{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2021-47164","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2024-03-25T09:12:14.109Z","datePublished":"2024-03-25T09:16:17.592Z","dateUpdated":"2025-05-04T07:05:23.324Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2025-05-04T07:05:23.324Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet/mlx5e: Fix null deref accessing lag dev\n\nIt could be the lag dev is null so stop processing the event.\nIn bond_enslave() the active/backup slave being set before setting the\nupper dev so first event is without an upper dev.\nAfter setting the upper dev with bond_master_upper_dev_link() there is\na second event and in that event we have an upper dev."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/mellanox/mlx5/core/en/rep/bond.c"],"versions":[{"version":"7e51891a237f9ea319f53f9beb83afb0077d88e6","lessThan":"2e4b0b95a489259f9d35a3db17023061f8f3d587","status":"affected","versionType":"git"},{"version":"7e51891a237f9ea319f53f9beb83afb0077d88e6","lessThan":"bdfd3593a8248eea6ecfcbf7b47b56b86515672d","status":"affected","versionType":"git"},{"version":"7e51891a237f9ea319f53f9beb83afb0077d88e6","lessThan":"83026d83186bc48bb41ee4872f339b83f31dfc55","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/mellanox/mlx5/core/en/rep/bond.c"],"versions":[{"version":"5.8","status":"affected"},{"version":"0","lessThan":"5.8","status":"unaffected","versionType":"semver"},{"version":"5.10.42","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.12.9","lessThanOrEqual":"5.12.*","status":"unaffected","versionType":"semver"},{"version":"5.13","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":"5.8","versionEndExcluding":"5.10.42"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.8","versionEndExcluding":"5.12.9"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.8","versionEndExcluding":"5.13"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/2e4b0b95a489259f9d35a3db17023061f8f3d587"},{"url":"https://git.kernel.org/stable/c/bdfd3593a8248eea6ecfcbf7b47b56b86515672d"},{"url":"https://git.kernel.org/stable/c/83026d83186bc48bb41ee4872f339b83f31dfc55"}],"title":"net/mlx5e: Fix null deref accessing lag dev","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2021-47164","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2024-03-28T18:24:43.257372Z"}}}],"providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2024-06-04T17:14:45.571Z"}},{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-04T05:24:40.229Z"},"title":"CVE Program Container","references":[{"url":"https://git.kernel.org/stable/c/2e4b0b95a489259f9d35a3db17023061f8f3d587","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/bdfd3593a8248eea6ecfcbf7b47b56b86515672d","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/83026d83186bc48bb41ee4872f339b83f31dfc55","tags":["x_transferred"]}]}]}}