{"id":"CVE-2022-49571","summary":"tcp: Fix data-races around sysctl_tcp_max_reordering.","details":"In the Linux kernel, the following vulnerability has been resolved:\n\ntcp: Fix data-races around sysctl_tcp_max_reordering.\n\nWhile reading sysctl_tcp_max_reordering, it can be changed\nconcurrently.  Thus, we need to add READ_ONCE() to its readers.","modified":"2026-04-02T08:27:43.473770Z","published":"2025-02-26T02:23:14.182Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49571.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/064852663308c801861bd54789d81421fa4c2928"},{"type":"WEB","url":"https://git.kernel.org/stable/c/46deb91ac8a790286ad6d24cf92e7ab0ab2582bb"},{"type":"WEB","url":"https://git.kernel.org/stable/c/50a1d3d097503a90cf84ebe120afcde37e9c33b3"},{"type":"WEB","url":"https://git.kernel.org/stable/c/5e38cee24f19d19280c68f1ac8bf6790d607f60a"},{"type":"WEB","url":"https://git.kernel.org/stable/c/a11e5b3e7a59fde1a90b0eaeaa82320495cf8cae"},{"type":"WEB","url":"https://git.kernel.org/stable/c/ce3731c61589ed73364a5b55ce34131762ef9b60"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49571.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-49571"},{"type":"PACKAGE","url":"https://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":"dca145ffaa8d39ea1904491ac81b92b7049372c0"},{"fixed":"5e38cee24f19d19280c68f1ac8bf6790d607f60a"},{"fixed":"50a1d3d097503a90cf84ebe120afcde37e9c33b3"},{"fixed":"064852663308c801861bd54789d81421fa4c2928"},{"fixed":"ce3731c61589ed73364a5b55ce34131762ef9b60"},{"fixed":"46deb91ac8a790286ad6d24cf92e7ab0ab2582bb"},{"fixed":"a11e5b3e7a59fde1a90b0eaeaa82320495cf8cae"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-49571.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}