{"api_version":"1","generated_at":"2026-04-23T02:12:42+00:00","cve":"CVE-2020-14416","urls":{"html":"https://cve.report/CVE-2020-14416","api":"https://cve.report/api/cve/CVE-2020-14416.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2020-14416","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2020-14416"},"summary":{"title":"CVE-2020-14416","description":"In the Linux kernel before 5.4.16, a race condition in tty->disc_data handling in the slip and slcan line discipline could lead to a use-after-free, aka CID-0ace17d56824. This affects drivers/net/slip/slip.c and drivers/net/can/slcan.c.","state":"PUBLIC","assigner":"cve@mitre.org","published_at":"2020-06-18 11:15:00","updated_at":"2022-05-03 13:37:00"},"problem_types":["CWE-362","CWE-416"],"metrics":[],"references":[{"url":"https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.16","name":"https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.16","refsource":"MISC","tags":["Release Notes","Vendor Advisory"],"title":"","mime":"text/plain","httpstatus":"200","archivestatus":"200"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00008.html","name":"openSUSE-SU-2020:0935","refsource":"SUSE","tags":[],"title":"[security-announce] openSUSE-SU-2020:0935-1: important: Security update","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://bugzilla.suse.com/show_bug.cgi?id=1162002","name":"https://bugzilla.suse.com/show_bug.cgi?id=1162002","refsource":"MISC","tags":["Issue Tracking","Patch","Third Party Advisory"],"title":"Bug 1162002 – VUL-0: CVE-2020-14416: kernel-source: can, slip: Protect tty->disc_data in write_wakeup and close with RCU","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00009.html","name":"openSUSE-SU-2020:1153","refsource":"SUSE","tags":[],"title":"[security-announce] openSUSE-SU-2020:1153-1: important: Security update","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=0ace17d56824165c7f4c68785d6b58971db954dd","name":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=0ace17d56824165c7f4c68785d6b58971db954dd","refsource":"MISC","tags":["Patch","Vendor Advisory"],"title":"kernel/git/torvalds/linux.git - Linux kernel source tree","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2020-14416","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-14416","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2020","cve_id":"14416","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":"2020","cve_id":"14416","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":"2020","cve_id":"14416","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"opensuse","cpe5":"leap","cpe6":"15.1","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2020","cve_id":"14416","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"opensuse","cpe5":"leap","cpe6":"15.2","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[{"cve":"CVE-2020-14416","qid":"174728","title":"SUSE Enterprise Linux Security update for the Linux Kernel (SUSE-SU-2020:2122-1)"},{"cve":"CVE-2020-14416","qid":"174729","title":"SUSE Enterprise Linux Security update for the Linux Kernel (SUSE-SU-2020:2106-1)"},{"cve":"CVE-2020-14416","qid":"670578","title":"EulerOS Security Update for kernel (EulerOS-SA-2021-2336)"},{"cve":"CVE-2020-14416","qid":"750376","title":"OpenSUSE Security Update for RT kernel (openSUSE-SU-2021:0242-1)"}]},"source_records":{"cve_program":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2020-14416","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":"In the Linux kernel before 5.4.16, a race condition in tty->disc_data handling in the slip and slcan line discipline could lead to a use-after-free, aka CID-0ace17d56824. This affects drivers/net/slip/slip.c and drivers/net/can/slcan.c."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"url":"https://bugzilla.suse.com/show_bug.cgi?id=1162002","refsource":"MISC","name":"https://bugzilla.suse.com/show_bug.cgi?id=1162002"},{"url":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=0ace17d56824165c7f4c68785d6b58971db954dd","refsource":"MISC","name":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=0ace17d56824165c7f4c68785d6b58971db954dd"},{"url":"https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.16","refsource":"MISC","name":"https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.16"},{"refsource":"SUSE","name":"openSUSE-SU-2020:0935","url":"http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00008.html"},{"refsource":"SUSE","name":"openSUSE-SU-2020:1153","url":"http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00009.html"}]}},"nvd":{"publishedDate":"2020-06-18 11:15:00","lastModifiedDate":"2022-05-03 13:37:00","problem_types":["CWE-362","CWE-416"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:N/I:N/A:H","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"HIGH","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH","baseScore":4.2,"baseSeverity":"MEDIUM"},"exploitabilityScore":0.6,"impactScore":3.6},"baseMetricV2":{"cvssV2":{"version":"2.0","vectorString":"AV:L/AC:M/Au:N/C:N/I:N/A:C","accessVector":"LOCAL","accessComplexity":"MEDIUM","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"COMPLETE","baseScore":4.7},"severity":"MEDIUM","exploitabilityScore":3.4,"impactScore":6.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":true}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.4.16","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:*","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2020","CveId":"14416","Ordinal":"175649","Title":"CVE-2020-14416","CVE":"CVE-2020-14416","Year":"2020"},"notes":[{"CveYear":"2020","CveId":"14416","Ordinal":"1","NoteData":"In the Linux kernel before 5.4.16, a race condition in tty->disc_data handling in the slip and slcan line discipline could lead to a use-after-free, aka CID-0ace17d56824. This affects drivers/net/slip/slip.c and drivers/net/can/slcan.c.","Type":"Description","Title":null},{"CveYear":"2020","CveId":"14416","Ordinal":"2","NoteData":"2020-06-18","Type":"Other","Title":"Published"},{"CveYear":"2020","CveId":"14416","Ordinal":"3","NoteData":"2020-08-06","Type":"Other","Title":"Modified"}]}}}