{"api_version":"1","generated_at":"2026-10-23T09:02:13+00:00","cve":"CVE-2026-98806","urls":{"html":"https://cve.report/CVE-2026-98806","api":"https://cve.report/api/cve/CVE-2026-98806.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-98806","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-98806"},"summary":{"title":"octeontx2-pf: Fix aura BPID assignment when CONFIG_DCB is enabled","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nocteontx2-pf: Fix aura BPID assignment when CONFIG_DCB is enabled\n\nPreviously, BPID assignment under CONFIG_DCB assumed\n`queue_to_pfc_map` was always initialized. For SDP VFs this leads to\ninvalid memory access as it was not initialized.\n\nThis patch adds a NULL check for `queue_to_pfc_map` before\ndereferencing it. Also, simplifies the logic by always assigning a\ndefault BPID first, then conditionally overriding it if CONFIG_DCB is\nenabled and the map exists.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-10-18 16:17:34","updated_at":"2026-10-19 10:19:44"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/59fbbded05e559675930fd521b8d62b72828b52d","name":"https://git.kernel.org/stable/c/59fbbded05e559675930fd521b8d62b72828b52d","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/056994563935e049093f100efaad7e63ad113814","name":"https://git.kernel.org/stable/c/056994563935e049093f100efaad7e63ad113814","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-98806","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-98806","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 184fb40f731bd3353b0887731f7caba66609e9cd 59fbbded05e559675930fd521b8d62b72828b52d git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 184fb40f731bd3353b0887731f7caba66609e9cd 056994563935e049093f100efaad7e63ad113814 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 22079d5ae4a33679150f7de89f4107f4e0446886 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.14.9 6.15 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.15","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.15 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.2.10 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":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/net/ethernet/marvell/octeontx2/nic/cn20k.c","drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.c","drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.h"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"59fbbded05e559675930fd521b8d62b72828b52d","status":"affected","version":"184fb40f731bd3353b0887731f7caba66609e9cd","versionType":"git"},{"lessThan":"056994563935e049093f100efaad7e63ad113814","status":"affected","version":"184fb40f731bd3353b0887731f7caba66609e9cd","versionType":"git"},{"status":"affected","version":"22079d5ae4a33679150f7de89f4107f4e0446886","versionType":"git"},{"lessThan":"6.15","status":"affected","version":"6.14.9","versionType":"semver"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/net/ethernet/marvell/octeontx2/nic/cn20k.c","drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.c","drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.h"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.15"},{"lessThan":"6.15","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"7.2.*","status":"unaffected","version":"7.2.10","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":"7.2.10","versionStartIncluding":"6.15","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.3","versionStartIncluding":"6.15","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.14.9","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nocteontx2-pf: Fix aura BPID assignment when CONFIG_DCB is enabled\n\nPreviously, BPID assignment under CONFIG_DCB assumed\n`queue_to_pfc_map` was always initialized. For SDP VFs this leads to\ninvalid memory access as it was not initialized.\n\nThis patch adds a NULL check for `queue_to_pfc_map` before\ndereferencing it. Also, simplifies the logic by always assigning a\ndefault BPID first, then conditionally overriding it if CONFIG_DCB is\nenabled and the map exists."}],"providerMetadata":{"dateUpdated":"2026-10-19T09:25:59.674Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/59fbbded05e559675930fd521b8d62b72828b52d"},{"url":"https://git.kernel.org/stable/c/056994563935e049093f100efaad7e63ad113814"}],"title":"octeontx2-pf: Fix aura BPID assignment when CONFIG_DCB is enabled","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-98806","datePublished":"2026-10-18T15:48:52.707Z","dateReserved":"2026-09-25T10:25:14.371Z","dateUpdated":"2026-10-19T09:25:59.674Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-10-18 16:17:34","lastModifiedDate":"2026-10-19 10:19:44","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"98806","Ordinal":"1","Title":"octeontx2-pf: Fix aura BPID assignment when CONFIG_DCB is enable","CVE":"CVE-2026-98806","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"98806","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nocteontx2-pf: Fix aura BPID assignment when CONFIG_DCB is enabled\n\nPreviously, BPID assignment under CONFIG_DCB assumed\n`queue_to_pfc_map` was always initialized. For SDP VFs this leads to\ninvalid memory access as it was not initialized.\n\nThis patch adds a NULL check for `queue_to_pfc_map` before\ndereferencing it. Also, simplifies the logic by always assigning a\ndefault BPID first, then conditionally overriding it if CONFIG_DCB is\nenabled and the map exists.","Type":"Description","Title":"octeontx2-pf: Fix aura BPID assignment when CONFIG_DCB is enable"}]}}}