UBUNTU-CVE-2023-40283
An issue was discovered in l2cap_sock_release in net/bluetooth/l2cap_sock.c in the Linux kernel before 6.4.10. There is a use-after-free because the children of an sk are mishandled.
02 / AFFECTED SOFTWARE
Affected packages
19 explicit affected versions
28 explicit affected versions
50 explicit affected versions
6 explicit affected versions
12 explicit affected versions
6 explicit affected versions
37 explicit affected versions
23 explicit affected versions
45 explicit affected versions
34 explicit affected versions
23 explicit affected versions
30 explicit affected versions
191 explicit affected versions
7 explicit affected versions
31 explicit affected versions
71 explicit affected versions
54 explicit affected versions
35 explicit affected versions
8 explicit affected versions
18 explicit affected versions
84 explicit affected versions
17 explicit affected versions
73 explicit affected versions
13 explicit affected versions
4 explicit affected versions
23 explicit affected versions
89 explicit affected versions
1 explicit affected versions
1 explicit affected versions
21 explicit affected versions
16 explicit affected versions
4 explicit affected versions
28 explicit affected versions
7 explicit affected versions
12 explicit affected versions
21 explicit affected versions
12 explicit affected versions
7 explicit affected versions
62 explicit affected versions
12 explicit affected versions
76 explicit affected versions
84 explicit affected versions
12 explicit affected versions
73 explicit affected versions
3 explicit affected versions
10 explicit affected versions
155 explicit affected versions
37 explicit affected versions
88 explicit affected versions
11 explicit affected versions
1 explicit affected versions
14 explicit affected versions
26 explicit affected versions
13 explicit affected versions
2 explicit affected versions
1 explicit affected versions
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13 explicit affected versions
34 explicit affected versions
1 explicit affected versions
60 explicit affected versions
33 explicit affected versions
76 explicit affected versions
33 explicit affected versions
23 explicit affected versions
10 explicit affected versions
82 explicit affected versions
11 explicit affected versions
12 explicit affected versions
105 explicit affected versions
7 explicit affected versions
6 explicit affected versions
75 explicit affected versions
2 explicit affected versions
23 explicit affected versions
15 explicit affected versions
98 explicit affected versions
31 explicit affected versions
118 explicit affected versions
10 explicit affected versions
26 explicit affected versions
10 explicit affected versions
6 explicit affected versions
105 explicit affected versions
34 explicit affected versions
15 explicit affected versions
34 explicit affected versions
24 explicit affected versions
3 explicit affected versions
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1 explicit affected versions
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51 explicit affected versions
58 explicit affected versions
12 explicit affected versions
23 explicit affected versions
14 explicit affected versions
8 explicit affected versions
1 explicit affected versions
1 explicit affected versions
63 explicit affected versions
8 explicit affected versions
5 explicit affected versions
8 explicit affected versions
1 explicit affected versions
4 explicit affected versions
64 explicit affected versions
13 explicit affected versions
30 explicit affected versions
7 explicit affected versions
60 explicit affected versions
26 explicit affected versions
10 explicit affected versions
7 explicit affected versions
12 explicit affected versions
63 explicit affected versions
44 explicit affected versions
16 explicit affected versions
13 explicit affected versions
26 explicit affected versions
20 explicit affected versions
37 explicit affected versions
38 explicit affected versions
24 explicit affected versions
9 explicit affected versions
24 explicit affected versions
11 explicit affected versions
132 explicit affected versions
31 explicit affected versions
3 explicit affected versions
5 explicit affected versions
66 explicit affected versions
35 explicit affected versions
109 explicit affected versions
88 explicit affected versions
4 explicit affected versions
1 explicit affected versions
29 explicit affected versions
81 explicit affected versions
43 explicit affected versions
30 explicit affected versions
111 explicit affected versions
132 explicit affected versions
10 explicit affected versions
8 explicit affected versions
7 explicit affected versions
64 explicit affected versions
4 explicit affected versions
53 explicit affected versions
1 explicit affected versions
35 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
An issue was discovered in l2cap_sock_release in net/bluetooth/l2cap_sock.c in the Linux kernel before 6.4.10. There is a use-after-free because the children of an sk are mishandled.
05 / REFERENCES
Further evidence
- https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.4.10
- https://git.kernel.org/linus/1728137b33c00d5a2b5110ed7aafb42e7c32e4a1
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=1728137b33c00d5a2b5110ed7aafb42e7c32e4a1
- https://github.com/torvalds/linux/commit/1728137b33c00d5a2b5110ed7aafb42e7c32e4a1
- https://ubuntu.com/security/CVE-2023-40283
- https://ubuntu.com/security/notices/USN-6343-1
- https://ubuntu.com/security/notices/USN-6383-1
- https://ubuntu.com/security/notices/USN-6385-1
- https://ubuntu.com/security/notices/USN-6386-1
- https://ubuntu.com/security/notices/USN-6386-2
- https://ubuntu.com/security/notices/USN-6386-3
- https://ubuntu.com/security/notices/USN-6387-1
- https://ubuntu.com/security/notices/USN-6387-2
- https://ubuntu.com/security/notices/USN-6388-1
- https://ubuntu.com/security/notices/USN-6396-1
- https://ubuntu.com/security/notices/USN-6396-2
- https://ubuntu.com/security/notices/USN-6396-3
- https://ubuntu.com/security/notices/USN-6466-1
- https://www.cve.org/CVERecord?id=CVE-2023-40283