicit affected versions
110 explicit affected versions
7 explicit affected versions
12 explicit affected versions
84 explicit affected versions
32 explicit affected versions
24 explicit affected versions
103 explicit affected versions
40 explicit affected versions
123 explicit affected versions
10 explicit affected versions
26 explicit affected versions
19 explicit affected versions
1 explicit affected versions
1 explicit affected versions
13 explicit affected versions
110 explicit affected versions
43 explicit affected versions
16 explicit affected versions
43 explicit affected versions
33 explicit affected versions
3 explicit affected versions
64 explicit affected versions
1 explicit affected versions
2 explicit affected versions
50 explicit affected versions
51 explicit affected versions
16 explicit affected versions
3 explicit affected versions
13 explicit affected versions
26 explicit affected versions
29 explicit affected versions
73 explicit affected versions
37 explicit affected versions
5 explicit affected versions
13 explicit affected versions
38 explicit affected versions
7 explicit affected versions
63 explicit affected versions
12 explicit affected versions
30 explicit affected versions
23 explicit affected versions
16 explicit affected versions
1 explicit affected versions
1 explicit affected versions
67 explicit affected versions
8 explicit affected versions
4 explicit affected versions
5 explicit affected versions
38 explicit affected versions
33 explicit affected versions
9 explicit affected versions
33 explicit affected versions
11 explicit affected versions
40 explicit affected versions
8 explicit affected versions
7 explicit affected versions
14 explicit affected versions
44 explicit affected versions
114 explicit affected versions
93 explicit affected versions
4 explicit affected versions
1 explicit affected versions
1 explicit affected versions
38 explicit affected versions
86 explicit affected versions
5 explicit affected versions
43 explicit affected versions
38 explicit affected versions
137 explicit affected versions
10 explicit affected versions
8 explicit affected versions
14 explicit affected versions
73 explicit affected versions
4 explicit affected versions
62 explicit affected versions
3 explicit affected versions
1 explicit affected versions
40 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
An out-of-bounds read vulnerability was found in the NVMe-oF/TCP subsystem in the Linux kernel. This issue may allow a remote attacker to send a crafted TCP packet, triggering a heap-based buffer overflow that results in kmalloc data being printed and potentially leaked to the kernel ring buffer (dmesg).
05 / REFERENCES
Further evidence
- https://access.redhat.com/security/cve/CVE-2023-6121
- https://lore.kernel.org/linux-nvme/CAK5usQvxAyC3LJ4OnqerS1P0JpbfFr9uRZmq6Jb4QhaB7AQCoQ@mail.gmail.com/T/
- https://lore.kernel.org/linux-nvme/[email protected]/T/
- https://ubuntu.com/security/CVE-2023-6121
- https://ubuntu.com/security/notices/USN-6639-1
- https://ubuntu.com/security/notices/USN-6680-1
- https://ubuntu.com/security/notices/USN-6680-2
- https://ubuntu.com/security/notices/USN-6680-3
- https://ubuntu.com/security/notices/USN-6681-1
- https://ubuntu.com/security/notices/USN-6681-2
- https://ubuntu.com/security/notices/USN-6681-3
- https://ubuntu.com/security/notices/USN-6681-4
- https://ubuntu.com/security/notices/USN-6686-1
- https://ubuntu.com/security/notices/USN-6686-2
- https://ubuntu.com/security/notices/USN-6686-3
- https://ubuntu.com/security/notices/USN-6686-4
- https://ubuntu.com/security/notices/USN-6686-5
- https://ubuntu.com/security/notices/USN-6701-1
- https://ubuntu.com/security/notices/USN-6701-2
- https://ubuntu.com/security/notices/USN-6701-3
- https://ubuntu.com/security/notices/USN-6701-4
- https://ubuntu.com/security/notices/USN-6705-1
- https://ubuntu.com/security/notices/USN-6716-1
- https://www.cve.org/CVERecord?id=CVE-2023-6121