{"api_version":"1","generated_at":"2026-04-23T11:34:13+00:00","cve":"CVE-2018-6952","urls":{"html":"https://cve.report/CVE-2018-6952","api":"https://cve.report/api/cve/CVE-2018-6952.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2018-6952","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2018-6952"},"summary":{"title":"CVE-2018-6952","description":"A double free exists in the another_hunk function in pch.c in GNU patch through 2.7.6.","state":"PUBLIC","assigner":"cve@mitre.org","published_at":"2018-02-13 19:29:00","updated_at":"2019-04-17 20:29:00"},"problem_types":["CWE-415"],"metrics":[],"references":[{"url":"https://access.redhat.com/errata/RHSA-2019:2033","name":"RHSA-2019:2033","refsource":"REDHAT","tags":[],"title":"Red Hat Customer Portal","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://www.securityfocus.com/bid/103047","name":"103047","refsource":"BID","tags":["Third Party Advisory","VDB Entry"],"title":"Malformed Request","mime":"text/html","httpstatus":"200","archivestatus":"0"},{"url":"https://security.gentoo.org/glsa/201904-17","name":"GLSA-201904-17","refsource":"GENTOO","tags":[],"title":"Patch: Multiple vulnerabilities (GLSA 201904-17) — Gentoo security","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://savannah.gnu.org/bugs/index.php?53133","name":"https://savannah.gnu.org/bugs/index.php?53133","refsource":"MISC","tags":["Vendor Advisory"],"title":"GNU patch - Bugs: bug #53133, double free in another_hunk() [Savannah]","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2018-6952","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-6952","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2018","cve_id":"6952","vulnerable":"1","versionEndIncluding":"2.7.6","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"gnu","cpe5":"patch","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[{"cve":"CVE-2018-6952","qid":"377457","title":"Alibaba Cloud Linux Security Update for patch (ALINUX2-SA-2019:0087)"},{"cve":"CVE-2018-6952","qid":"500511","title":"Alpine Linux Security Update for patch"},{"cve":"CVE-2018-6952","qid":"504270","title":"Alpine Linux Security Update for patch"},{"cve":"CVE-2018-6952","qid":"752201","title":"SUSE Enterprise Linux Security Update for patch (SUSE-SU-2022:1925-1)"},{"cve":"CVE-2018-6952","qid":"752207","title":"SUSE Enterprise Linux Security Update for patch (SUSE-SU-2022:1932-1)"},{"cve":"CVE-2018-6952","qid":"900088","title":"CBL-Mariner Linux Security Update for patch 2.7.6"},{"cve":"CVE-2018-6952","qid":"901619","title":"Common Base Linux Mariner (CBL-Mariner) Security Update for patch (6788-1)"},{"cve":"CVE-2018-6952","qid":"903160","title":"Common Base Linux Mariner (CBL-Mariner) Security Update for patch (1919)"}]},"source_records":{"cve_program":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2018-6952","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"n/a","version":{"version_data":[{"version_value":"n/a"}]}}]},"vendor_name":"n/a"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"A double free exists in the another_hunk function in pch.c in GNU patch through 2.7.6."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"name":"https://savannah.gnu.org/bugs/index.php?53133","refsource":"MISC","url":"https://savannah.gnu.org/bugs/index.php?53133"},{"name":"103047","refsource":"BID","url":"http://www.securityfocus.com/bid/103047"},{"refsource":"GENTOO","name":"GLSA-201904-17","url":"https://security.gentoo.org/glsa/201904-17"},{"refsource":"REDHAT","name":"RHSA-2019:2033","url":"https://access.redhat.com/errata/RHSA-2019:2033"}]}},"nvd":{"publishedDate":"2018-02-13 19:29:00","lastModifiedDate":"2019-04-17 20:29:00","problem_types":["CWE-415"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.0","vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH"},"exploitabilityScore":3.9,"impactScore":3.6},"baseMetricV2":{"cvssV2":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:N/I:N/A:P","accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"PARTIAL","baseScore":5},"severity":"MEDIUM","exploitabilityScore":10,"impactScore":2.9,"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:a:gnu:patch:*:*:*:*:*:*:*:*","versionEndIncluding":"2.7.6","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2018","CveId":"6952","Ordinal":"123181","Title":"CVE-2018-6952","CVE":"CVE-2018-6952","Year":"2018"},"notes":[{"CveYear":"2018","CveId":"6952","Ordinal":"1","NoteData":"A double free exists in the another_hunk function in pch.c in GNU patch through 2.7.6.","Type":"Description","Title":null},{"CveYear":"2018","CveId":"6952","Ordinal":"2","NoteData":"2018-02-13","Type":"Other","Title":"Published"},{"CveYear":"2018","CveId":"6952","Ordinal":"3","NoteData":"2019-08-06","Type":"Other","Title":"Modified"}]}}}