{"id":"CVE-2024-27046","state":"PUBLISHED","title":"nfp: flower: handle acti_netdevs allocation failure","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnfp: flower: handle acti_netdevs allocation failure\n\nThe kmalloc_array() in nfp_fl_lag_do_work() will return null, if\nthe physical memory has run out. As a result, if we dereference\nthe acti_netdevs, the null pointer dereference bugs will happen.\n\nThis patch adds a check to judge whether allocation failure occurs.\nIf it happens, the delayed work will be rescheduled and try again.","publishedAt":"2024-05-01T12:54:21.725Z","updatedAt":"2026-05-11T20:09:21.444Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"bb9a8d031140f186d13d82f57b0f5646d596652f","status":"affected","lessThan":"d746889db75a76aeee95fb705b8e1ac28c684a2e","versionType":"git"},{"version":"bb9a8d031140f186d13d82f57b0f5646d596652f","status":"affected","lessThan":"3b1e8a617eb0f4cdc19def530047a95b5abde07d","versionType":"git"},{"version":"bb9a8d031140f186d13d82f57b0f5646d596652f","status":"affected","lessThan":"928705e341010dd910fdece61ccb974f494a758f","versionType":"git"},{"version":"bb9a8d031140f186d13d82f57b0f5646d596652f","status":"affected","lessThan":"0d387dc503f9a53e6d1f6e9dd0292d38f083eba5","versionType":"git"},{"version":"bb9a8d031140f186d13d82f57b0f5646d596652f","status":"affected","lessThan":"c9b4e220dd18f79507803f38a55d53b483f6c9c3","versionType":"git"},{"version":"bb9a8d031140f186d13d82f57b0f5646d596652f","status":"affected","lessThan":"408ba7fd04f959c61b50db79c983484312fea642","versionType":"git"},{"version":"bb9a8d031140f186d13d82f57b0f5646d596652f","status":"affected","lessThan":"c8df9203bf22c66fa26e8d8c7f8ce181cf88099d","versionType":"git"},{"version":"bb9a8d031140f186d13d82f57b0f5646d596652f","status":"affected","lessThan":"9d8eb1238377cd994829f9162ae396a84ae037b2","versionType":"git"},{"version":"bb9a8d031140f186d13d82f57b0f5646d596652f","status":"affected","lessThan":"84e95149bd341705f0eca6a7fcb955c548805002","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/netronome/nfp/flower/lag_conf.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.18","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.18","versionType":"semver"},{"version":"4.19.311","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.273","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.214","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.153","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.83","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.23","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.7.11","status":"unaffected","lessThanOrEqual":"6.7.*","versionType":"semver"},{"version":"6.8.2","status":"unaffected","lessThanOrEqual":"6.8.*","versionType":"semver"},{"version":"6.9","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/netronome/nfp/flower/lag_conf.c"]}],"references":["https://git.kernel.org/stable/c/d746889db75a76aeee95fb705b8e1ac28c684a2e","https://git.kernel.org/stable/c/3b1e8a617eb0f4cdc19def530047a95b5abde07d","https://git.kernel.org/stable/c/928705e341010dd910fdece61ccb974f494a758f","https://git.kernel.org/stable/c/0d387dc503f9a53e6d1f6e9dd0292d38f083eba5","https://git.kernel.org/stable/c/c9b4e220dd18f79507803f38a55d53b483f6c9c3","https://git.kernel.org/stable/c/408ba7fd04f959c61b50db79c983484312fea642","https://git.kernel.org/stable/c/c8df9203bf22c66fa26e8d8c7f8ce181cf88099d","https://git.kernel.org/stable/c/9d8eb1238377cd994829f9162ae396a84ae037b2","https://git.kernel.org/stable/c/84e95149bd341705f0eca6a7fcb955c548805002","https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html","https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html"],"weaknesses":[],"ingestedAt":"2026-10-29T20:07:10.607Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2024/27xxx/CVE-2024-27046.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2024-27046","state":"PUBLISHED","datePublished":"2024-05-01T12:54:21.725Z","dateUpdated":"2026-05-11T20:09:21.444Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2024-02-19T14:20:24.213Z"},"containers":{"cna":{"title":"nfp: flower: handle acti_netdevs allocation failure","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnfp: flower: handle acti_netdevs allocation failure\n\nThe kmalloc_array() in nfp_fl_lag_do_work() will return null, if\nthe physical memory has run out. 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