CVE-2022-49586 Information

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.

Reference

https://git.kernel.org/stable/c/03da610696a32578fc4f986479341ce9d430df08 https://git.kernel.org/stable/c/22938534c611136f35e2ca545bb668073ca5ef49 https://git.kernel.org/stable/c/25d53d858a6c0b89a6e69e376c2a57c4f4c2c8cc https://git.kernel.org/stable/c/448ab998947996a0a451f8229f19087964cf2670 https://git.kernel.org/stable/c/539d9ab79eba3974b479cad61a8688c41fe62e12 https://git.kernel.org/stable/c/5a54213318c43f4009ae158347aa6016e3b9b55a