{"api_version":"1","generated_at":"2026-04-23T00:42:11+00:00","cve":"CVE-2021-28972","urls":{"html":"https://cve.report/CVE-2021-28972","api":"https://cve.report/api/cve/CVE-2021-28972.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2021-28972","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-28972"},"summary":{"title":"CVE-2021-28972","description":"In drivers/pci/hotplug/rpadlpar_sysfs.c in the Linux kernel through 5.11.8, the RPA PCI Hotplug driver has a user-tolerable buffer overflow when writing a new device name to the driver from userspace, allowing userspace to write data to the kernel stack frame directly. This occurs because add_slot_store and remove_slot_store mishandle drc_name '\\0' termination, aka CID-cc7a0bb058b8.","state":"PUBLIC","assigner":"cve@mitre.org","published_at":"2021-03-22 17:15:00","updated_at":"2023-11-07 03:32:00"},"problem_types":["CWE-120"],"metrics":[],"references":[{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PTRNPQTZ4GVS46SZ4OBXY5YDOGVPSTGQ/","name":"FEDORA-2021-e636ce53df","refsource":"FEDORA","tags":[],"title":"[SECURITY] Fedora 34 Update: kernel-5.11.9-300.fc34 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/T2S3I4SLRNRUQDOFYUS6IUAZMQNMPNLG/","name":"FEDORA-2021-9503fffad9","refsource":"","tags":[],"title":"[SECURITY] Fedora 32 Update: kernel-5.11.10-100.fc32 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PTRNPQTZ4GVS46SZ4OBXY5YDOGVPSTGQ/","name":"FEDORA-2021-e636ce53df","refsource":"","tags":[],"title":"[SECURITY] Fedora 34 Update: kernel-5.11.9-300.fc34 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=cc7a0bb058b85ea03db87169c60c7cfdd5d34678","name":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=cc7a0bb058b85ea03db87169c60c7cfdd5d34678","refsource":"MISC","tags":[],"title":"kernel/git/torvalds/linux.git - Linux kernel source tree","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4VCKIOXCOZGXBEZMO5LGGV5MWCHO6FT3/","name":"FEDORA-2021-68b0dd2373","refsource":"FEDORA","tags":[],"title":"[SECURITY] Fedora 33 Update: kernel-5.11.9-200.fc33 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4VCKIOXCOZGXBEZMO5LGGV5MWCHO6FT3/","name":"FEDORA-2021-68b0dd2373","refsource":"","tags":[],"title":"[SECURITY] Fedora 33 Update: kernel-5.11.9-200.fc33 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://security.netapp.com/advisory/ntap-20210430-0003/","name":"https://security.netapp.com/advisory/ntap-20210430-0003/","refsource":"CONFIRM","tags":[],"title":"March 2021 Linux Kernel 5.11.8 Vulnerabilities in NetApp Products | NetApp Product Security","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/T2S3I4SLRNRUQDOFYUS6IUAZMQNMPNLG/","name":"FEDORA-2021-9503fffad9","refsource":"FEDORA","tags":[],"title":"[SECURITY] Fedora 32 Update: kernel-5.11.10-100.fc32 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://www.cve.org/CVERecord?id=CVE-2021-28972","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-28972","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2021","cve_id":"28972","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"fedoraproject","cpe5":"fedora","cpe6":"32","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"28972","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"fedoraproject","cpe5":"fedora","cpe6":"33","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"28972","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"fedoraproject","cpe5":"fedora","cpe6":"34","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"28972","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":"2021","cve_id":"28972","vulnerable":"1","versionEndIncluding":"4.19.183","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"linux","cpe5":"linux_kernel","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"28972","vulnerable":"1","versionEndIncluding":"4.9.263","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"linux","cpe5":"linux_kernel","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"28972","vulnerable":"1","versionEndIncluding":"5.11.8","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"linux","cpe5":"linux_kernel","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"28972","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"netapp","cpe5":"cloud_backup","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"28972","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"netapp","cpe5":"fas\\/aff_baseboard_management_controller","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2021","cve_id":"28972","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"netapp","cpe5":"solidfire_baseboard_management_controller_firmware","cpe6":"-","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[{"cve":"CVE-2021-28972","qid":"174896","title":"SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2021:1177-1)"},{"cve":"CVE-2021-28972","qid":"174897","title":"SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2021:1175-1)"},{"cve":"CVE-2021-28972","qid":"174916","title":"SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2021:1210-1)"},{"cve":"CVE-2021-28972","qid":"174917","title":"SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2021:1211-1)"},{"cve":"CVE-2021-28972","qid":"174919","title":"SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2021:1238-1)"},{"cve":"CVE-2021-28972","qid":"174996","title":"SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2021:14724-1)"},{"cve":"CVE-2021-28972","qid":"180416","title":"Debian Security Update for linux (CVE-2021-28972)"},{"cve":"CVE-2021-28972","qid":"198365","title":"Ubuntu Security Notification for Linux kernel (OEM) vulnerabilities (USN-4948-1)"},{"cve":"CVE-2021-28972","qid":"198398","title":"Ubuntu Security Notification for Linux kernel vulnerabilities (USN-4979-1)"},{"cve":"CVE-2021-28972","qid":"198401","title":"Ubuntu Security Notification for Linux kernel vulnerabilities (USN-4982-1)"},{"cve":"CVE-2021-28972","qid":"198403","title":"Ubuntu Security Notification for Linux kernel vulnerabilities (USN-4984-1)"},{"cve":"CVE-2021-28972","qid":"281407","title":"Fedora Security Update for kernel (FEDORA-2021-9503fffad9)"},{"cve":"CVE-2021-28972","qid":"281424","title":"Fedora Security Update for kernel (FEDORA-2021-68b0dd2373)"},{"cve":"CVE-2021-28972","qid":"281425","title":"Fedora Security Update for kernel (FEDORA-2021-e636ce53df)"},{"cve":"CVE-2021-28972","qid":"352274","title":"Amazon Linux Security Advisory for kernel: ALAS2-2021-1627"},{"cve":"CVE-2021-28972","qid":"353100","title":"Amazon Linux Security Advisory for kernel : ALAC2012-2021-024"},{"cve":"CVE-2021-28972","qid":"353101","title":"Amazon Linux Security Advisory for kmod-mlx5 : ALAC2012-2021-025"},{"cve":"CVE-2021-28972","qid":"353102","title":"Amazon Linux Security Advisory for kmod-sfc : ALAC2012-2021-026"},{"cve":"CVE-2021-28972","qid":"670269","title":"EulerOS Security Update for kernel (EulerOS-SA-2021-1808)"},{"cve":"CVE-2021-28972","qid":"670416","title":"EulerOS Security Update for kernel (EulerOS-SA-2021-1983)"},{"cve":"CVE-2021-28972","qid":"670438","title":"EulerOS Security Update for kernel (EulerOS-SA-2021-2062)"},{"cve":"CVE-2021-28972","qid":"670463","title":"EulerOS Security Update for kernel (EulerOS-SA-2021-2221)"},{"cve":"CVE-2021-28972","qid":"670634","title":"EulerOS Security Update for kernel (EulerOS-SA-2021-2392)"},{"cve":"CVE-2021-28972","qid":"671723","title":"EulerOS Security Update for kernel (EulerOS-SA-2022-1780)"},{"cve":"CVE-2021-28972","qid":"750004","title":"SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2021:1573-1)"},{"cve":"CVE-2021-28972","qid":"750006","title":"SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2021:1596-1)"},{"cve":"CVE-2021-28972","qid":"750014","title":"SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2021:1623-1)"},{"cve":"CVE-2021-28972","qid":"750015","title":"SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2021:1624-1)"},{"cve":"CVE-2021-28972","qid":"750199","title":"OpenSUSE Security Update for the Linux Kernel (openSUSE-SU-2021:0758-1)"},{"cve":"CVE-2021-28972","qid":"750276","title":"OpenSUSE Security Update for the Linux Kernel (openSUSE-SU-2021:0532-1)"},{"cve":"CVE-2021-28972","qid":"750650","title":"SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2021:1975-1)"},{"cve":"CVE-2021-28972","qid":"750652","title":"SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2021:1977-1)"},{"cve":"CVE-2021-28972","qid":"750762","title":"OpenSUSE Security Update for the Linux Kernel (openSUSE-SU-2021:1977-1)"},{"cve":"CVE-2021-28972","qid":"750766","title":"OpenSUSE Security Update for the Linux Kernel (openSUSE-SU-2021:1975-1)"},{"cve":"CVE-2021-28972","qid":"900100","title":"CBL-Mariner Linux Security Update for kernel 5.10.52.1"},{"cve":"CVE-2021-28972","qid":"900305","title":"CBL-Mariner Linux Security Update for kernel 5.10.57.1"},{"cve":"CVE-2021-28972","qid":"900320","title":"CBL-Mariner Linux Security Update for kernel 5.10.60.1"},{"cve":"CVE-2021-28972","qid":"901196","title":"Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (6543-1)"},{"cve":"CVE-2021-28972","qid":"903555","title":"Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (4011)"},{"cve":"CVE-2021-28972","qid":"905887","title":"Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (4011-1)"}]},"source_records":{"cve_program":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2021-28972","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 drivers/pci/hotplug/rpadlpar_sysfs.c in the Linux kernel through 5.11.8, the RPA PCI Hotplug driver has a user-tolerable buffer overflow when writing a new device name to the driver from userspace, allowing userspace to write data to the kernel stack frame directly. This occurs because add_slot_store and remove_slot_store mishandle drc_name '\\0' termination, aka CID-cc7a0bb058b8."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"url":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=cc7a0bb058b85ea03db87169c60c7cfdd5d34678","refsource":"MISC","name":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=cc7a0bb058b85ea03db87169c60c7cfdd5d34678"},{"refsource":"FEDORA","name":"FEDORA-2021-e636ce53df","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PTRNPQTZ4GVS46SZ4OBXY5YDOGVPSTGQ/"},{"refsource":"FEDORA","name":"FEDORA-2021-68b0dd2373","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4VCKIOXCOZGXBEZMO5LGGV5MWCHO6FT3/"},{"refsource":"FEDORA","name":"FEDORA-2021-9503fffad9","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/T2S3I4SLRNRUQDOFYUS6IUAZMQNMPNLG/"},{"refsource":"CONFIRM","name":"https://security.netapp.com/advisory/ntap-20210430-0003/","url":"https://security.netapp.com/advisory/ntap-20210430-0003/"}]}},"nvd":{"publishedDate":"2021-03-22 17:15:00","lastModifiedDate":"2023-11-07 03:32:00","problem_types":["CWE-120"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"HIGH","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseScore":6.7,"baseSeverity":"MEDIUM"},"exploitabilityScore":0.8,"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":"5.11","versionEndExcluding":"5.11.9","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartExcluding":"4.15","versionEndIncluding":"4.19.183","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartExcluding":"4.5","versionEndIncluding":"4.9.263","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.5.0","versionEndExcluding":"5.10.26","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.20","versionEndExcluding":"5.4.108","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.10","versionEndExcluding":"4.14.227","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"4.4.263","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:netapp:cloud_backup:-:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:netapp:solidfire_baseboard_management_controller_firmware:-:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:netapp:fas\\/aff_baseboard_management_controller:-:*:*:*:*:*:*:*","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2021","CveId":"28972","Ordinal":"204156","Title":"CVE-2021-28972","CVE":"CVE-2021-28972","Year":"2021"},"notes":[{"CveYear":"2021","CveId":"28972","Ordinal":"1","NoteData":"In drivers/pci/hotplug/rpadlpar_sysfs.c in the Linux kernel through 5.11.8, the RPA PCI Hotplug driver has a user-tolerable buffer overflow when writing a new device name to the driver from userspace, allowing userspace to write data to the kernel stack frame directly. This occurs because add_slot_store and remove_slot_store mishandle drc_name '\\0' termination, aka CID-cc7a0bb058b8.","Type":"Description","Title":null},{"CveYear":"2021","CveId":"28972","Ordinal":"2","NoteData":"2021-03-22","Type":"Other","Title":"Published"},{"CveYear":"2021","CveId":"28972","Ordinal":"3","NoteData":"2021-04-30","Type":"Other","Title":"Modified"}]}}}