CVE-2024-35840: mptcp: use OPTION_MPTCP_MPJ_SYNACK in subflow_finish_connect()
First published: Fri May 17 2024(Updated: )
In the Linux kernel, the following vulnerability has been resolved: mptcp: use OPTION_MPTCP_MPJ_SYNACK in subflow_finish_connect() subflow_finish_connect() uses four fields (backup, join_id, thmac, none) that may contain garbage unless OPTION_MPTCP_MPJ_SYNACK has been set in mptcp_parse_option()
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/linux | <=5.10.223-1<=5.10.226-1 | 6.1.115-1 6.1.112-1 6.11.5-1 6.11.7-1 |
| redhat/kernel | <5.15.148 | 5.15.148 |
| redhat/kernel | <6.1.75 | 6.1.75 |
| redhat/kernel | <6.6.14 | 6.6.14 |
| redhat/kernel | <6.7.2 | 6.7.2 |
| redhat/kernel | <6.8 | 6.8 |
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Reference Links
- https://git.kernel.org/stable/c/413b913507326972135d2977975dbff8b7f2c453
- https://git.kernel.org/stable/c/51e4cb032d49ce094605f27e45eabebc0408893c
- https://git.kernel.org/stable/c/76e8de7273a22a00d27e9b8b7d4d043d6433416a
- https://git.kernel.org/stable/c/ad3e8f5c3d5c53841046ef7a947c04ad45a20721
- https://git.kernel.org/stable/c/be1d9d9d38da922bd4beeec5b6dd821ff5a1dfeb
- https://launchpad.net/bugs/cve/CVE-2024-35840
- https://git.kernel.org/linus/be1d9d9d38da922bd4beeec5b6dd821ff5a1dfeb
- https://security-tracker.debian.org/tracker/CVE-2024-35840
- https://www.cve.org/CVERecord?id=CVE-2024-35840
- https://git.kernel.org/linus/be1d9d9d38da922bd4beeec5b6dd821ff5a1dfeb (6.8-rc1)
- https://ubuntu.com/security/notices/USN-6818-1
- https://ubuntu.com/security/notices/USN-6819-1
- https://ubuntu.com/security/notices/USN-6818-2
- https://ubuntu.com/security/notices/USN-6819-2
- https://ubuntu.com/security/notices/USN-6819-3
- https://ubuntu.com/security/notices/USN-6818-3
- https://ubuntu.com/security/notices/USN-6818-4
- https://ubuntu.com/security/notices/USN-6819-4
- https://nvd.nist.gov/vuln/detail/CVE-2024-35840
- https://git.kernel.org/linus/f296234c98a8fcec94eec80304a873f635d350ea
- https://ubuntu.com/security/CVE-2024-35840
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