CVE-2024-26708
Medium
Description
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.
SeverityMedium
CVSS5.5
Exploit probability—
Product
Linux Kernel
PublishedApr 3, 2024
First seenApr 3, 2024
How to fix
Update
- linux linux_kernel6.6.18, 6.7.6 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | 6.2 ≤ v < 6.6.18, 6.7 ≤ v < 6.7.6, 6.8 | 6.6.18, 6.7.6 |
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