{"id":"CVE-2022-49585","summary":"tcp: Fix data-races around sysctl_tcp_fastopen_blackhole_timeout.","details":"In the Linux kernel, the following vulnerability has been resolved:\n\ntcp: Fix data-races around sysctl_tcp_fastopen_blackhole_timeout.\n\nWhile reading sysctl_tcp_fastopen_blackhole_timeout, it can be changed\nconcurrently.  Thus, we need to add READ_ONCE() to its readers.","modified":"2026-04-11T12:44:15.581755Z","published":"2025-02-26T02:23:21.085Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49585.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/021266ec640c7a4527e6cd4b7349a512b351de1d"},{"type":"WEB","url":"https://git.kernel.org/stable/c/0dc2f19d8c2636cebda7976b5ea40c6d69f0d891"},{"type":"WEB","url":"https://git.kernel.org/stable/c/8afa5604e295046c02b79ccf9e2bbbf8d969d60e"},{"type":"WEB","url":"https://git.kernel.org/stable/c/a77a75a0e7f397550ab039f96115103e78dd5c69"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49585.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-49585"},{"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":"cf1ef3f0719b4dcb74810ed507e2a2540f9811b4"},{"fixed":"0dc2f19d8c2636cebda7976b5ea40c6d69f0d891"},{"fixed":"a77a75a0e7f397550ab039f96115103e78dd5c69"},{"fixed":"8afa5604e295046c02b79ccf9e2bbbf8d969d60e"},{"fixed":"021266ec640c7a4527e6cd4b7349a512b351de1d"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-49585.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.12.0"},{"fixed":"5.10.134"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.11.0"},{"fixed":"5.15.58"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.16.0"},{"fixed":"5.18.15"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-49585.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"}]}