{"id":"CVE-2022-49589","summary":"igmp: Fix data-races around sysctl_igmp_qrv.","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nigmp: Fix data-races around sysctl_igmp_qrv.\n\nWhile reading sysctl_igmp_qrv, it can be changed concurrently.\nThus, we need to add READ_ONCE() to its readers.\n\nThis test can be packed into a helper, so such changes will be in the\nfollow-up series after net is merged into net-next.\n\n  qrv ?: READ_ONCE(net-\u003eipv4.sysctl_igmp_qrv);","modified":"2026-04-11T12:44:16.287647Z","published":"2025-02-26T02:23:23.070Z","related":["SUSE-SU-2025:1293-1"],"database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49589.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/8ebcc62c738f68688ee7c6fec2efe5bc6d3d7e60"},{"type":"WEB","url":"https://git.kernel.org/stable/c/9eeb3a7702998bdccbfcc37997b5dd9215b9a7f7"},{"type":"WEB","url":"https://git.kernel.org/stable/c/b399ffafffba39f47b731b26a5da1dc0ffc4b3ad"},{"type":"WEB","url":"https://git.kernel.org/stable/c/c2954671010cd1127d1ffa328c6e6f8e99930982"},{"type":"WEB","url":"https://git.kernel.org/stable/c/c721324afc589f8ea54bae04756b150aeaae5fa4"},{"type":"WEB","url":"https://git.kernel.org/stable/c/e20dd1b0e0ea15bee1e528536a0840dba972ca0e"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49589.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-49589"},{"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":"a9fe8e29945d56f35235a3a0fba99b4cf181d211"},{"fixed":"9eeb3a7702998bdccbfcc37997b5dd9215b9a7f7"},{"fixed":"e20dd1b0e0ea15bee1e528536a0840dba972ca0e"},{"fixed":"b399ffafffba39f47b731b26a5da1dc0ffc4b3ad"},{"fixed":"c721324afc589f8ea54bae04756b150aeaae5fa4"},{"fixed":"c2954671010cd1127d1ffa328c6e6f8e99930982"},{"fixed":"8ebcc62c738f68688ee7c6fec2efe5bc6d3d7e60"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-49589.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"3.18.0"},{"fixed":"4.19.255"}]},{"type":"ECOSYSTEM","events":[{"introduced":"4.20.0"},{"fixed":"5.4.209"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.5.0"},{"fixed":"5.10.135"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.11.0"},{"fixed":"5.15.59"}]},{"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-2022-49589.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"}]}