CVE-2017-13686

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:4.13:rc1:*:*:*:*:*:*", "matchCriteriaId": "00DC2A8C-1E8B-4799-BE91-771BB321246D", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:4.13:rc2:*:*:*:*:*:*", "matchCriteriaId": "CCBE5190-4EFC-4C4E-BE91-5711E04F3D26", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:4.13:rc3:*:*:*:*:*:*", "matchCriteriaId": "CB7715C0-AB55-458B-9242-8BEE9446F6D4", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:4.13:rc4:*:*:*:*:*:*", "matchCriteriaId": "BA601A37-DCB0-45D4-AE9A-637221D488DA", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:4.13:rc5:*:*:*:*:*:*", "matchCriteriaId": "44295B9F-B686-4BD8-8C59-26CB590557B9", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:4.13:rc6:*:*:*:*:*:*", "matchCriteriaId": "BBAEC1E0-FD67-4750-9816-975321F3EF01", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "net/ipv4/route.c in the Linux kernel 4.13-rc1 through 4.13-rc6 is too late to check for a NULL fi field when RTM_F_FIB_MATCH is set, which allows local users to cause a denial of service (NULL pointer dereference) or possibly have unspecified other impact via crafted system calls. NOTE: this does not affect any stable release."}, {"lang": "es", "value": "net/ipv4/route.c en el kernel Linux 4.13-rc1 en su versi\u00f3n 4.13-rc6 comprueba demasiado tarde el campo fi NULL cuando se establece RTM_F_FIB_MATCH, lo que permite que usuarios locales provoquen una denegaci\u00f3n de servicio (desreferencia de puntero NULL) o que tengan un impacto sin especificar mediante llamadas del sistema manipuladas. NOTA: Esto no afecta a ninguna distribuci\u00f3n estable."}], "id": "CVE-2017-13686", "lastModified": "2026-06-17T01:04:59.070", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 7.2, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 3.9, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.0"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2017-08-24T22:29:00.237", "references": [{"source": "cve@mitre.org", "tags": ["Patch", "Vendor Advisory"], "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=bc3aae2bbac46dd894c89db5d5e98f7f0ef9e205"}, {"source": "cve@mitre.org", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/torvalds/linux/commit/bc3aae2bbac46dd894c89db5d5e98f7f0ef9e205"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=bc3aae2bbac46dd894c89db5d5e98f7f0ef9e205"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/torvalds/linux/commit/bc3aae2bbac46dd894c89db5d5e98f7f0ef9e205"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-476"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: NULL pointer dereference due to late check for a NULL fi field when RTM_F_FIB_MATCH is set", "id": "1485265", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1485265"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-476", "details": ["net/ipv4/route.c in the Linux kernel 4.13-rc1 through 4.13-rc6 is too late to check for a NULL fi field when RTM_F_FIB_MATCH is set, which allows local users to cause a denial of service (NULL pointer dereference) or possibly have unspecified other impact via crafted system calls. NOTE: this does not affect any stable release."], "name": "CVE-2017-13686", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 5"}, {"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-alt", "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:/a:redhat:enterprise_mrg:2", "fix_state": "Not affected", "package_name": "realtime-kernel", "product_name": "Red Hat Enterprise MRG 2"}], "public_date": "2017-08-16T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2017-13686\nhttps://nvd.nist.gov/vuln/detail/CVE-2017-13686"], "threat_severity": "Moderate"}

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