CVE-2021-44731

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://ubuntu.com/security/notices/USN-5292-1", "name": "https://ubuntu.com/security/notices/USN-5292-1", "tags": [], "refsource": "MISC"}, {"url": "http://www.openwall.com/lists/oss-security/2022/02/18/2", "name": "[oss-security] 20220218 CVE-2021-4120: Insufficient validation of snap content interface and layout paths", "tags": [], "refsource": "MLIST"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/XCGHG6LJAVJJ72TMART6A7N4Z6MSTGI7/", "name": "FEDORA-2022-5df8b52ba4", "tags": [], "refsource": "FEDORA"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3QTBN7LLZISXIA4KU4UKDR27Q5PXDS2U/", "name": "FEDORA-2022-82bea71e5a", "tags": [], "refsource": "FEDORA"}, {"url": "https://www.debian.org/security/2022/dsa-5080", "name": "DSA-5080", "tags": [], "refsource": "DEBIAN"}, {"url": "http://www.openwall.com/lists/oss-security/2022/02/23/2", "name": "[oss-security] 20220223 Re: CVE-2021-44731: Race condition in snap-confine's setup_private_mount()", "tags": [], "refsource": "MLIST"}, {"url": "http://www.openwall.com/lists/oss-security/2022/02/23/1", "name": "[oss-security] 20220223 Re: CVE-2021-44731: Race condition in snap-confine's setup_private_mount()", "tags": [], "refsource": "MLIST"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "A race condition existed in the snapd 2.54.2 snap-confine binary when preparing a private mount namespace for a snap. This could allow a local attacker to gain root privileges by bind-mounting their own contents inside the snap's private mount namespace and causing snap-confine to execute arbitrary code and hence gain privilege escalation. Fixed in snapd versions 2.54.3+18.04, 2.54.3+20.04 and 2.54.3+21.10.1"}]}, "problemtype": {"problemtype_data": [{"description": []}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2021-44731", "ASSIGNER": "security@ubuntu.com"}}, "impact": {}, "publishedDate": "2022-02-17T23:15Z", "configurations": {"nodes": [], "CVE_data_version": "4.0"}, "lastModifiedDate": "2022-02-24T15:15Z"}