UBUNTU-CVE-2024-26708
In the Linux kernel, the following vulnerability has been resolved: mptcp: really cope with fastopen race Fastopen and PM-trigger subflow shutdown can race, as reported by syzkaller. In my first attempt to close such race, I missed the fact that the subflow status can change again before the subflow_state_change callback is invoked. Address the issue additionally copying with all the states directly reachable from TCP_FIN_WAIT1.
02 / AFFECTED SOFTWARE
Affected packages
12 explicit affected versions
29 explicit affected versions
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1 explicit affected versions
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26 explicit affected versions
37 explicit affected versions
10 explicit affected versions
10 explicit affected versions
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37 explicit affected versions
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23 explicit affected versions
7 explicit affected versions
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11 explicit affected versions
33 explicit affected versions
16 explicit affected versions
12 explicit affected versions
11 explicit affected versions
38 explicit affected versions
51 explicit affected versions
13 explicit affected versions
10 explicit affected versions
10 explicit affected versions
13 explicit affected versions
1 explicit affected versions
10 explicit affected versions
8 explicit affected versions
21 explicit affected versions
6 explicit affected versions
13 explicit affected versions
12 explicit affected versions
7 explicit affected versions
12 explicit affected versions
26 explicit affected versions
23 explicit affected versions
5 explicit affected versions
3 explicit affected versions
26 explicit affected versions
12 explicit affected versions
44 explicit affected versions
4 explicit affected versions
4 explicit affected versions
16 explicit affected versions
9 explicit affected versions
12 explicit affected versions
13 explicit affected versions
7 explicit affected versions
7 explicit affected versions
10 explicit affected versions
11 explicit affected versions
14 explicit affected versions
18 explicit affected versions
3 explicit affected versions
16 explicit affected versions
43 explicit affected versions
11 explicit affected versions
35 explicit affected versions
12 explicit affected versions
6 explicit affected versions
12 explicit affected versions
50 explicit affected versions
12 explicit affected versions
9 explicit affected versions
27 explicit affected versions
12 explicit affected versions
7 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
In the Linux kernel, the following vulnerability has been resolved: mptcp: really cope with fastopen race Fastopen and PM-trigger subflow shutdown can race, as reported by syzkaller. In my first attempt to close such race, I missed the fact that the subflow status can change again before the subflow_state_change callback is invoked. Address the issue additionally copying with all the states directly reachable from TCP_FIN_WAIT1.
05 / REFERENCES
Further evidence
- https://git.kernel.org/linus/337cebbd850f94147cee05252778f8f78b8c337f
- https://git.kernel.org/stable/c/337cebbd850f94147cee05252778f8f78b8c337f
- https://git.kernel.org/stable/c/4bfe217e075d04e63c092df9d40c608e598c2ef2
- https://git.kernel.org/stable/c/e158fb9679d15a2317ec13b4f6301bd26265df2f
- https://ubuntu.com/security/CVE-2024-26708
- https://ubuntu.com/security/notices/USN-6895-1
- https://ubuntu.com/security/notices/USN-6895-2
- https://ubuntu.com/security/notices/USN-6895-3
- https://ubuntu.com/security/notices/USN-6895-4
- https://ubuntu.com/security/notices/USN-6900-1
- https://www.cve.org/CVERecord?id=CVE-2024-26708