{"api_version":"1","generated_at":"2026-04-22T23:53:36+00:00","cve":"CVE-2022-42720","urls":{"html":"https://cve.report/CVE-2022-42720","api":"https://cve.report/api/cve/CVE-2022-42720.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2022-42720","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2022-42720"},"summary":{"title":"CVE-2022-42720","description":"Various refcounting bugs in the multi-BSS handling in the mac80211 stack in the Linux kernel 5.1 through 5.19.x before 5.19.16 could be used by local attackers (able to inject WLAN frames) to trigger use-after-free conditions to potentially execute code.","state":"PUBLIC","assigner":"cve@mitre.org","published_at":"2022-10-14 00:15:00","updated_at":"2023-11-07 03:53:00"},"problem_types":["CWE-416"],"metrics":[],"references":[{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GGHENNMLCWIQV2LLA56BJNFIUZ7WB4IY/","name":"FEDORA-2022-2cfbe17910","refsource":"FEDORA","tags":[],"title":"[SECURITY] Fedora 36 Update: kernel-5.19.15-201.fc36 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://security.netapp.com/advisory/ntap-20230203-0008/","name":"https://security.netapp.com/advisory/ntap-20230203-0008/","refsource":"CONFIRM","tags":[],"title":"October 2022 Linux Kernel 5.19.15 Vulnerabilities in NetApp Products | NetApp Product Security","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"http://www.openwall.com/lists/oss-security/2022/10/13/5","name":"http://www.openwall.com/lists/oss-security/2022/10/13/5","refsource":"MISC","tags":[],"title":"oss-security - Re: Various Linux Kernel WLAN security issues (RCE/DOS) found","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VNN3VFQPECS6D4PS6ZWD7AFXTOSJDSSR/","name":"FEDORA-2022-b948fc3cfb","refsource":"","tags":[],"title":"[SECURITY] Fedora 35 Update: kernel-5.19.15-101.fc35 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://git.kernel.org/pub/scm/linux/kernel/git/wireless/wireless.git/commit/?id=0b7808818cb9df6680f98996b8e9a439fa7bcc2f","name":"https://git.kernel.org/pub/scm/linux/kernel/git/wireless/wireless.git/commit/?id=0b7808818cb9df6680f98996b8e9a439fa7bcc2f","refsource":"MISC","tags":[],"title":"kernel/git/wireless/wireless.git - kvalo's fork of linux.git","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/S2KTU5LFZNQS7YNGE56MT46VHMXL3DD2/","name":"FEDORA-2022-1a5b125ac6","refsource":"FEDORA","tags":[],"title":"[SECURITY] Fedora 37 Update: kernel-5.19.15-301.fc37 - 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/S2KTU5LFZNQS7YNGE56MT46VHMXL3DD2/","name":"FEDORA-2022-1a5b125ac6","refsource":"","tags":[],"title":"[SECURITY] Fedora 37 Update: kernel-5.19.15-301.fc37 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.debian.org/security/2022/dsa-5257","name":"DSA-5257","refsource":"DEBIAN","tags":[],"title":"Debian -- Security Information -- DSA-5257-1 linux","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://lists.debian.org/debian-lts-announce/2022/11/msg00001.html","name":"[debian-lts-announce] 20221101 [SECURITY] [DLA 3173-1] linux-5.10 security update","refsource":"MLIST","tags":[],"title":"[SECURITY] [DLA 3173-1] linux-5.10 security update","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GGHENNMLCWIQV2LLA56BJNFIUZ7WB4IY/","name":"FEDORA-2022-2cfbe17910","refsource":"","tags":[],"title":"[SECURITY] Fedora 36 Update: kernel-5.19.15-201.fc36 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://bugzilla.suse.com/show_bug.cgi?id=1204059","name":"https://bugzilla.suse.com/show_bug.cgi?id=1204059","refsource":"MISC","tags":[],"title":"Bug 1204059 – VUL-0: CVE-2022-42720: kernel: remote crash/code execution due to refcounting bugs in multi-BSS handling","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"http://packetstormsecurity.com/files/169951/Kernel-Live-Patch-Security-Notice-LSN-0090-1.html","name":"http://packetstormsecurity.com/files/169951/Kernel-Live-Patch-Security-Notice-LSN-0090-1.html","refsource":"MISC","tags":[],"title":"Kernel Live Patch Security Notice LSN-0090-1 ≈ Packet Storm","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VNN3VFQPECS6D4PS6ZWD7AFXTOSJDSSR/","name":"FEDORA-2022-b948fc3cfb","refsource":"FEDORA","tags":[],"title":"[SECURITY] Fedora 35 Update: kernel-5.19.15-101.fc35 - package-announce - Fedora Mailing-Lists","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://www.cve.org/CVERecord?id=CVE-2022-42720","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-42720","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2022","cve_id":"42720","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"debian","cpe5":"debian_linux","cpe6":"10.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2022","cve_id":"42720","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"debian","cpe5":"debian_linux","cpe6":"11.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2022","cve_id":"42720","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"fedoraproject","cpe5":"fedora","cpe6":"36","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2022","cve_id":"42720","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"fedoraproject","cpe5":"fedora","cpe6":"37","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2022","cve_id":"42720","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":"2022","cve_id":"42720","vulnerable":"1","versionEndIncluding":"5.19.14","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":[{"cve":"CVE-2022-42720","qid":"160583","title":"Oracle Enterprise Linux Security Update for kernel (ELSA-2023-2458)"},{"cve":"CVE-2022-42720","qid":"160692","title":"Oracle Enterprise Linux Security Update for kernel (ELSA-2023-2951)"},{"cve":"CVE-2022-42720","qid":"181145","title":"Debian Security Update for linux (DSA 5257-1)"},{"cve":"CVE-2022-42720","qid":"181190","title":"Debian Security Update for linux-5.10 (DLA 3173-1)"},{"cve":"CVE-2022-42720","qid":"182416","title":"Debian Security Update for linux (CVE-2022-42720)"},{"cve":"CVE-2022-42720","qid":"198996","title":"Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-5691-1)"},{"cve":"CVE-2022-42720","qid":"198997","title":"Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-5692-1)"},{"cve":"CVE-2022-42720","qid":"198999","title":"Ubuntu Security Notification for Linux kernel (OEM) Vulnerabilities (USN-5693-1)"},{"cve":"CVE-2022-42720","qid":"199006","title":"Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-5700-1)"},{"cve":"CVE-2022-42720","qid":"199014","title":"Ubuntu Security Notification for backport-iwlwifi-dkms Vulnerabilities (USN-5708-1)"},{"cve":"CVE-2022-42720","qid":"199053","title":"Ubuntu Security Notification for Linux kernel (Azure CVM) Vulnerabilities (USN-5752-1)"},{"cve":"CVE-2022-42720","qid":"241417","title":"Red Hat Update for kernel security (RHSA-2023:2458)"},{"cve":"CVE-2022-42720","qid":"241468","title":"Red Hat Update for kernel-rt (RHSA-2023:2148)"},{"cve":"CVE-2022-42720","qid":"241504","title":"Red Hat Update for kernel security (RHSA-2023:2951)"},{"cve":"CVE-2022-42720","qid":"241527","title":"Red Hat Update for kernel-rt (RHSA-2023:2736)"},{"cve":"CVE-2022-42720","qid":"243041","title":"Red Hat Update for kernel security (RHSA-2024:1188)"},{"cve":"CVE-2022-42720","qid":"283201","title":"Fedora Security Update for kernel (FEDORA-2022-2cfbe17910)"},{"cve":"CVE-2022-42720","qid":"283209","title":"Fedora Security Update for kernel (FEDORA-2022-b948fc3cfb)"},{"cve":"CVE-2022-42720","qid":"283477","title":"Fedora Security Update for kernel (FEDORA-2022-1a5b125ac6)"},{"cve":"CVE-2022-42720","qid":"377891","title":"Alibaba Cloud Linux Security Update for cloud-kernel (ALINUX3-SA-2023:0002)"},{"cve":"CVE-2022-42720","qid":"378468","title":"Alibaba Cloud Linux Security Update for cloud-kernel (ALINUX3-SA-20230042)"},{"cve":"CVE-2022-42720","qid":"378512","title":"Alibaba Cloud Linux Security Update for cloud-kernel (ALINUX3-SA-2023:0042)"},{"cve":"CVE-2022-42720","qid":"502548","title":"Alpine Linux Security Update for linux-lts"},{"cve":"CVE-2022-42720","qid":"504122","title":"Alpine Linux Security Update for linux-lts"},{"cve":"CVE-2022-42720","qid":"610462","title":"Google Android Devices January 2023 Security Patch Missing"},{"cve":"CVE-2022-42720","qid":"610467","title":"Google Android February 2023 Security Patch Missing for Samsung"},{"cve":"CVE-2022-42720","qid":"752708","title":"SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:3704-1)"},{"cve":"CVE-2022-42720","qid":"752724","title":"SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:3775-1)"},{"cve":"CVE-2022-42720","qid":"752750","title":"SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:3844-1)"},{"cve":"CVE-2022-42720","qid":"752889","title":"SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:3897-1)"},{"cve":"CVE-2022-42720","qid":"752911","title":"SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:3998-1)"},{"cve":"CVE-2022-42720","qid":"753063","title":"SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:4617-1)"},{"cve":"CVE-2022-42720","qid":"753119","title":"SUSE Enterprise Linux Security Update for the Linux Kernel (Live Patch 15 for SLE 15 SP3) (SUSE-SU-2022:3657-1)"},{"cve":"CVE-2022-42720","qid":"753143","title":"SUSE Enterprise Linux Security Update for the Linux Kernel (Live Patch 24 for SLE 15 SP3) (SUSE-SU-2022:3606-1)"},{"cve":"CVE-2022-42720","qid":"753150","title":"SUSE Enterprise Linux Security Update for the Linux Kernel (Live Patch 2 for SLE 15 SP4) (SUSE-SU-2022:3605-1)"},{"cve":"CVE-2022-42720","qid":"753339","title":"SUSE Enterprise Linux Security Update for the Linux Kernel (Live Patch 3 for SLE 15 SP4) (SUSE-SU-2022:3601-1)"},{"cve":"CVE-2022-42720","qid":"753352","title":"SUSE Enterprise Linux Security Update for the Linux Kernel (Live Patch 29 for SLE 15 SP2) (SUSE-SU-2022:3648-1)"},{"cve":"CVE-2022-42720","qid":"753374","title":"SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:3809-1)"},{"cve":"CVE-2022-42720","qid":"753375","title":"SUSE Enterprise Linux Security Update for the Linux Kernel (Live Patch 1 for SLE 15 SP4) (SUSE-SU-2022:3628-1)"},{"cve":"CVE-2022-42720","qid":"753394","title":"SUSE Enterprise Linux Security Update for the Linux Kernel (Live Patch 30 for SLE 15 SP2) (SUSE-SU-2022:3607-1)"},{"cve":"CVE-2022-42720","qid":"904221","title":"Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (11122)"},{"cve":"CVE-2022-42720","qid":"904223","title":"Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (11116)"},{"cve":"CVE-2022-42720","qid":"904387","title":"Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (11122-1)"},{"cve":"CVE-2022-42720","qid":"904402","title":"Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (11116-1)"},{"cve":"CVE-2022-42720","qid":"905859","title":"Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (11122-2)"},{"cve":"CVE-2022-42720","qid":"906382","title":"Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (11116-2)"},{"cve":"CVE-2022-42720","qid":"941023","title":"AlmaLinux Security Update for kernel (ALSA-2023:2458)"},{"cve":"CVE-2022-42720","qid":"941061","title":"AlmaLinux Security Update for kernel-rt (ALSA-2023:2148)"},{"cve":"CVE-2022-42720","qid":"941096","title":"AlmaLinux Security Update for kernel (ALSA-2023:2951)"},{"cve":"CVE-2022-42720","qid":"941114","title":"AlmaLinux Security Update for kernel-rt (ALSA-2023:2736)"}]},"source_records":{"cve_program":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2022-42720","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":"Various refcounting bugs in the multi-BSS handling in the mac80211 stack in the Linux kernel 5.1 through 5.19.x before 5.19.16 could be used by local attackers (able to inject WLAN frames) to trigger use-after-free conditions to potentially execute code."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"url":"https://bugzilla.suse.com/show_bug.cgi?id=1204059","refsource":"MISC","name":"https://bugzilla.suse.com/show_bug.cgi?id=1204059"},{"refsource":"MISC","name":"http://www.openwall.com/lists/oss-security/2022/10/13/5","url":"http://www.openwall.com/lists/oss-security/2022/10/13/5"},{"refsource":"MISC","name":"https://git.kernel.org/pub/scm/linux/kernel/git/wireless/wireless.git/commit/?id=0b7808818cb9df6680f98996b8e9a439fa7bcc2f","url":"https://git.kernel.org/pub/scm/linux/kernel/git/wireless/wireless.git/commit/?id=0b7808818cb9df6680f98996b8e9a439fa7bcc2f"},{"refsource":"FEDORA","name":"FEDORA-2022-2cfbe17910","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GGHENNMLCWIQV2LLA56BJNFIUZ7WB4IY/"},{"refsource":"FEDORA","name":"FEDORA-2022-b948fc3cfb","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VNN3VFQPECS6D4PS6ZWD7AFXTOSJDSSR/"},{"refsource":"FEDORA","name":"FEDORA-2022-1a5b125ac6","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/S2KTU5LFZNQS7YNGE56MT46VHMXL3DD2/"},{"refsource":"DEBIAN","name":"DSA-5257","url":"https://www.debian.org/security/2022/dsa-5257"},{"refsource":"MLIST","name":"[debian-lts-announce] 20221101 [SECURITY] [DLA 3173-1] linux-5.10 security update","url":"https://lists.debian.org/debian-lts-announce/2022/11/msg00001.html"},{"refsource":"MISC","name":"http://packetstormsecurity.com/files/169951/Kernel-Live-Patch-Security-Notice-LSN-0090-1.html","url":"http://packetstormsecurity.com/files/169951/Kernel-Live-Patch-Security-Notice-LSN-0090-1.html"},{"refsource":"CONFIRM","name":"https://security.netapp.com/advisory/ntap-20230203-0008/","url":"https://security.netapp.com/advisory/ntap-20230203-0008/"}]}},"nvd":{"publishedDate":"2022-10-14 00:15:00","lastModifiedDate":"2023-11-07 03:53:00","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}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.0","versionEndExcluding":"6.0.2","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.11","versionEndExcluding":"5.15.74","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.16","versionEndExcluding":"5.19.16","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.5","versionEndExcluding":"5.10.148","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.1","versionEndExcluding":"5.4.218","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:*","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*","cpe_name":[]}]}]}},"legacy_mitre":{"record":null,"notes":[]}}}