UBUNTU-CVE-2025-40010
In the Linux kernel, the following vulnerability has been resolved: afs: Fix potential null pointer dereference in afs_put_server afs_put_server() accessed server->debug_id before the NULL check, which could lead to a null pointer dereference. Move the debug_id assignment, ensuring we never dereference a NULL server pointer.
02 / AFFECTED SOFTWARE
Affected packages
5 explicit affected versions
18 explicit affected versions
35 explicit affected versions
12 explicit affected versions
27 explicit affected versions
36 explicit affected versions
8 explicit affected versions
5 explicit affected versions
8 explicit affected versions
10 explicit affected versions
7 explicit affected versions
39 explicit affected versions
13 explicit affected versions
13 explicit affected versions
7 explicit affected versions
8 explicit affected versions
10 explicit affected versions
12 explicit affected versions
9 explicit affected versions
44 explicit affected versions
16 explicit affected versions
3 explicit affected versions
13 explicit affected versions
26 explicit affected versions
45 explicit affected versions
37 explicit affected versions
44 explicit affected versions
14 explicit affected versions
38 explicit affected versions
9 explicit affected versions
5 explicit affected versions
11 explicit affected versions
32 explicit affected versions
15 explicit affected versions
2 explicit affected versions
8 explicit affected versions
7 explicit affected versions
4 explicit affected versions
1 explicit affected versions
13 explicit affected versions
43 explicit affected versions
10 explicit affected versions
8 explicit affected versions
38 explicit affected versions
14 explicit affected versions
4 explicit affected versions
78 explicit affected versions
2 explicit affected versions
11 explicit affected versions
1 explicit affected versions
12 explicit affected versions
32 explicit affected versions
11 explicit affected versions
50 explicit affected versions
6 explicit affected versions
12 explicit affected versions
19 explicit affected versions
10 explicit affected versions
6 explicit affected versions
24 explicit affected versions
10 explicit affected versions
30 explicit affected versions
26 explicit affected versions
7 explicit affected versions
34 explicit affected versions
13 explicit affected versions
37 explicit affected versions
35 explicit affected versions
18 explicit affected versions
39 explicit affected versions
13 explicit affected versions
4 explicit affected versions
23 explicit affected versions
45 explicit affected versions
1 explicit affected versions
21 explicit affected versions
9 explicit affected versions
16 explicit affected versions
10 explicit affected versions
8 explicit affected versions
41 explicit affected versions
8 explicit affected versions
7 explicit affected versions
12 explicit affected versions
11 explicit affected versions
7 explicit affected versions
12 explicit affected versions
14 explicit affected versions
10 explicit affected versions
1 explicit affected versions
7 explicit affected versions
9 explicit affected versions
12 explicit affected versions
12 explicit affected versions
34 explicit affected versions
16 explicit affected versions
5 explicit affected versions
23 explicit affected versions
27 explicit affected versions
10 explicit affected versions
37 explicit affected versions
10 explicit affected versions
13 explicit affected versions
33 explicit affected versions
3 explicit affected versions
10 explicit affected versions
11 explicit affected versions
26 explicit affected versions
5 explicit affected versions
13 explicit affected versions
29 explicit affected versions
13 explicit affected versions
12 explicit affected versions
34 explicit affected versions
34 explicit affected versions
33 explicit affected versions
23 explicit affected versions
10 explicit affected versions
13 explicit affected versions
12 explicit affected versions
11 explicit affected versions
5 explicit affected versions
12 explicit affected versions
7 explicit affected versions
12 explicit affected versions
6 explicit affected versions
5 explicit affected versions
10 explicit affected versions
26 explicit affected versions
32 explicit affected versions
28 explicit affected versions
40 explicit affected versions
11 explicit affected versions
13 explicit affected versions
39 explicit affected versions
16 explicit affected versions
43 explicit affected versions
3 explicit affected versions
7 explicit affected versions
3 explicit affected versions
51 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
In the Linux kernel, the following vulnerability has been resolved: afs: Fix potential null pointer dereference in afs_put_server afs_put_server() accessed server->debug_id before the NULL check, which could lead to a null pointer dereference. Move the debug_id assignment, ensuring we never dereference a NULL server pointer.
05 / REFERENCES
Further evidence
- https://git.kernel.org/linus/9158c6bb245113d4966df9b2ba602197a379412e
- https://git.kernel.org/stable/c/41782c44bb8431c43043129ae42f2ba614938479
- https://git.kernel.org/stable/c/7b8381f3c405b864a814d747e526e078c3ef4bc2
- https://git.kernel.org/stable/c/9158c6bb245113d4966df9b2ba602197a379412e
- https://git.kernel.org/stable/c/a13dbc5e20c7284b82afe6f08debdecf51d2ca04
- https://git.kernel.org/stable/c/cab278cead49a547ac84c3e185f446f381303eae
- https://ubuntu.com/security/CVE-2025-40010
- https://ubuntu.com/security/notices/USN-8095-1
- https://ubuntu.com/security/notices/USN-8095-2
- https://ubuntu.com/security/notices/USN-8095-3
- https://ubuntu.com/security/notices/USN-8095-4
- https://ubuntu.com/security/notices/USN-8095-5
- https://ubuntu.com/security/notices/USN-8100-1
- https://ubuntu.com/security/notices/USN-8125-1
- https://ubuntu.com/security/notices/USN-8126-1
- https://ubuntu.com/security/notices/USN-8165-1
- https://ubuntu.com/security/notices/USN-8261-1
- https://www.cve.org/CVERecord?id=CVE-2025-40010