CVE-2022-49586

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Source
https://cve.org/CVERecord?id=CVE-2022-49586
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-49586.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2022-49586
Downstream
Published
2025-02-26T02:23:21.568Z
Modified
2026-03-20T12:24:40.010414Z
Severity
  • 4.7 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
tcp: Fix data-races around sysctl_tcp_fastopen.
Details

In the Linux kernel, the following vulnerability has been resolved:

tcp: Fix data-races around sysctltcpfastopen.

While reading sysctltcpfastopen, it can be changed concurrently. Thus, we need to add READ_ONCE() to its readers.

Database specific 
{
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49586.json",
    "cna_assigner": "Linux"
}
References

Affected packages

Git / git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git

Affected ranges

Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
2100c8d2d9db23c0a09901a782bb4e3b21bee298
Fixed
03da610696a32578fc4f986479341ce9d430df08
Fixed
25d53d858a6c0b89a6e69e376c2a57c4f4c2c8cc
Fixed
22938534c611136f35e2ca545bb668073ca5ef49
Fixed
539d9ab79eba3974b479cad61a8688c41fe62e12
Fixed
448ab998947996a0a451f8229f19087964cf2670
Fixed
5a54213318c43f4009ae158347aa6016e3b9b55a

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-49586.json"