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Status published
Unknown
CVE-2022-49586
tcp: Fix data-races around sysctl_tcp_fastopen.
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: tcp: Fix data-races around sysctl_tcp_fastopen. While reading sysctl_tcp_fastopen, it can be changed concurrently. Thus, we need to add READ_ONCE() to its readers.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://git.kernel.org/stable/c/03da610696a32578fc4f986479341ce9d430df08
- https://git.kernel.org/stable/c/25d53d858a6c0b89a6e69e376c2a57c4f4c2c8cc
- https://git.kernel.org/stable/c/22938534c611136f35e2ca545bb668073ca5ef49
- https://git.kernel.org/stable/c/539d9ab79eba3974b479cad61a8688c41fe62e12
- https://git.kernel.org/stable/c/448ab998947996a0a451f8229f19087964cf2670
- https://git.kernel.org/stable/c/5a54213318c43f4009ae158347aa6016e3b9b55a
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Affected Vendor
Linux
View all reports →Affected Software
Linux
Vulnerable Versions:
2100c8d2d9db23c0a09901a782bb4e3b21bee298, 3.6, 0, 4.19.254, 5.4.208, 5.10.134, 5.15.58, 5.18.15, 5.19
Timeline
Official Publish:
February 26th, 2025
Last Modified:
May 11th, 2026
Added to House:
July 21st, 2026
CVSS Vectors
No vector data available
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.