{"api_version":"1","generated_at":"2026-04-23T02:36:47+00:00","cve":"CVE-2022-0480","urls":{"html":"https://cve.report/CVE-2022-0480","api":"https://cve.report/api/cve/CVE-2022-0480.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2022-0480","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2022-0480"},"summary":{"title":"CVE-2022-0480","description":"A flaw was found in the filelock_init in fs/locks.c function in the Linux kernel. This issue can lead to host memory exhaustion due to memcg not limiting the number of Portable Operating System Interface (POSIX) file locks.","state":"PUBLIC","assigner":"secalert@redhat.com","published_at":"2022-08-29 15:15:00","updated_at":"2023-03-03 18:49:00"},"problem_types":["CWE-770"],"metrics":[],"references":[{"url":"https://ubuntu.com/security/CVE-2022-0480","name":"https://ubuntu.com/security/CVE-2022-0480","refsource":"MISC","tags":[],"title":"CVE-2022-0480 | Ubuntu","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://lore.kernel.org/linux-mm/20210902215519.AWcuVc3li%25akpm%40linux-foundation.org/","name":"https://lore.kernel.org/linux-mm/20210902215519.AWcuVc3li%25akpm%40linux-foundation.org/","refsource":"MISC","tags":[],"title":"[patch 101/212] memcg: enable accounting for file lock caches - Andrew Morton","mime":"text/x-diff","httpstatus":"200","archivestatus":"200"},{"url":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=0f12156dff2862ac54235fc72703f18770769042","name":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=0f12156dff2862ac54235fc72703f18770769042","refsource":"MISC","tags":[],"title":"kernel/git/torvalds/linux.git - Linux kernel source tree","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lore.kernel.org/linux-mm/20210902215519.AWcuVc3li%25akpm@linux-foundation.org/","name":"https://lore.kernel.org/linux-mm/20210902215519.AWcuVc3li%25akpm@linux-foundation.org/","refsource":"MISC","tags":[],"title":"[patch 101/212] memcg: enable accounting for file lock caches - Andrew Morton","mime":"text/x-diff","httpstatus":"200","archivestatus":"404"},{"url":"https://github.com/kata-containers/kata-containers/issues/3373","name":"https://github.com/kata-containers/kata-containers/issues/3373","refsource":"MISC","tags":[],"title":"Host Memory Exhaustion Attack from Inside Kata Containers · Issue #3373 · kata-containers/kata-containers · GitHub","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2049700","name":"https://bugzilla.redhat.com/show_bug.cgi?id=2049700","refsource":"MISC","tags":[],"title":"2049700 – (CVE-2022-0480) CVE-2022-0480 kernel: memcg does not limit the number of POSIX file locks allowing memory exhaustion","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://access.redhat.com/security/cve/CVE-2022-0480","name":"https://access.redhat.com/security/cve/CVE-2022-0480","refsource":"MISC","tags":[],"title":"Red Hat Customer Portal - Access to 24x7 support and knowledge","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://www.cve.org/CVERecord?id=CVE-2022-0480","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-0480","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2022","cve_id":"480","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":"480","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":"480","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"redhat","cpe5":"enterprise_linux","cpe6":"9.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[{"cve":"CVE-2022-0480","qid":"183102","title":"Debian Security Update for linux (CVE-2022-0480)"},{"cve":"CVE-2022-0480","qid":"243050","title":"Red Hat Update for kernel (RHSA-2024:1250)"},{"cve":"CVE-2022-0480","qid":"243059","title":"Red Hat Update for kernel-rt (RHSA-2024:1303)"},{"cve":"CVE-2022-0480","qid":"243060","title":"Red Hat Update for kernel security (RHSA-2024:1304)"},{"cve":"CVE-2022-0480","qid":"243062","title":"Red Hat Update for kernel-rt (RHSA-2024:1306)"},{"cve":"CVE-2022-0480","qid":"905672","title":"Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (13752)"}]},"source_records":{"cve_program":{"data_version":"4.0","data_type":"CVE","data_format":"MITRE","CVE_data_meta":{"ID":"CVE-2022-0480","ASSIGNER":"secalert@redhat.com","STATE":"PUBLIC"},"description":{"description_data":[{"lang":"eng","value":"A flaw was found in the filelock_init in fs/locks.c function in the Linux kernel. This issue can lead to host memory exhaustion due to memcg not limiting the number of Portable Operating System Interface (POSIX) file locks."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"CWE-770 - Allocation of Resources Without Limits or Throttling.","cweId":"CWE-770"}]}]},"affects":{"vendor":{"vendor_data":[{"vendor_name":"n/a","product":{"product_data":[{"product_name":"kernel","version":{"version_data":[{"version_affected":"=","version_value":"Not Known"}]}}]}}]}},"references":{"reference_data":[{"url":"https://github.com/kata-containers/kata-containers/issues/3373","refsource":"MISC","name":"https://github.com/kata-containers/kata-containers/issues/3373"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2049700","refsource":"MISC","name":"https://bugzilla.redhat.com/show_bug.cgi?id=2049700"},{"url":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=0f12156dff2862ac54235fc72703f18770769042","refsource":"MISC","name":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=0f12156dff2862ac54235fc72703f18770769042"},{"url":"https://access.redhat.com/security/cve/CVE-2022-0480","refsource":"MISC","name":"https://access.redhat.com/security/cve/CVE-2022-0480"},{"url":"https://ubuntu.com/security/CVE-2022-0480","refsource":"MISC","name":"https://ubuntu.com/security/CVE-2022-0480"},{"url":"https://lore.kernel.org/linux-mm/20210902215519.AWcuVc3li%25akpm%40linux-foundation.org/","refsource":"MISC","name":"https://lore.kernel.org/linux-mm/20210902215519.AWcuVc3li%25akpm%40linux-foundation.org/"}]}},"nvd":{"publishedDate":"2022-08-29 15:15:00","lastModifiedDate":"2023-03-03 18:49:00","problem_types":["CWE-770"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH","baseScore":5.5,"baseSeverity":"MEDIUM"},"exploitabilityScore":1.8,"impactScore":3.6}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.15","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2022","CveId":"480","Ordinal":"227634","Title":"CVE-2022-0480","CVE":"CVE-2022-0480","Year":"2022"},"notes":[{"CveYear":"2022","CveId":"480","Ordinal":"1","NoteData":"** RESERVED ** This candidate has been reserved by an organization or individual that will use it when announcing a new security problem. When the candidate has been publicized, the details for this candidate will be provided.","Type":"Description","Title":null}]}}}