{"api_version":"1","generated_at":"2026-04-23T00:38:27+00:00","cve":"CVE-2017-7482","urls":{"html":"https://cve.report/CVE-2017-7482","api":"https://cve.report/api/cve/CVE-2017-7482.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2017-7482","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2017-7482"},"summary":{"title":"CVE-2017-7482","description":"In the Linux kernel before version 4.12, Kerberos 5 tickets decoded when using the RXRPC keys incorrectly assumes the size of a field. This could lead to the size-remaining variable wrapping and the data pointer going over the end of the buffer. This could possibly lead to memory corruption and possible privilege escalation.","state":"PUBLIC","assigner":"secalert@redhat.com","published_at":"2018-07-30 14:29:00","updated_at":"2023-02-14 21:37:00"},"problem_types":["CWE-190"],"metrics":[],"references":[{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-7482","name":"https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-7482","refsource":"CONFIRM","tags":["Issue Tracking","Patch","Third Party Advisory"],"title":"1446288 – (CVE-2017-7482) CVE-2017-7482 kernel: net/rxrpc: overflow in decoding of krb5 principal","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=5f2f97656ada8d811d3c1bef503ced266fcd53a0","name":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=5f2f97656ada8d811d3c1bef503ced266fcd53a0","refsource":"CONFIRM","tags":["Patch","Vendor Advisory"],"title":"kernel/git/torvalds/linux.git - Linux kernel source tree","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://access.redhat.com/errata/RHSA-2019:0641","name":"RHSA-2019:0641","refsource":"REDHAT","tags":["Third Party Advisory"],"title":"Red Hat Customer Portal","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.debian.org/security/2017/dsa-3927","name":"DSA-3927","refsource":"DEBIAN","tags":["Third Party Advisory"],"title":"Debian -- Security Information -- DSA-3927-1 linux","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://www.securitytracker.com/id/1038787","name":"1038787","refsource":"SECTRACK","tags":["Third Party Advisory","VDB Entry"],"title":"Linux Kernel Kerberos RxRPC Ticket Decoding Bug Lets Local Users Gain Elevated Privileges - SecurityTracker","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.debian.org/security/2017/dsa-3945","name":"DSA-3945","refsource":"DEBIAN","tags":["Third Party Advisory"],"title":"Debian -- Security Information -- DSA-3945-1 linux","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://www.securityfocus.com/bid/99299","name":"99299","refsource":"BID","tags":["Third Party Advisory","VDB Entry"],"title":"Linux Kernel CVE-2017-7482 Local Buffer Overflow Vulnerability","mime":"text/html","httpstatus":"200","archivestatus":"0"},{"url":"http://seclists.org/oss-sec/2017/q2/602","name":"[oss-security] 20170626 CVE-2017-7482 Linux kernel: krb5 ticket decode len check.","refsource":"MLIST","tags":["Mailing List","Patch","Third Party Advisory"],"title":"oss-sec: CVE-2017-7482 Linux kernel: krb5 ticket decode len check.","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2017-7482","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-7482","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2017","cve_id":"7482","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"debian","cpe5":"debian_linux","cpe6":"8.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2017","cve_id":"7482","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"debian","cpe5":"debian_linux","cpe6":"9.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2017","cve_id":"7482","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"debian","cpe5":"debian_linux","cpe6":"8.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2017","cve_id":"7482","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"debian","cpe5":"debian_linux","cpe6":"9.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2017","cve_id":"7482","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":"7482","vulnerable":"1","versionEndIncluding":"1","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":"7482","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"redhat","cpe5":"enterprise_mrg","cpe6":"2.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2017","cve_id":"7482","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"redhat","cpe5":"enterprise_mrg","cpe6":"2.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2017","cve_id":"7482","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"redhat","cpe5":"enterprise_mrg","cpe6":"2.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[{"cve":"CVE-2017-7482","qid":"670269","title":"EulerOS Security Update for kernel (EulerOS-SA-2021-1808)"},{"cve":"CVE-2017-7482","qid":"670634","title":"EulerOS Security Update for kernel (EulerOS-SA-2021-2392)"}]},"source_records":{"cve_program":{"CVE_data_meta":{"ASSIGNER":"secalert@redhat.com","ID":"CVE-2017-7482","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"kernel:","version":{"version_data":[{"version_value":"4.12"}]}}]},"vendor_name":"[UNKNOWN]"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"In the Linux kernel before version 4.12, Kerberos 5 tickets decoded when using the RXRPC keys incorrectly assumes the size of a field. This could lead to the size-remaining variable wrapping and the data pointer going over the end of the buffer. This could possibly lead to memory corruption and possible privilege escalation."}]},"impact":{"cvss":[[{"vectorString":"7.1/CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H","version":"3.0"}]]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"CWE-190"}]}]},"references":{"reference_data":[{"name":"99299","refsource":"BID","url":"http://www.securityfocus.com/bid/99299"},{"name":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=5f2f97656ada8d811d3c1bef503ced266fcd53a0","refsource":"CONFIRM","url":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=5f2f97656ada8d811d3c1bef503ced266fcd53a0"},{"name":"1038787","refsource":"SECTRACK","url":"http://www.securitytracker.com/id/1038787"},{"name":"DSA-3927","refsource":"DEBIAN","url":"https://www.debian.org/security/2017/dsa-3927"},{"name":"DSA-3945","refsource":"DEBIAN","url":"https://www.debian.org/security/2017/dsa-3945"},{"name":"https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-7482","refsource":"CONFIRM","url":"https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-7482"},{"name":"[oss-security] 20170626 CVE-2017-7482 Linux kernel: krb5 ticket decode len check.","refsource":"MLIST","url":"http://seclists.org/oss-sec/2017/q2/602"},{"refsource":"REDHAT","name":"RHSA-2019:0641","url":"https://access.redhat.com/errata/RHSA-2019:0641"}]}},"nvd":{"publishedDate":"2018-07-30 14:29:00","lastModifiedDate":"2023-02-14 21:37:00","problem_types":["CWE-190"],"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,"acInsufInfo":false,"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":"3.3","versionEndExcluding":"3.10.108","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.19","versionEndExcluding":"4.1.43","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.17","versionEndExcluding":"3.18.59","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.2","versionEndExcluding":"4.4.75","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.5","versionEndExcluding":"4.9.35","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.10","versionEndExcluding":"4.11.8","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.11","versionEndExcluding":"3.16.45","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"3.2.90","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:redhat:enterprise_mrg:2.0:*:*:*:*:*:*:*","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2017","CveId":"7482","Ordinal":"104287","Title":"CVE-2017-7482","CVE":"CVE-2017-7482","Year":"2017"},"notes":[{"CveYear":"2017","CveId":"7482","Ordinal":"1","NoteData":"In the Linux kernel before version 4.12, Kerberos 5 tickets decoded when using the RXRPC keys incorrectly assumes the size of a field. This could lead to the size-remaining variable wrapping and the data pointer going over the end of the buffer. This could possibly lead to memory corruption and possible privilege escalation.","Type":"Description","Title":null},{"CveYear":"2017","CveId":"7482","Ordinal":"2","NoteData":"2018-07-30","Type":"Other","Title":"Published"},{"CveYear":"2017","CveId":"7482","Ordinal":"3","NoteData":"2019-03-26","Type":"Other","Title":"Modified"}]}}}