UBUNTU-CVE-2024-36957
In the Linux kernel, the following vulnerability has been resolved: octeontx2-af: avoid off-by-one read from userspace We try to access count + 1 byte from userspace with memdup_user(buffer, count + 1). However, the userspace only provides buffer of count bytes and only these count bytes are verified to be okay to access. To ensure the copied buffer is NUL terminated, we use memdup_user_nul instead.
02 / AFFECTED SOFTWARE
Affected packages
13 explicit affected versions
26 explicit affected versions
2 explicit affected versions
5 explicit affected versions
7 explicit affected versions
10 explicit affected versions
10 explicit affected versions
11 explicit affected versions
7 explicit affected versions
33 explicit affected versions
47 explicit affected versions
50 explicit affected versions
6 explicit affected versions
12 explicit affected versions
19 explicit affected versions
6 explicit affected versions
56 explicit affected versions
8 explicit affected versions
42 explicit affected versions
52 explicit affected versions
42 explicit affected versions
10 explicit affected versions
1 explicit affected versions
35 explicit affected versions
49 explicit affected versions
7 explicit affected versions
48 explicit affected versions
2 explicit affected versions
13 explicit affected versions
4 explicit affected versions
35 explicit affected versions
9 explicit affected versions
15 explicit affected versions
18 explicit affected versions
10 explicit affected versions
13 explicit affected versions
4 explicit affected versions
23 explicit affected versions
11 explicit affected versions
21 explicit affected versions
16 explicit affected versions
9 explicit affected versions
7 explicit affected versions
12 explicit affected versions
40 explicit affected versions
12 explicit affected versions
14 explicit affected versions
7 explicit affected versions
12 explicit affected versions
12 explicit affected versions
29 explicit affected versions
2 explicit affected versions
10 explicit affected versions
3 explicit affected versions
37 explicit affected versions
13 explicit affected versions
1 explicit affected versions
26 explicit affected versions
13 explicit affected versions
6 explicit affected versions
29 explicit affected versions
13 explicit affected versions
53 explicit affected versions
1 explicit affected versions
2 explicit affected versions
51 explicit affected versions
13 explicit affected versions
33 explicit affected versions
23 explicit affected versions
10 explicit affected versions
1 explicit affected versions
3 explicit affected versions
11 explicit affected versions
12 explicit affected versions
7 explicit affected versions
12 explicit affected versions
40 explicit affected versions
34 explicit affected versions
50 explicit affected versions
10 explicit affected versions
26 explicit affected versions
9 explicit affected versions
1 explicit affected versions
2 explicit affected versions
10 explicit affected versions
13 explicit affected versions
9 explicit affected versions
16 explicit affected versions
53 explicit affected versions
10 explicit affected versions
41 explicit affected versions
2 explicit affected versions
51 explicit affected versions
7 explicit affected versions
12 explicit affected versions
39 explicit affected versions
27 explicit affected versions
25 explicit affected versions
3 explicit affected versions
8 explicit affected versions
14 explicit affected versions
5 explicit affected versions
8 explicit affected versions
10 explicit affected versions
6 explicit affected versions
13 explicit affected versions
7 explicit affected versions
44 explicit affected versions
10 explicit affected versions
12 explicit affected versions
12 explicit affected versions
44 explicit affected versions
16 explicit affected versions
3 explicit affected versions
13 explicit affected versions
39 explicit affected versions
37 explicit affected versions
10 explicit affected versions
14 explicit affected versions
11 explicit affected versions
38 explicit affected versions
42 explicit affected versions
9 explicit affected versions
42 explicit affected versions
50 explicit affected versions
7 explicit affected versions
23 explicit affected versions
4 explicit affected versions
1 explicit affected versions
1 explicit affected versions
48 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
3 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
In the Linux kernel, the following vulnerability has been resolved: octeontx2-af: avoid off-by-one read from userspace We try to access count + 1 byte from userspace with memdup_user(buffer, count + 1). However, the userspace only provides buffer of count bytes and only these count bytes are verified to be okay to access. To ensure the copied buffer is NUL terminated, we use memdup_user_nul instead.
05 / REFERENCES
Further evidence
- https://git.kernel.org/linus/f299ee709fb45036454ca11e90cb2810fe771878
- https://git.kernel.org/stable/c/0a0285cee11c7dcc2657bcd456e469958a5009e7
- https://git.kernel.org/stable/c/8f11fe3ea3fc261640cfc8a5addd838000407c67
- https://git.kernel.org/stable/c/bcdac70adceb44373da204c3c297f2a98e13216e
- https://git.kernel.org/stable/c/ec697fbd38cbe2eef0948b58673b146caa95402f
- https://git.kernel.org/stable/c/f299ee709fb45036454ca11e90cb2810fe771878
- https://git.kernel.org/stable/c/fc3e0076c1f82fe981d321e3a7bad4cbee542c19
- https://ubuntu.com/security/CVE-2024-36957
- https://ubuntu.com/security/notices/USN-6949-1
- https://ubuntu.com/security/notices/USN-6949-2
- https://ubuntu.com/security/notices/USN-6950-1
- https://ubuntu.com/security/notices/USN-6950-2
- https://ubuntu.com/security/notices/USN-6950-3
- https://ubuntu.com/security/notices/USN-6950-4
- https://ubuntu.com/security/notices/USN-6952-1
- https://ubuntu.com/security/notices/USN-6952-2
- https://ubuntu.com/security/notices/USN-6955-1
- https://ubuntu.com/security/notices/USN-6956-1
- https://ubuntu.com/security/notices/USN-6957-1
- https://ubuntu.com/security/notices/USN-7019-1
- https://www.cve.org/CVERecord?id=CVE-2024-36957