{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2022-48908", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-08-21T06:06:23.293Z", "datePublished": "2024-08-22T01:30:49.441Z", "dateUpdated": "2026-05-11T18:49:29.700Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T18:49:29.700Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: arcnet: com20020: Fix null-ptr-deref in com20020pci_probe()\n\nDuring driver initialization, the pointer of card info, i.e. the\nvariable 'ci' is required. However, the definition of\n'com20020pci_id_table' reveals that this field is empty for some\ndevices, which will cause null pointer dereference when initializing\nthese devices.\n\nThe following log reveals it:\n\n[ 3.973806] KASAN: null-ptr-deref in range [0x0000000000000028-0x000000000000002f]\n[ 3.973819] RIP: 0010:com20020pci_probe+0x18d/0x13e0 [com20020_pci]\n[ 3.975181] Call Trace:\n[ 3.976208] local_pci_probe+0x13f/0x210\n[ 3.977248] pci_device_probe+0x34c/0x6d0\n[ 3.977255] ? pci_uevent+0x470/0x470\n[ 3.978265] really_probe+0x24c/0x8d0\n[ 3.978273] __driver_probe_device+0x1b3/0x280\n[ 3.979288] driver_probe_device+0x50/0x370\n\nFix this by checking whether the 'ci' is a null pointer first."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/net/arcnet/com20020-pci.c"], "versions": [{"version": "8c14f9c70327a6fb75534c4c61d7ea9c82ccf78f", "lessThan": "8e3bc7c5bbf87e86e9cd652ca2a9166942d86206", "status": "affected", "versionType": "git"}, {"version": "8c14f9c70327a6fb75534c4c61d7ea9c82ccf78f", "lessThan": "b1ee6b9340a38bdb9e5c90f0eac5b22b122c3049", "status": "affected", "versionType": "git"}, {"version": "8c14f9c70327a6fb75534c4c61d7ea9c82ccf78f", "lessThan": "b838add93e1dd98210482dc433768daaf752bdef", "status": "affected", "versionType": "git"}, {"version": "8c14f9c70327a6fb75534c4c61d7ea9c82ccf78f", "lessThan": "e50c589678e50f8d574612e473ca60ef45190896", "status": "affected", "versionType": "git"}, {"version": "8c14f9c70327a6fb75534c4c61d7ea9c82ccf78f", "lessThan": "5f394102ee27dbf051a4e283390cd8d1759dacea", "status": "affected", "versionType": "git"}, {"version": "8c14f9c70327a6fb75534c4c61d7ea9c82ccf78f", "lessThan": "ea372aab54903310756217d81610901a8e66cb7d", "status": "affected", "versionType": "git"}, {"version": "8c14f9c70327a6fb75534c4c61d7ea9c82ccf78f", "lessThan": "ca0bdff4249a644f2ca7a49d410d95b8dacf1f72", 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"https://git.kernel.org/stable/c/e50c589678e50f8d574612e473ca60ef45190896"}, {"url": "https://git.kernel.org/stable/c/5f394102ee27dbf051a4e283390cd8d1759dacea"}, {"url": "https://git.kernel.org/stable/c/ea372aab54903310756217d81610901a8e66cb7d"}, {"url": "https://git.kernel.org/stable/c/ca0bdff4249a644f2ca7a49d410d95b8dacf1f72"}, {"url": "https://git.kernel.org/stable/c/bd6f1fd5d33dfe5d1b4f2502d3694a7cc13f166d"}], "title": "net: arcnet: com20020: Fix null-ptr-deref in com20020pci_probe()", "x_generator": {"engine": "bippy-1.2.0"}}, "adp": [{"problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-476", "lang": "en", "description": "CWE-476 NULL Pointer Dereference"}]}], "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2024-09-10T15:34:10.946683Z", "id": "CVE-2022-48908", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-10-01T17:25:00.573Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}}, {"other": {"type": "ssvc", "content": {"id": "CVE-2022-48908", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-09-10T15:34:10.946683Z"}}}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-476", "description": "CWE-476 NULL Pointer Dereference"}]}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-09-11T12:42:15.977Z"}}], "cna": {"title": "net: arcnet: com20020: Fix null-ptr-deref in com20020pci_probe()", "affected": [{"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "8c14f9c70327a6fb75534c4c61d7ea9c82ccf78f", "lessThan": "8e3bc7c5bbf87e86e9cd652ca2a9166942d86206", "versionType": "git"}, {"status": "affected", "version": "8c14f9c70327a6fb75534c4c61d7ea9c82ccf78f", "lessThan": "b1ee6b9340a38bdb9e5c90f0eac5b22b122c3049", "versionType": "git"}, {"status": "affected", "version": "8c14f9c70327a6fb75534c4c61d7ea9c82ccf78f", "lessThan": "b838add93e1dd98210482dc433768daaf752bdef", "versionType": "git"}, {"status": "affected", "version": "8c14f9c70327a6fb75534c4c61d7ea9c82ccf78f", "lessThan": "e50c589678e50f8d574612e473ca60ef45190896", "versionType": "git"}, {"status": "affected", "version": "8c14f9c70327a6fb75534c4c61d7ea9c82ccf78f", "lessThan": "5f394102ee27dbf051a4e283390cd8d1759dacea", "versionType": "git"}, {"status": "affected", "version": "8c14f9c70327a6fb75534c4c61d7ea9c82ccf78f", "lessThan": "ea372aab54903310756217d81610901a8e66cb7d", "versionType": "git"}, {"status": "affected", "version": "8c14f9c70327a6fb75534c4c61d7ea9c82ccf78f", "lessThan": "ca0bdff4249a644f2ca7a49d410d95b8dacf1f72", "versionType": "git"}, {"status": "affected", "version": "8c14f9c70327a6fb75534c4c61d7ea9c82ccf78f", "lessThan": "bd6f1fd5d33dfe5d1b4f2502d3694a7cc13f166d", "versionType": "git"}], "programFiles": ["drivers/net/arcnet/com20020-pci.c"], "defaultStatus": "unaffected"}, {"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "3.18"}, {"status": "unaffected", "version": "0", "lessThan": "3.18", "versionType": "semver"}, {"status": "unaffected", "version": "4.9.305", "versionType": "semver", "lessThanOrEqual": "4.9.*"}, {"status": "unaffected", "version": "4.14.270", "versionType": "semver", "lessThanOrEqual": "4.14.*"}, {"status": "unaffected", "version": "4.19.233", "versionType": "semver", "lessThanOrEqual": "4.19.*"}, {"status": "unaffected", "version": "5.4.183", "versionType": "semver", "lessThanOrEqual": "5.4.*"}, {"status": "unaffected", "version": "5.10.104", "versionType": "semver", "lessThanOrEqual": "5.10.*"}, {"status": "unaffected", "version": "5.15.27", "versionType": "semver", "lessThanOrEqual": "5.15.*"}, {"status": "unaffected", "version": "5.16.13", "versionType": "semver", "lessThanOrEqual": "5.16.*"}, {"status": "unaffected", "version": "5.17", "versionType": "original_commit_for_fix", "lessThanOrEqual": "*"}], "programFiles": ["drivers/net/arcnet/com20020-pci.c"], "defaultStatus": "affected"}], "references": [{"url": "https://git.kernel.org/stable/c/8e3bc7c5bbf87e86e9cd652ca2a9166942d86206"}, {"url": "https://git.kernel.org/stable/c/b1ee6b9340a38bdb9e5c90f0eac5b22b122c3049"}, {"url": "https://git.kernel.org/stable/c/b838add93e1dd98210482dc433768daaf752bdef"}, {"url": "https://git.kernel.org/stable/c/e50c589678e50f8d574612e473ca60ef45190896"}, {"url": "https://git.kernel.org/stable/c/5f394102ee27dbf051a4e283390cd8d1759dacea"}, {"url": "https://git.kernel.org/stable/c/ea372aab54903310756217d81610901a8e66cb7d"}, {"url": "https://git.kernel.org/stable/c/ca0bdff4249a644f2ca7a49d410d95b8dacf1f72"}, {"url": "https://git.kernel.org/stable/c/bd6f1fd5d33dfe5d1b4f2502d3694a7cc13f166d"}], "x_generator": {"engine": "bippy-1.2.0"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: arcnet: com20020: Fix null-ptr-deref in com20020pci_probe()\n\nDuring driver initialization, the pointer of card info, i.e. the\nvariable 'ci' is required. However, the definition of\n'com20020pci_id_table' reveals that this field is empty for some\ndevices, which will cause null pointer dereference when initializing\nthese devices.\n\nThe following log reveals it:\n\n[ 3.973806] KASAN: null-ptr-deref in range [0x0000000000000028-0x000000000000002f]\n[ 3.973819] RIP: 0010:com20020pci_probe+0x18d/0x13e0 [com20020_pci]\n[ 3.975181] Call Trace:\n[ 3.976208] local_pci_probe+0x13f/0x210\n[ 3.977248] pci_device_probe+0x34c/0x6d0\n[ 3.977255] ? pci_uevent+0x470/0x470\n[ 3.978265] really_probe+0x24c/0x8d0\n[ 3.978273] __driver_probe_device+0x1b3/0x280\n[ 3.979288] driver_probe_device+0x50/0x370\n\nFix this by checking whether the 'ci' is a null pointer first."}], "cpeApplicability": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "4.9.305", "versionStartIncluding": "3.18"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "4.14.270", "versionStartIncluding": "3.18"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "4.19.233", "versionStartIncluding": "3.18"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "5.4.183", "versionStartIncluding": "3.18"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "5.10.104", "versionStartIncluding": "3.18"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "5.15.27", "versionStartIncluding": "3.18"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "5.16.13", "versionStartIncluding": "3.18"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "5.17", "versionStartIncluding": "3.18"}], "operator": "OR"}]}], "providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2025-05-04T08:25:53.403Z"}}}, "cveMetadata": {"cveId": "CVE-2022-48908", "state": "PUBLISHED", "dateUpdated": "2025-10-01T17:25:00.573Z", "dateReserved": "2024-08-21T06:06:23.293Z", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "datePublished": "2024-08-22T01:30:49.441Z", "assignerShortName": "Linux"}, "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "FD5759B6-D0C9-44AA-A127-E183C95F00A4", "versionEndExcluding": "4.9.305", "versionStartIncluding": "3.18", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "51C0B6F2-A904-4FE6-B06B-CE26226B22B7", "versionEndExcluding": "4.14.270", "versionStartIncluding": "4.10", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "B59A7E33-6262-458E-AC76-E8CC4E812344", "versionEndExcluding": "4.19.233", "versionStartIncluding": "4.15", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "76A7616E-E6B9-4A7F-AA7C-1D47F774215F", "versionEndExcluding": "5.4.183", "versionStartIncluding": "4.20", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "764998FC-D1F7-4BAA-BD56-A553C7AB8F08", "versionEndExcluding": "5.10.104", "versionStartIncluding": "5.5", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "B3A8E092-3021-4A34-8DCE-B89D2238818B", "versionEndExcluding": "5.15.27", "versionStartIncluding": "5.11", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "B871B667-EDC0-435D-909E-E918D8D90995", "versionEndExcluding": "5.16.13", "versionStartIncluding": "5.16", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:5.17:rc1:*:*:*:*:*:*", "matchCriteriaId": "7BD5F8D9-54FA-4CB0-B4F0-CB0471FDDB2D", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:5.17:rc2:*:*:*:*:*:*", "matchCriteriaId": "E6E34B23-78B4-4516-9BD8-61B33F4AC49A", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:5.17:rc3:*:*:*:*:*:*", "matchCriteriaId": "C030FA3D-03F4-4FB9-9DBF-D08E5CAC51AA", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:5.17:rc4:*:*:*:*:*:*", "matchCriteriaId": "B2D2677C-5389-4AE9-869D-0F881E80D923", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:5.17:rc5:*:*:*:*:*:*", "matchCriteriaId": "EFA3917C-C322-4D92-912D-ECE45B2E7416", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:5.17:rc6:*:*:*:*:*:*", "matchCriteriaId": "BED18363-5ABC-4639-8BBA-68E771E5BB3F", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: arcnet: com20020: Fix null-ptr-deref in com20020pci_probe()\n\nDuring driver initialization, the pointer of card info, i.e. the\nvariable 'ci' is required. However, the definition of\n'com20020pci_id_table' reveals that this field is empty for some\ndevices, which will cause null pointer dereference when initializing\nthese devices.\n\nThe following log reveals it:\n\n[ 3.973806] KASAN: null-ptr-deref in range [0x0000000000000028-0x000000000000002f]\n[ 3.973819] RIP: 0010:com20020pci_probe+0x18d/0x13e0 [com20020_pci]\n[ 3.975181] Call Trace:\n[ 3.976208] local_pci_probe+0x13f/0x210\n[ 3.977248] pci_device_probe+0x34c/0x6d0\n[ 3.977255] ? pci_uevent+0x470/0x470\n[ 3.978265] really_probe+0x24c/0x8d0\n[ 3.978273] __driver_probe_device+0x1b3/0x280\n[ 3.979288] driver_probe_device+0x50/0x370\n\nFix this by checking whether the 'ci' is a null pointer first."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: net: arcnet: com20020: corrija null-ptr-deref en com20020pci_probe() Durante la inicializaci\u00f3n del controlador, se requiere el puntero de informaci\u00f3n de la tarjeta, es decir, la variable 'ci'. Sin embargo, la definici\u00f3n de 'com20020pci_id_table' revela que este campo est\u00e1 vac\u00edo para algunos dispositivos, lo que provocar\u00e1 una desreferencia del puntero nulo al inicializar estos dispositivos. El siguiente registro lo revela: [3.973806] KASAN: null-ptr-deref en el rango [0x0000000000000028-0x000000000000002f] [3.973819] RIP: 0010:com20020pci_probe+0x18d/0x13e0 [com20020_p ci] [3.975181] Seguimiento de llamadas: [3.976208] local_pci_probe+0x13f /0x210 [3.977248] pci_device_probe+0x34c/0x6d0 [3.977255]? pci_uevent+0x470/0x470 [3.978265] very_probe+0x24c/0x8d0 [3.978273] __driver_probe_device+0x1b3/0x280 [3.979288] driver_probe_device+0x50/0x370 Solucione este problema comprobando primero si el 'ci' es un puntero nulo."}], "id": "CVE-2022-48908", "lastModified": "2025-10-01T18:15:30.047", "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"}, {"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": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}, "published": "2024-08-22T02:15:05.247", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/5f394102ee27dbf051a4e283390cd8d1759dacea"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/8e3bc7c5bbf87e86e9cd652ca2a9166942d86206"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/b1ee6b9340a38bdb9e5c90f0eac5b22b122c3049"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/b838add93e1dd98210482dc433768daaf752bdef"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/bd6f1fd5d33dfe5d1b4f2502d3694a7cc13f166d"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/ca0bdff4249a644f2ca7a49d410d95b8dacf1f72"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/e50c589678e50f8d574612e473ca60ef45190896"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/ea372aab54903310756217d81610901a8e66cb7d"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-476"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-476"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{"bugzilla": {"description": "kernel: net: arcnet: com20020: Fix null-ptr-deref in com20020pci_probe()", "id": "2307161", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2307161"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-476", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nnet: arcnet: com20020: Fix null-ptr-deref in com20020pci_probe()\nDuring driver initialization, the pointer of card info, i.e. the\nvariable 'ci' is required. However, the definition of\n'com20020pci_id_table' reveals that this field is empty for some\ndevices, which will cause null pointer dereference when initializing\nthese devices.\nThe following log reveals it:\n[ 3.973806] KASAN: null-ptr-deref in range [0x0000000000000028-0x000000000000002f]\n[ 3.973819] RIP: 0010:com20020pci_probe+0x18d/0x13e0 [com20020_pci]\n[ 3.975181] Call Trace:\n[ 3.976208] local_pci_probe+0x13f/0x210\n[ 3.977248] pci_device_probe+0x34c/0x6d0\n[ 3.977255] ? pci_uevent+0x470/0x470\n[ 3.978265] really_probe+0x24c/0x8d0\n[ 3.978273] __driver_probe_device+0x1b3/0x280\n[ 3.979288] driver_probe_device+0x50/0x370\nFix this by checking whether the 'ci' is a null pointer first."], "mitigation": {"lang": "en:us", "value": "Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability."}, "name": "CVE-2022-48908", "package_state": [{"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": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2024-08-22T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2022-48908\nhttps://nvd.nist.gov/vuln/detail/CVE-2022-48908\nhttps://lore.kernel.org/linux-cve-announce/2024082213-CVE-2022-48908-27ec@gregkh/T"], "statement": "Red Hat Enterprise Linux is not impacted by this CVE, as the vulnerability in question does not affect the specific versions or configurations of the Linux kernel used in its distributions. This ensures that users of Red Hat Enterprise Linux are not exposed to the potential risks associated with this issue, and no further action or mitigation is necessary for systems running this operating system.", "threat_severity": "Moderate"}

{}