CVE-2011-1770

{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "datePublic": "2011-05-06T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "Integer underflow in the dccp_parse_options function (net/dccp/options.c) in the Linux kernel before 2.6.33.14 allows remote attackers to cause a denial of service via a Datagram Congestion Control Protocol (DCCP) packet with an invalid feature options length, which triggers a buffer over-read."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2011-09-07T09:00:00.000Z", "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "shortName": "redhat"}, "references": [{"name": "1025592", "tags": ["vdb-entry", "x_refsource_SECTRACK"], "url": "http://www.securitytracker.com/id?1025592"}, {"name": "[linux-kernel] 20110506 [PATCH] dccp: handle invalid feature options length", "tags": ["mailing-list", "x_refsource_MLIST"], "url": "http://marc.info/?l=linux-kernel&m=130468845209036&w=2"}, {"name": "47769", "tags": ["vdb-entry", "x_refsource_BID"], "url": "http://www.securityfocus.com/bid/47769"}, {"name": "[linux-kernel] 20110506 Re: [PATCH] dccp: handle invalid feature options length", "tags": ["mailing-list", "x_refsource_MLIST"], "url": "http://marc.info/?l=linux-kernel&m=130469305815140&w=2"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=703011"}, {"name": "44932", "tags": ["third-party-advisory", "x_refsource_SECUNIA"], "url": "http://secunia.com/advisories/44932"}, {"name": "8286", "tags": ["third-party-advisory", "x_refsource_SREASON"], "url": "http://securityreason.com/securityalert/8286"}, {"name": "FEDORA-2011-7823", "tags": ["vendor-advisory", "x_refsource_FEDORA"], "url": "http://lists.fedoraproject.org/pipermail/package-announce/2011-June/061236.html"}, {"tags": ["x_refsource_CONFIRM"], "url": "http://www.kernel.org/pub/linux/kernel/v2.6/longterm/v2.6.33/ChangeLog-2.6.33.14"}, {"name": "FEDORA-2011-7551", "tags": ["vendor-advisory", "x_refsource_FEDORA"], "url": "http://lists.fedoraproject.org/pipermail/package-announce/2011-June/061366.html"}]}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-06T22:37:25.787Z"}, "title": "CVE Program Container", "references": [{"name": "1025592", "tags": ["vdb-entry", "x_refsource_SECTRACK", "x_transferred"], "url": "http://www.securitytracker.com/id?1025592"}, {"name": "[linux-kernel] 20110506 [PATCH] dccp: handle invalid feature options length", "tags": ["mailing-list", "x_refsource_MLIST", "x_transferred"], "url": "http://marc.info/?l=linux-kernel&m=130468845209036&w=2"}, {"name": "47769", "tags": ["vdb-entry", "x_refsource_BID", "x_transferred"], "url": "http://www.securityfocus.com/bid/47769"}, {"name": "[linux-kernel] 20110506 Re: [PATCH] dccp: handle invalid feature options length", "tags": ["mailing-list", "x_refsource_MLIST", "x_transferred"], "url": "http://marc.info/?l=linux-kernel&m=130469305815140&w=2"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=703011"}, {"name": "44932", "tags": ["third-party-advisory", "x_refsource_SECUNIA", "x_transferred"], "url": "http://secunia.com/advisories/44932"}, {"name": "8286", "tags": ["third-party-advisory", "x_refsource_SREASON", "x_transferred"], "url": "http://securityreason.com/securityalert/8286"}, {"name": "FEDORA-2011-7823", "tags": ["vendor-advisory", "x_refsource_FEDORA", "x_transferred"], "url": "http://lists.fedoraproject.org/pipermail/package-announce/2011-June/061236.html"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "http://www.kernel.org/pub/linux/kernel/v2.6/longterm/v2.6.33/ChangeLog-2.6.33.14"}, {"name": "FEDORA-2011-7551", "tags": ["vendor-advisory", "x_refsource_FEDORA", "x_transferred"], "url": "http://lists.fedoraproject.org/pipermail/package-announce/2011-June/061366.html"}]}]}, "cveMetadata": {"assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "assignerShortName": "redhat", "cveId": "CVE-2011-1770", "datePublished": "2011-06-24T20:00:00.000Z", "dateReserved": "2011-04-19T00:00:00.000Z", "dateUpdated": "2024-08-06T22:37:25.787Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{}

{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "secalert@redhat.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "F0B1F85E-84E0-4A94-8E08-B275E5D5CD25", "versionEndExcluding": "2.6.33.14", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:fedoraproject:fedora:14:*:*:*:*:*:*:*", "matchCriteriaId": "BDE52846-24EC-4068-B788-EC7F915FFF11", "vulnerable": true}, {"criteria": "cpe:2.3:o:fedoraproject:fedora:15:*:*:*:*:*:*:*", "matchCriteriaId": "9396E005-22D8-4342-9323-C7DEA379191D", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Integer underflow in the dccp_parse_options function (net/dccp/options.c) in the Linux kernel before 2.6.33.14 allows remote attackers to cause a denial of service via a Datagram Congestion Control Protocol (DCCP) packet with an invalid feature options length, which triggers a buffer over-read."}, {"lang": "es", "value": "Desbordamiento de entero en la funci\u00f3n dccp_parse_options (net/DCCP/options.c) en el kernel de Linux antes de la versi\u00f3n v2.6.33.14 permite a atacantes remotos causar una denegaci\u00f3n de servicio a trav\u00e9s de un paquete de datagramas del Protocolo de control de congesti\u00f3n (DCCP) con una longitud de opciones de caracter\u00edsticas no v\u00e1lida, lo que provoca una sobre lectura de un b\u00fafer.\r\n"}], "id": "CVE-2011-1770", "lastModified": "2026-06-16T23:29:59.690", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 7.8, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:C", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 6.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2011-06-24T20:55:03.530", "references": [{"source": "secalert@redhat.com", "tags": ["Third Party Advisory"], "url": "http://lists.fedoraproject.org/pipermail/package-announce/2011-June/061236.html"}, {"source": "secalert@redhat.com", "tags": ["Patch", "Third Party Advisory"], "url": "http://lists.fedoraproject.org/pipermail/package-announce/2011-June/061366.html"}, {"source": "secalert@redhat.com", "tags": ["Patch", "Third Party Advisory"], "url": "http://marc.info/?l=linux-kernel&m=130468845209036&w=2"}, {"source": "secalert@redhat.com", "tags": ["Patch", "Third Party Advisory"], "url": "http://marc.info/?l=linux-kernel&m=130469305815140&w=2"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory", "Vendor Advisory"], "url": "http://secunia.com/advisories/44932"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory"], "url": "http://securityreason.com/securityalert/8286"}, {"source": "secalert@redhat.com", "tags": ["Release Notes", "Vendor Advisory"], "url": "http://www.kernel.org/pub/linux/kernel/v2.6/longterm/v2.6.33/ChangeLog-2.6.33.14"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/47769"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securitytracker.com/id?1025592"}, {"source": "secalert@redhat.com", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=703011"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "http://lists.fedoraproject.org/pipermail/package-announce/2011-June/061236.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "http://lists.fedoraproject.org/pipermail/package-announce/2011-June/061366.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "http://marc.info/?l=linux-kernel&m=130468845209036&w=2"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "http://marc.info/?l=linux-kernel&m=130469305815140&w=2"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "Vendor Advisory"], "url": "http://secunia.com/advisories/44932"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "http://securityreason.com/securityalert/8286"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes", "Vendor Advisory"], "url": "http://www.kernel.org/pub/linux/kernel/v2.6/longterm/v2.6.33/ChangeLog-2.6.33.14"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/47769"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securitytracker.com/id?1025592"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=703011"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-191"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"acknowledgement": "Red Hat would like to thank Dan Rosenberg for reporting this issue.", "affected_release": [{"advisory": "RHSA-2011:0836", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "kernel-0:2.6.32-131.2.1.el6", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2011-06-01T00:00:00Z"}, {"advisory": "RHSA-2011:1253", "cpe": "cpe:/a:redhat:enterprise_mrg:2:server:el6", "package": "kernel-rt-0:2.6.33.9-rt31.75.el6rt", "product_name": "Red Hat Enterprise MRG 2", "release_date": "2011-09-12T00:00:00Z"}], "bugzilla": {"description": "kernel: dccp: handle invalid feature options length", "id": "703011", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=703011"}, "csaw": false, "cvss": {"cvss_base_score": "7.8", "cvss_scoring_vector": "AV:N/AC:L/Au:N/C:N/I:N/A:C", "status": "verified"}, "cwe": "CWE-190->CWE-119", "details": ["Integer underflow in the dccp_parse_options function (net/dccp/options.c) in the Linux kernel before 2.6.33.14 allows remote attackers to cause a denial of service via a Datagram Congestion Control Protocol (DCCP) packet with an invalid feature options length, which triggers a buffer over-read."], "name": "CVE-2011-1770", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:4", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 4"}, {"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/a:redhat:enterprise_mrg:1", "fix_state": "Affected", "package_name": "realtime-kernel", "product_name": "Red Hat Enterprise MRG 1"}], "public_date": "2011-05-06T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2011-1770\nhttps://nvd.nist.gov/vuln/detail/CVE-2011-1770"], "statement": "This issue does not affect Red Hat Enterprise Linux 4 and 5: Red Hat Enterprise Linux 4 does not provide support for the Datagram Congestion Control Protocol (DCCP), and Red Hat Enterprise Linux 5, which does support DCCP, did not backport the upstream commit that introduced this issue, e77b8363b. This has been addressed in Red Hat Enterprise Linux 6 and Red Hat Enterprise MRG via https://rhn.redhat.com/errata/RHSA-2011-0836.html and https://rhn.redhat.com/errata/RHSA-2011-1253.html.", "threat_severity": "Important"}

{}