{"api_version":"1","generated_at":"2026-10-21T18:43:01+00:00","cve":"CVE-2026-98304","urls":{"html":"https://cve.report/CVE-2026-98304","api":"https://cve.report/api/cve/CVE-2026-98304.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-98304","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-98304"},"summary":{"title":"net: bcmgenet: restore the hardware filters on open","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: bcmgenet: restore the hardware filters on open\n\nbcmgenet_hfb_init() runs INIT_LIST_HEAD() on priv->rxnfc_list, which drops\nevery rule off the list, and bcmgenet_open() calls it on each ifup. Every\nrule the user configured is silently lost:\n\n  # ethtool -N eth0 flow-type ether dst $MAC action 0\n  Added rule with ID 0\n  # ethtool -n eth0 | grep -c Filter:\n  1\n  # ip link set eth0 down && ip link set eth0 up\n  # ethtool -n eth0 | grep -c Filter:\n  0\n\nInitialise the lists once at probe and restore the rules on open, as\nbcmgenet_resume() already does.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-10-06 09:18:21","updated_at":"2026-10-19 10:18:32"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/23ca4ddc4fce2c233a49e9fd34d4b5b02bd7324e","name":"https://git.kernel.org/stable/c/23ca4ddc4fce2c233a49e9fd34d4b5b02bd7324e","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/56db7ec462d6a2b886e299ad835109c089606969","name":"https://git.kernel.org/stable/c/56db7ec462d6a2b886e299ad835109c089606969","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/906140955c8debde65afe12e594e04c49a61b0d9","name":"https://git.kernel.org/stable/c/906140955c8debde65afe12e594e04c49a61b0d9","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-98304","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-98304","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 3e370952287c55e5fd240cb8bb41ef8acff8829d 56db7ec462d6a2b886e299ad835109c089606969 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 3e370952287c55e5fd240cb8bb41ef8acff8829d 906140955c8debde65afe12e594e04c49a61b0d9 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 3e370952287c55e5fd240cb8bb41ef8acff8829d 23ca4ddc4fce2c233a49e9fd34d4b5b02bd7324e git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 5.8","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.8 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.54 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.2.8 7.2.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.3 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"98304","cve":"CVE-2026-98304","epss":"0.001730000","percentile":"0.061530000","score_date":"2026-10-06","updated_at":"2026-10-07 00:14:55"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/net/ethernet/broadcom/genet/bcmgenet.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"56db7ec462d6a2b886e299ad835109c089606969","status":"affected","version":"3e370952287c55e5fd240cb8bb41ef8acff8829d","versionType":"git"},{"lessThan":"906140955c8debde65afe12e594e04c49a61b0d9","status":"affected","version":"3e370952287c55e5fd240cb8bb41ef8acff8829d","versionType":"git"},{"lessThan":"23ca4ddc4fce2c233a49e9fd34d4b5b02bd7324e","status":"affected","version":"3e370952287c55e5fd240cb8bb41ef8acff8829d","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/net/ethernet/broadcom/genet/bcmgenet.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"5.8"},{"lessThan":"5.8","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.54","versionType":"semver"},{"lessThanOrEqual":"7.2.*","status":"unaffected","version":"7.2.8","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.3","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.54","versionStartIncluding":"5.8","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2.8","versionStartIncluding":"5.8","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.3","versionStartIncluding":"5.8","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: bcmgenet: restore the hardware filters on open\n\nbcmgenet_hfb_init() runs INIT_LIST_HEAD() on priv->rxnfc_list, which drops\nevery rule off the list, and bcmgenet_open() calls it on each ifup. Every\nrule the user configured is silently lost:\n\n  # ethtool -N eth0 flow-type ether dst $MAC action 0\n  Added rule with ID 0\n  # ethtool -n eth0 | grep -c Filter:\n  1\n  # ip link set eth0 down && ip link set eth0 up\n  # ethtool -n eth0 | grep -c Filter:\n  0\n\nInitialise the lists once at probe and restore the rules on open, as\nbcmgenet_resume() already does."}],"providerMetadata":{"dateUpdated":"2026-10-19T09:17:15.103Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/56db7ec462d6a2b886e299ad835109c089606969"},{"url":"https://git.kernel.org/stable/c/906140955c8debde65afe12e594e04c49a61b0d9"},{"url":"https://git.kernel.org/stable/c/23ca4ddc4fce2c233a49e9fd34d4b5b02bd7324e"}],"title":"net: bcmgenet: restore the hardware filters on open","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-98304","datePublished":"2026-10-06T08:46:01.353Z","dateReserved":"2026-09-25T10:25:14.338Z","dateUpdated":"2026-10-19T09:17:15.103Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-10-06 09:18:21","lastModifiedDate":"2026-10-19 10:18:32","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"98304","Ordinal":"1","Title":"net: bcmgenet: restore the hardware filters on open","CVE":"CVE-2026-98304","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"98304","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: bcmgenet: restore the hardware filters on open\n\nbcmgenet_hfb_init() runs INIT_LIST_HEAD() on priv->rxnfc_list, which drops\nevery rule off the list, and bcmgenet_open() calls it on each ifup. Every\nrule the user configured is silently lost:\n\n  # ethtool -N eth0 flow-type ether dst $MAC action 0\n  Added rule with ID 0\n  # ethtool -n eth0 | grep -c Filter:\n  1\n  # ip link set eth0 down && ip link set eth0 up\n  # ethtool -n eth0 | grep -c Filter:\n  0\n\nInitialise the lists once at probe and restore the rules on open, as\nbcmgenet_resume() already does.","Type":"Description","Title":"net: bcmgenet: restore the hardware filters on open"}]}}}