{"id":"CVE-2022-49594","summary":"tcp: Fix a data-race around sysctl_tcp_mtu_probe_floor.","details":"In the Linux kernel, the following vulnerability has been resolved:\n\ntcp: Fix a data-race around sysctl_tcp_mtu_probe_floor.\n\nWhile reading sysctl_tcp_mtu_probe_floor, it can be changed concurrently.\nThus, we need to add READ_ONCE() to its reader.","modified":"2026-04-02T08:27:45.951019Z","published":"2025-02-26T02:23:25.531Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49594.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/033963b220633ed1602d458e7e4ac06afa9fefb2"},{"type":"WEB","url":"https://git.kernel.org/stable/c/8e92d4423615a5257d0d871fc067aa561f597deb"},{"type":"WEB","url":"https://git.kernel.org/stable/c/cc36c37f5fe066c4708e623ead96dc8f57224bf5"},{"type":"WEB","url":"https://git.kernel.org/stable/c/d5bece4df6090395f891110ef52a6f82d16685db"},{"type":"WEB","url":"https://git.kernel.org/stable/c/e2ecbf3f0aa88277d43908c53b99399d55729ff9"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49594.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-49594"},{"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":"c04b79b6cfd714144f6a2cf359603d82ee631e62"},{"fixed":"033963b220633ed1602d458e7e4ac06afa9fefb2"},{"fixed":"d5bece4df6090395f891110ef52a6f82d16685db"},{"fixed":"cc36c37f5fe066c4708e623ead96dc8f57224bf5"},{"fixed":"e2ecbf3f0aa88277d43908c53b99399d55729ff9"},{"fixed":"8e92d4423615a5257d0d871fc067aa561f597deb"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-49594.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"}]}