{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-23070", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-01-13T15:37:45.955Z", "datePublished": "2026-02-04T16:07:50.675Z", "dateUpdated": "2026-02-09T08:38:09.399Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-02-09T08:38:09.399Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nOcteontx2-af: Add proper checks for fwdata\n\nfirmware populates MAC address, link modes (supported, advertised)\nand EEPROM data in shared firmware structure which kernel access\nvia MAC block(CGX/RPM).\n\nAccessing fwdata, on boards booted with out MAC block leading to\nkernel panics.\n\nInternal error: Oops: 0000000096000005 [#1] SMP\n[ 10.460721] Modules linked in:\n[ 10.463779] CPU: 0 UID: 0 PID: 174 Comm: kworker/0:3 Not tainted 6.19.0-rc5-00154-g76ec646abdf7-dirty #3 PREEMPT\n[ 10.474045] Hardware name: Marvell OcteonTX CN98XX board (DT)\n[ 10.479793] Workqueue: events work_for_cpu_fn\n[ 10.484159] pstate: 80400009 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)\n[ 10.491124] pc : rvu_sdp_init+0x18/0x114\n[ 10.495051] lr : rvu_probe+0xe58/0x1d18"}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/net/ethernet/marvell/octeontx2/af/rvu_cgx.c", "drivers/net/ethernet/marvell/octeontx2/af/rvu_sdp.c"], "versions": [{"version": "997814491cee7b19c162ad82439818e555f99ad9", "lessThan": "e343973fab43c266a40e4e0dabdc4216db6d5eff", "status": "affected", "versionType": "git"}, {"version": "997814491cee7b19c162ad82439818e555f99ad9", "lessThan": "4a3dba48188208e4f66822800e042686784d29d1", "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/marvell/octeontx2/af/rvu_cgx.c", "drivers/net/ethernet/marvell/octeontx2/af/rvu_sdp.c"], "versions": [{"version": "6.9", "status": "affected"}, {"version": "0", "lessThan": "6.9", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.8", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.19", "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": "6.9", "versionEndExcluding": "6.18.8"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.9", "versionEndExcluding": "6.19"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/e343973fab43c266a40e4e0dabdc4216db6d5eff"}, {"url": "https://git.kernel.org/stable/c/4a3dba48188208e4f66822800e042686784d29d1"}], "title": "Octeontx2-af: Add proper checks for fwdata", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "240E945F-1F73-4084-A636-E697646B035B", "versionEndExcluding": "6.18.8", "versionStartIncluding": "6.9", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.19:rc1:*:*:*:*:*:*", "matchCriteriaId": "17B67AA7-40D6-4AFA-8459-F200F3D7CFD1", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.19:rc2:*:*:*:*:*:*", "matchCriteriaId": "C47E4CC9-C826-4FA9-B014-7FE3D9B318B2", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.19:rc3:*:*:*:*:*:*", "matchCriteriaId": "F71D92C0-C023-48BD-B3B6-70B638EEE298", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.19:rc4:*:*:*:*:*:*", "matchCriteriaId": "13580667-0A98-40CC-B29F-D12790B91BDB", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.19:rc5:*:*:*:*:*:*", "matchCriteriaId": "CAD1FED7-CF48-47BF-AC7D-7B6FA3C065FC", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.19:rc6:*:*:*:*:*:*", "matchCriteriaId": "3EF854A1-ABB1-4E93-BE9A-44569EC76C0D", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nOcteontx2-af: Add proper checks for fwdata\n\nfirmware populates MAC address, link modes (supported, advertised)\nand EEPROM data in shared firmware structure which kernel access\nvia MAC block(CGX/RPM).\n\nAccessing fwdata, on boards booted with out MAC block leading to\nkernel panics.\n\nInternal error: Oops: 0000000096000005 [#1] SMP\n[ 10.460721] Modules linked in:\n[ 10.463779] CPU: 0 UID: 0 PID: 174 Comm: kworker/0:3 Not tainted 6.19.0-rc5-00154-g76ec646abdf7-dirty #3 PREEMPT\n[ 10.474045] Hardware name: Marvell OcteonTX CN98XX board (DT)\n[ 10.479793] Workqueue: events work_for_cpu_fn\n[ 10.484159] pstate: 80400009 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)\n[ 10.491124] pc : rvu_sdp_init+0x18/0x114\n[ 10.495051] lr : rvu_probe+0xe58/0x1d18"}, {"lang": "es", "value": "En el kernel de Linux, la siguiente vulnerabilidad ha sido resuelta:\n\nOcteontx2-af: A\u00f1adir comprobaciones adecuadas para fwdata\n\nEl firmware rellena la direcci\u00f3n MAC, los modos de enlace (soportados, anunciados) y los datos de la EEPROM en una estructura de firmware compartida a la que el kernel accede a trav\u00e9s del bloque MAC (CGX/RPM).\n\nAcceder a fwdata, en placas arrancadas sin bloque MAC, lleva a p\u00e1nicos del kernel.\n\nError interno: Oops: 0000000096000005 [#1] SMP\n[ 10.460721] M\u00f3dulos enlazados:\n[ 10.463779] CPU: 0 UID: 0 PID: 174 Comm: kworker/0:3 Not tainted 6.19.0-rc5-00154-g76ec646abdf7-dirty #3 PREEMPT\n[ 10.474045] Nombre del hardware: Marvell OcteonTX CN98XX board (DT)\n[ 10.479793] Cola de trabajo: events work_for_cpu_fn\n[ 10.484159] pstate: 80400009 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)\n[ 10.491124] pc : rvu_sdp_init+0x18/0x114\n[ 10.495051] lr : rvu_probe+0xe58/0x1d18"}], "id": "CVE-2026-23070", "lastModified": "2026-03-18T20:14:06.230", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2026-02-04T17:16:17.717", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/4a3dba48188208e4f66822800e042686784d29d1"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/e343973fab43c266a40e4e0dabdc4216db6d5eff"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: Octeontx2-af: Add proper checks for fwdata", "id": "2436763", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2436763"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.0", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "status": "draft"}, "details": ["No description is available for this CVE."], "name": "CVE-2026-23070", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2026-02-04T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-23070\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-23070\nhttps://lore.kernel.org/linux-cve-announce/2026020418-CVE-2026-23070-2fcd@gregkh/T"], "threat_severity": "Moderate"}

{}