UBUNTU-CVE-2025-38206
In the Linux kernel, the following vulnerability has been resolved: exfat: fix double free in delayed_free The double free could happen in the following path. exfat_create_upcase_table() exfat_create_upcase_table() : return error exfat_free_upcase_table() : free ->vol_utbl exfat_load_default_upcase_table : return error exfat_kill_sb() delayed_free() exfat_free_upcase_table() <--------- double free This patch set ->vol_util as NULL after freeing it.
02 / AFFECTED SOFTWARE
Affected packages
48 explicit affected versions
10 explicit affected versions
26 explicit affected versions
11 explicit affected versions
71 explicit affected versions
50 explicit affected versions
6 explicit affected versions
12 explicit affected versions
19 explicit affected versions
6 explicit affected versions
81 explicit affected versions
24 explicit affected versions
66 explicit affected versions
66 explicit affected versions
73 explicit affected versions
72 explicit affected versions
61 explicit affected versions
10 explicit affected versions
39 explicit affected versions
26 explicit affected versions
7 explicit affected versions
70 explicit affected versions
42 explicit affected versions
13 explicit affected versions
46 explicit affected versions
35 explicit affected versions
33 explicit affected versions
31 explicit affected versions
18 explicit affected versions
29 explicit affected versions
64 explicit affected versions
48 explicit affected versions
13 explicit affected versions
7 explicit affected versions
4 explicit affected versions
23 explicit affected versions
55 explicit affected versions
1 explicit affected versions
21 explicit affected versions
9 explicit affected versions
16 explicit affected versions
51 explicit affected versions
8 explicit affected versions
7 explicit affected versions
12 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
19 explicit affected versions
12 explicit affected versions
12 explicit affected versions
44 explicit affected versions
27 explicit affected versions
9 explicit affected versions
7 explicit affected versions
29 explicit affected versions
37 explicit affected versions
10 explicit affected versions
37 explicit affected versions
10 explicit affected versions
13 explicit affected versions
42 explicit affected versions
2 explicit affected versions
10 explicit affected versions
26 explicit affected versions
12 explicit affected versions
13 explicit affected versions
20 explicit affected versions
29 explicit affected versions
13 explicit affected versions
8 explicit affected versions
78 explicit affected versions
43 explicit affected versions
43 explicit affected versions
73 explicit affected versions
36 explicit affected versions
33 explicit affected versions
23 explicit affected versions
42 explicit affected versions
10 explicit affected versions
13 explicit affected versions
23 explicit affected versions
22 explicit affected versions
11 explicit affected versions
12 explicit affected versions
7 explicit affected versions
10 explicit affected versions
12 explicit affected versions
3 explicit affected versions
58 explicit affected versions
74 explicit affected versions
14 explicit affected versions
42 explicit affected versions
1 explicit affected versions
50 explicit affected versions
37 explicit affected versions
48 explicit affected versions
7 explicit affected versions
13 explicit affected versions
48 explicit affected versions
16 explicit affected versions
75 explicit affected versions
53 explicit affected versions
3 explicit affected versions
7 explicit affected versions
2 explicit affected versions
51 explicit affected versions
18 explicit affected versions
43 explicit affected versions
12 explicit affected versions
61 explicit affected versions
61 explicit affected versions
27 explicit affected versions
47 explicit affected versions
45 explicit affected versions
8 explicit affected versions
38 explicit affected versions
5 explicit affected versions
3 explicit affected versions
8 explicit affected versions
10 explicit affected versions
7 explicit affected versions
49 explicit affected versions
13 explicit affected versions
7 explicit affected versions
8 explicit affected versions
10 explicit affected versions
12 explicit affected versions
5 explicit affected versions
21 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
53 explicit affected versions
38 explicit affected versions
9 explicit affected versions
11 explicit affected versions
42 explicit affected versions
21 explicit affected versions
74 explicit affected versions
8 explicit affected versions
7 explicit affected versions
4 explicit affected versions
63 explicit affected versions
1 explicit affected versions
1 explicit affected versions
1 explicit affected versions
72 explicit affected versions
63 explicit affected versions
62 explicit affected versions
13 explicit affected versions
43 explicit affected versions
5 explicit affected versions
10 explicit affected versions
8 explicit affected versions
48 explicit affected versions
14 explicit affected versions
4 explicit affected versions
78 explicit affected versions
11 explicit affected versions
1 explicit affected versions
22 explicit affected versions
41 explicit affected versions
62 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
In the Linux kernel, the following vulnerability has been resolved: exfat: fix double free in delayed_free The double free could happen in the following path. exfat_create_upcase_table() exfat_create_upcase_table() : return error exfat_free_upcase_table() : free ->vol_utbl exfat_load_default_upcase_table : return error exfat_kill_sb() delayed_free() exfat_free_upcase_table() <--------- double free This patch set ->vol_util as NULL after freeing it.
05 / REFERENCES
Further evidence
- https://git.kernel.org/linus/1f3d9724e16d62c7d42c67d6613b8512f2887c22
- https://git.kernel.org/stable/c/13d8de1b6568dcc31a95534ced16bc0c9a67bc15
- https://git.kernel.org/stable/c/1f3d9724e16d62c7d42c67d6613b8512f2887c22
- https://git.kernel.org/stable/c/66e84439ec2af776ce749e8540f8fdd257774152
- https://git.kernel.org/stable/c/d3cef0e7a5c1aa6217c51faa9ce8ecac35d6e1fd
- https://ubuntu.com/security/CVE-2025-38206
- https://ubuntu.com/security/notices/USN-7774-1
- https://ubuntu.com/security/notices/USN-7774-2
- https://ubuntu.com/security/notices/USN-7774-3
- https://ubuntu.com/security/notices/USN-7774-4
- https://ubuntu.com/security/notices/USN-7774-5
- https://ubuntu.com/security/notices/USN-7775-1
- https://ubuntu.com/security/notices/USN-7775-2
- https://ubuntu.com/security/notices/USN-7775-3
- https://ubuntu.com/security/notices/USN-7776-1
- https://ubuntu.com/security/notices/USN-7833-1
- https://ubuntu.com/security/notices/USN-7833-2
- https://ubuntu.com/security/notices/USN-7833-3
- https://ubuntu.com/security/notices/USN-7833-4
- https://ubuntu.com/security/notices/USN-7834-1
- https://ubuntu.com/security/notices/USN-7856-1
- https://www.cve.org/CVERecord?id=CVE-2025-38206