{"api_version":"1","generated_at":"2026-07-23T07:37:23+00:00","cve":"CVE-2017-8824","urls":{"html":"https://cve.report/CVE-2017-8824","api":"https://cve.report/api/cve/CVE-2017-8824.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2017-8824","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2017-8824"},"summary":{"title":"CVE-2017-8824","description":"The dccp_disconnect function in net/dccp/proto.c in the Linux kernel through 4.14.3 allows local users to gain privileges or cause a denial of service (use-after-free) via an AF_UNSPEC connect system call during the DCCP_LISTEN state.","state":"PUBLIC","assigner":"security@debian.org","published_at":"2017-12-05 09:29:00","updated_at":"2023-02-24 18:32:00"},"problem_types":["CWE-416"],"metrics":[],"references":[{"url":"https://www.debian.org/security/2018/dsa-4082","name":"DSA-4082","refsource":"DEBIAN","tags":[],"title":"Debian -- Security Information -- DSA-4082-1 linux","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://access.redhat.com/errata/RHSA-2018:0399","name":"RHSA-2018:0399","refsource":"REDHAT","tags":[],"title":"Red Hat Customer Portal","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://access.redhat.com/errata/RHSA-2018:1130","name":"RHSA-2018:1130","refsource":"REDHAT","tags":[],"title":"Red Hat Customer Portal","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://access.redhat.com/errata/RHSA-2018:1216","name":"RHSA-2018:1216","refsource":"REDHAT","tags":[],"title":"Red Hat Customer Portal","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://usn.ubuntu.com/3581-3/","name":"USN-3581-3","refsource":"UBUNTU","tags":[],"title":"USN-3581-3: Linux kernel (Raspberry Pi 2) vulnerabilities | Ubuntu security notices | Ubuntu","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://usn.ubuntu.com/3582-2/","name":"USN-3582-2","refsource":"UBUNTU","tags":[],"title":"USN-3582-2: Linux kernel (Xenial HWE) vulnerabilities | Ubuntu security notices","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.debian.org/debian-lts-announce/2017/12/msg00004.html","name":"[debian-lts-announce] 20171210 [SECURITY] [DLA 1200-1] linux security update","refsource":"MLIST","tags":[],"title":"[SECURITY] [DLA 1200-1] linux security update","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://access.redhat.com/errata/RHSA-2018:0676","name":"RHSA-2018:0676","refsource":"REDHAT","tags":[],"title":"Red Hat Customer Portal","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://usn.ubuntu.com/3582-1/","name":"USN-3582-1","refsource":"UBUNTU","tags":[],"title":"USN-3582-1: Linux kernel vulnerabilities | Ubuntu security notices","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://help.ecostruxureit.com/display/public/UADCE725/Security+fixes+in+StruxureWare+Data+Center+Expert+v7.6.0","name":"https://help.ecostruxureit.com/display/public/UADCE725/Security+fixes+in+StruxureWare+Data+Center+Expert+v7.6.0","refsource":"CONFIRM","tags":[],"title":"DCIM Support","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://usn.ubuntu.com/3581-1/","name":"USN-3581-1","refsource":"UBUNTU","tags":[],"title":"USN-3581-1: Linux kernel vulnerabilities | Ubuntu security notices","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://www.openwall.com/lists/oss-security/2017/12/05/1","name":"http://www.openwall.com/lists/oss-security/2017/12/05/1","refsource":"MISC","tags":["Mailing List","Third Party Advisory"],"title":"oss-security - CVE-2017-8824 linux: use-after-free in DCCP code","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://access.redhat.com/errata/RHSA-2018:3822","name":"RHSA-2018:3822","refsource":"REDHAT","tags":[],"title":"Red Hat Customer Portal","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.debian.org/security/2017/dsa-4073","name":"DSA-4073","refsource":"DEBIAN","tags":[],"title":"Debian -- Security Information -- DSA-4073-1 linux","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://usn.ubuntu.com/3583-2/","name":"USN-3583-2","refsource":"UBUNTU","tags":[],"title":"USN-3583-2: Linux kernel (Trusty HWE) vulnerabilities | Ubuntu security notices","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://access.redhat.com/errata/RHSA-2018:1170","name":"RHSA-2018:1170","refsource":"REDHAT","tags":[],"title":"Red Hat Customer Portal","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://access.redhat.com/errata/RHSA-2018:1062","name":"RHSA-2018:1062","refsource":"REDHAT","tags":[],"title":"Red Hat Customer Portal","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://usn.ubuntu.com/3583-1/","name":"USN-3583-1","refsource":"UBUNTU","tags":[],"title":"USN-3583-1: Linux kernel vulnerabilities | Ubuntu security notices","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2018-01/msg00007.html","name":"SUSE-SU-2018:0011","refsource":"SUSE","tags":[],"title":"[security-announce] SUSE-SU-2018:0011-1: important: Security update for","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://usn.ubuntu.com/3581-2/","name":"USN-3581-2","refsource":"UBUNTU","tags":[],"title":"USN-3581-2: Linux kernel (HWE) vulnerabilities | Ubuntu security notices","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://lists.openwall.net/netdev/2017/12/04/224","name":"http://lists.openwall.net/netdev/2017/12/04/224","refsource":"MISC","tags":["Third Party Advisory"],"title":"netdev - [PATCH] dccp: CVE-2017-8824: use-after-free in DCCP code","mime":"text/x-diff","httpstatus":"200","archivestatus":"200"},{"url":"http://www.securityfocus.com/bid/102056","name":"102056","refsource":"BID","tags":["Third Party Advisory","VDB Entry"],"title":"Linux Kernel CVE-2017-8824 Local Privilege Escalation Vulnerability","mime":"text/html","httpstatus":"200","archivestatus":"0"},{"url":"https://access.redhat.com/errata/RHSA-2018:1319","name":"RHSA-2018:1319","refsource":"REDHAT","tags":[],"title":"Red Hat Customer Portal","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.exploit-db.com/exploits/43234/","name":"43234","refsource":"EXPLOIT-DB","tags":["Exploit","Third Party Advisory","VDB Entry"],"title":"Linux Kernel 4.10.5 / < 4.14.3 (Ubuntu) - DCCP Socket Use-After-Free - Linux dos Exploit","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2017-8824","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-8824","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2017","cve_id":"8824","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"linux","cpe5":"linux_kernel","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2017","cve_id":"8824","vulnerable":"1","versionEndIncluding":"4.14.3","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"linux","cpe5":"linux_kernel","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"CVE_data_meta":{"ASSIGNER":"security@debian.org","ID":"CVE-2017-8824","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"Linux kernel through 4.14.3","version":{"version_data":[{"version_value":"Linux kernel through 4.14.3"}]}}]},"vendor_name":"n/a"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"The dccp_disconnect function in net/dccp/proto.c in the Linux kernel through 4.14.3 allows local users to gain privileges or cause a denial of service (use-after-free) via an AF_UNSPEC connect system call during the DCCP_LISTEN state."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"use-after-free"}]}]},"references":{"reference_data":[{"name":"DSA-4082","refsource":"DEBIAN","url":"https://www.debian.org/security/2018/dsa-4082"},{"name":"[debian-lts-announce] 20171210 [SECURITY] [DLA 1200-1] linux security update","refsource":"MLIST","url":"https://lists.debian.org/debian-lts-announce/2017/12/msg00004.html"},{"name":"USN-3583-2","refsource":"UBUNTU","url":"https://usn.ubuntu.com/3583-2/"},{"name":"SUSE-SU-2018:0011","refsource":"SUSE","url":"http://lists.opensuse.org/opensuse-security-announce/2018-01/msg00007.html"},{"name":"USN-3582-1","refsource":"UBUNTU","url":"https://usn.ubuntu.com/3582-1/"},{"name":"RHSA-2018:1062","refsource":"REDHAT","url":"https://access.redhat.com/errata/RHSA-2018:1062"},{"name":"RHSA-2018:1319","refsource":"REDHAT","url":"https://access.redhat.com/errata/RHSA-2018:1319"},{"name":"https://help.ecostruxureit.com/display/public/UADCE725/Security+fixes+in+StruxureWare+Data+Center+Expert+v7.6.0","refsource":"CONFIRM","url":"https://help.ecostruxureit.com/display/public/UADCE725/Security+fixes+in+StruxureWare+Data+Center+Expert+v7.6.0"},{"name":"USN-3583-1","refsource":"UBUNTU","url":"https://usn.ubuntu.com/3583-1/"},{"name":"RHSA-2018:0676","refsource":"REDHAT","url":"https://access.redhat.com/errata/RHSA-2018:0676"},{"name":"RHSA-2018:1216","refsource":"REDHAT","url":"https://access.redhat.com/errata/RHSA-2018:1216"},{"name":"43234","refsource":"EXPLOIT-DB","url":"https://www.exploit-db.com/exploits/43234/"},{"name":"102056","refsource":"BID","url":"http://www.securityfocus.com/bid/102056"},{"name":"USN-3581-1","refsource":"UBUNTU","url":"https://usn.ubuntu.com/3581-1/"},{"name":"USN-3581-3","refsource":"UBUNTU","url":"https://usn.ubuntu.com/3581-3/"},{"name":"RHSA-2018:1170","refsource":"REDHAT","url":"https://access.redhat.com/errata/RHSA-2018:1170"},{"name":"USN-3581-2","refsource":"UBUNTU","url":"https://usn.ubuntu.com/3581-2/"},{"name":"RHSA-2018:1130","refsource":"REDHAT","url":"https://access.redhat.com/errata/RHSA-2018:1130"},{"name":"RHSA-2018:0399","refsource":"REDHAT","url":"https://access.redhat.com/errata/RHSA-2018:0399"},{"name":"DSA-4073","refsource":"DEBIAN","url":"https://www.debian.org/security/2017/dsa-4073"},{"name":"RHSA-2018:3822","refsource":"REDHAT","url":"https://access.redhat.com/errata/RHSA-2018:3822"},{"name":"http://lists.openwall.net/netdev/2017/12/04/224","refsource":"MISC","url":"http://lists.openwall.net/netdev/2017/12/04/224"},{"name":"USN-3582-2","refsource":"UBUNTU","url":"https://usn.ubuntu.com/3582-2/"},{"name":"http://www.openwall.com/lists/oss-security/2017/12/05/1","refsource":"MISC","url":"http://www.openwall.com/lists/oss-security/2017/12/05/1"}]}},"nvd":{"publishedDate":"2017-12-05 09:29:00","lastModifiedDate":"2023-02-24 18:32:00","problem_types":["CWE-416"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseScore":7.8,"baseSeverity":"HIGH"},"exploitabilityScore":1.8,"impactScore":5.9},"baseMetricV2":{"cvssV2":{"version":"2.0","vectorString":"AV:L/AC:L/Au:N/C:C/I:C/A:C","accessVector":"LOCAL","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"COMPLETE","integrityImpact":"COMPLETE","availabilityImpact":"COMPLETE","baseScore":7.2},"severity":"HIGH","exploitabilityScore":3.9,"impactScore":10,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.19","versionEndExcluding":"4.1.50","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.3","versionEndExcluding":"3.16.52","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.14","versionEndExcluding":"3.2.97","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.17","versionEndExcluding":"3.18.95","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.2","versionEndExcluding":"4.4.116","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.5","versionEndExcluding":"4.9.82","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.10","versionEndExcluding":"4.14.20","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2017","CveId":"8824","Ordinal":"105760","Title":"CVE-2017-8824","CVE":"CVE-2017-8824","Year":"2017"},"notes":[{"CveYear":"2017","CveId":"8824","Ordinal":"1","NoteData":"The dccp_disconnect function in net/dccp/proto.c in the Linux kernel through 4.14.3 allows local users to gain privileges or cause a denial of service (use-after-free) via an AF_UNSPEC connect system call during the DCCP_LISTEN state.","Type":"Description","Title":null},{"CveYear":"2017","CveId":"8824","Ordinal":"2","NoteData":"2017-12-05","Type":"Other","Title":"Published"},{"CveYear":"2017","CveId":"8824","Ordinal":"3","NoteData":"2018-12-13","Type":"Other","Title":"Modified"}]}}}