CVE-2013-4348

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skb_flow_dissect en net/core/flow_dissector.c en el kernel de Linux hasta la versi\u00f3n 3.12 permite a atacantes remotos provocar una denegaci\u00f3n de servicio (bucle infinito) a trav\u00e9s de un peque\u00f1o valor en el campo IHL de un paquete con encapsulaci\u00f3n IPIP."}], "id": "CVE-2013-4348", "lastModified": "2026-06-16T23:57:04.293", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 7.1, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:C", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 6.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2013-11-04T15:55:05.460", "references": [{"source": 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{"acknowledgement": "This issue was discovered by Jason Wang (Red Hat).", "affected_release": [{"advisory": "RHSA-2013:1490", "cpe": "cpe:/a:redhat:enterprise_mrg:2:server:el6", "package": "kernel-rt-0:3.8.13-rt14.25.el6rt", "product_name": "Red Hat Enterprise MRG 2", "release_date": "2013-10-31T00:00:00Z"}], "bugzilla": {"description": "kernel: net: deadloop path in skb_flow_dissect()", "id": "1007939", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1007939"}, "csaw": false, "cvss": {"cvss_base_score": "7.1", "cvss_scoring_vector": "AV:N/AC:M/Au:N/C:N/I:N/A:C", "status": "verified"}, "cwe": "CWE-228->CWE-835", "details": ["The skb_flow_dissect function in net/core/flow_dissector.c in the Linux kernel through 3.12 allows remote attackers to cause a denial of service (infinite loop) via a small value in the IHL field of a packet with IPIP encapsulation."], "name": "CVE-2013-4348", "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"}], "public_date": "2013-10-31T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2013-4348\nhttps://nvd.nist.gov/vuln/detail/CVE-2013-4348"], "statement": "This issue does not affect Linux kernel packages as shipped with Red Hat Enterprise Linux 5 and 6. Future Linux kernel updates for Red Hat Enterprise Linux MRG 2 might address this issue.", "threat_severity": "Important"}

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