{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2021-47184","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2024-03-25T09:12:14.112Z","datePublished":"2024-04-10T18:56:25.037Z","dateUpdated":"2025-05-04T07:05:55.638Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2025-05-04T07:05:55.638Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ni40e: Fix NULL ptr dereference on VSI filter sync\n\nRemove the reason of null pointer dereference in sync VSI filters.\nAdded new I40E_VSI_RELEASING flag to signalize deleting and releasing\nof VSI resources to sync this thread with sync filters subtask.\nWithout this patch it is possible to start update the VSI filter list\nafter VSI is removed, that's causing a kernel oops."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/intel/i40e/i40e.h","drivers/net/ethernet/intel/i40e/i40e_main.c"],"versions":[{"version":"41c445ff0f482bb6e6b72dcee9e598e20575f743","lessThan":"78f2a9e831f9610e3655a0be5e675e1aa2472089","status":"affected","versionType":"git"},{"version":"41c445ff0f482bb6e6b72dcee9e598e20575f743","lessThan":"87c421ab4a43433cb009fea44bbbc77f46913e1d","status":"affected","versionType":"git"},{"version":"41c445ff0f482bb6e6b72dcee9e598e20575f743","lessThan":"c30162da91327e4cdf7cd03079f096bb3654738c","status":"affected","versionType":"git"},{"version":"41c445ff0f482bb6e6b72dcee9e598e20575f743","lessThan":"f866513ead4370402428ef724b03c3312295c178","status":"affected","versionType":"git"},{"version":"41c445ff0f482bb6e6b72dcee9e598e20575f743","lessThan":"e91e8427a1e1633a0261e3bb0201c836ac5b3890","status":"affected","versionType":"git"},{"version":"41c445ff0f482bb6e6b72dcee9e598e20575f743","lessThan":"37d9e304acd903a445df8208b8a13d707902dea6","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/intel/i40e/i40e.h","drivers/net/ethernet/intel/i40e/i40e_main.c"],"versions":[{"version":"3.12","status":"affected"},{"version":"0","lessThan":"3.12","status":"unaffected","versionType":"semver"},{"version":"4.14.256","lessThanOrEqual":"4.14.*","status":"unaffected","versionType":"semver"},{"version":"4.19.218","lessThanOrEqual":"4.19.*","status":"unaffected","versionType":"semver"},{"version":"5.4.162","lessThanOrEqual":"5.4.*","status":"unaffected","versionType":"semver"},{"version":"5.10.82","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.5","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"5.16","lessThanOrEqual":"*","status":"unaffected","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.12","versionEndExcluding":"4.14.256"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.12","versionEndExcluding":"4.19.218"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.12","versionEndExcluding":"5.4.162"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.12","versionEndExcluding":"5.10.82"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.12","versionEndExcluding":"5.15.5"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.12","versionEndExcluding":"5.16"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/78f2a9e831f9610e3655a0be5e675e1aa2472089"},{"url":"https://git.kernel.org/stable/c/87c421ab4a43433cb009fea44bbbc77f46913e1d"},{"url":"https://git.kernel.org/stable/c/c30162da91327e4cdf7cd03079f096bb3654738c"},{"url":"https://git.kernel.org/stable/c/f866513ead4370402428ef724b03c3312295c178"},{"url":"https://git.kernel.org/stable/c/e91e8427a1e1633a0261e3bb0201c836ac5b3890"},{"url":"https://git.kernel.org/stable/c/37d9e304acd903a445df8208b8a13d707902dea6"}],"title":"i40e: Fix NULL ptr dereference on VSI filter sync","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2021-47184","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2024-04-10T19:33:14.911867Z"}}}],"providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2024-06-04T17:13:59.992Z"}},{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-04T05:32:07.468Z"},"title":"CVE Program Container","references":[{"url":"https://git.kernel.org/stable/c/78f2a9e831f9610e3655a0be5e675e1aa2472089","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/87c421ab4a43433cb009fea44bbbc77f46913e1d","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/c30162da91327e4cdf7cd03079f096bb3654738c","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/f866513ead4370402428ef724b03c3312295c178","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/e91e8427a1e1633a0261e3bb0201c836ac5b3890","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/37d9e304acd903a445df8208b8a13d707902dea6","tags":["x_transferred"]}]}]}}