{"containers":{"cna":{"affected":[{"product":"kernel","vendor":"n/a","versions":[{"status":"affected","version":"Fixed in kernel 5.14 rc2"}]}],"descriptions":[{"lang":"en","value":"A use-after-free flaw was found in cgroup1_parse_param in kernel/cgroup/cgroup-v1.c in the Linux kernel's cgroup v1 parser. A local attacker with a user privilege could cause a privilege escalation by exploiting the fsconfig syscall parameter leading to a container breakout and a denial of service on the system."}],"problemTypes":[{"descriptions":[{"cweId":"CWE-416","description":"CWE-416","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2022-02-25T09:06:07.000Z","orgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","shortName":"redhat"},"references":[{"tags":["x_refsource_MISC"],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2034514"},{"tags":["x_refsource_MISC"],"url":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=3b0462726e7ef281c35a7a4ae33e93ee2bc9975b"},{"tags":["x_refsource_MISC"],"url":"https://cloud.google.com/anthos/clusters/docs/security-bulletins#gcp-2022-002"},{"tags":["x_refsource_CONFIRM"],"url":"https://security.netapp.com/advisory/ntap-20220225-0004/"}],"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"secalert@redhat.com","ID":"CVE-2021-4154","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"kernel","version":{"version_data":[{"version_value":"Fixed in kernel 5.14 rc2"}]}}]},"vendor_name":"n/a"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"A use-after-free flaw was found in cgroup1_parse_param in kernel/cgroup/cgroup-v1.c in the Linux kernel's cgroup v1 parser. A local attacker with a user privilege could cause a privilege escalation by exploiting the fsconfig syscall parameter leading to a container breakout and a denial of service on the system."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"CWE-416"}]}]},"references":{"reference_data":[{"name":"https://bugzilla.redhat.com/show_bug.cgi?id=2034514","refsource":"MISC","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2034514"},{"name":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=3b0462726e7ef281c35a7a4ae33e93ee2bc9975b","refsource":"MISC","url":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=3b0462726e7ef281c35a7a4ae33e93ee2bc9975b"},{"name":"https://cloud.google.com/anthos/clusters/docs/security-bulletins#gcp-2022-002","refsource":"MISC","url":"https://cloud.google.com/anthos/clusters/docs/security-bulletins#gcp-2022-002"},{"name":"https://security.netapp.com/advisory/ntap-20220225-0004/","refsource":"CONFIRM","url":"https://security.netapp.com/advisory/ntap-20220225-0004/"}]}}},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-03T17:16:04.485Z"},"title":"CVE Program Container","references":[{"tags":["x_refsource_MISC","x_transferred"],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2034514"},{"tags":["x_refsource_MISC","x_transferred"],"url":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=3b0462726e7ef281c35a7a4ae33e93ee2bc9975b"},{"tags":["x_refsource_MISC","x_transferred"],"url":"https://cloud.google.com/anthos/clusters/docs/security-bulletins#gcp-2022-002"},{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"https://security.netapp.com/advisory/ntap-20220225-0004/"}]}]},"cveMetadata":{"assignerOrgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","assignerShortName":"redhat","cveId":"CVE-2021-4154","datePublished":"2022-02-04T22:29:17.000Z","dateReserved":"2021-12-22T00:00:00.000Z","dateUpdated":"2024-08-03T17:16:04.485Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.1"}