CVE-2020-8428

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://github.com/torvalds/linux/commit/d0cb50185ae942b03c4327be322055d622dc79f6", "name": "https://github.com/torvalds/linux/commit/d0cb50185ae942b03c4327be322055d622dc79f6", "tags": ["Patch", "Third Party Advisory"], "refsource": "MISC"}, {"url": "https://www.openwall.com/lists/oss-security/2020/01/28/2", "name": "https://www.openwall.com/lists/oss-security/2020/01/28/2", "tags": ["Mailing List", "Third Party Advisory"], "refsource": "MISC"}, {"url": "https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=d0cb50185ae942b03c4327be322055d622dc79f6", "name": "https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=d0cb50185ae942b03c4327be322055d622dc79f6", "tags": ["Mailing List", "Patch", "Vendor Advisory"], "refsource": "MISC"}, {"url": "http://www.openwall.com/lists/oss-security/2020/01/28/4", "name": "[oss-security] 20200129 Re: Linux kernel: user-triggerable read-after-free crash or 1-bit infoleak oracle in open(2)", "tags": ["Mailing List", "Third Party Advisory"], "refsource": "MLIST"}, {"url": "http://www.openwall.com/lists/oss-security/2020/02/02/1", "name": "[oss-security] 20200202 Re: Linux kernel: user-triggerable read-after-free crash or 1-bit infoleak oracle in open(2)", "tags": [], "refsource": "MLIST"}, {"url": "https://security.netapp.com/advisory/ntap-20200313-0003/", "name": "https://security.netapp.com/advisory/ntap-20200313-0003/", "tags": [], "refsource": "CONFIRM"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html", "name": "openSUSE-SU-2020:0336", "tags": [], "refsource": "SUSE"}, {"url": "https://usn.ubuntu.com/4320-1/", "name": "USN-4320-1", "tags": [], "refsource": "UBUNTU"}, {"url": "https://usn.ubuntu.com/4318-1/", "name": "USN-4318-1", "tags": [], "refsource": "UBUNTU"}, {"url": "http://packetstormsecurity.com/files/157233/Kernel-Live-Patch-Security-Notice-LSN-0065-1.html", "name": "http://packetstormsecurity.com/files/157233/Kernel-Live-Patch-Security-Notice-LSN-0065-1.html", "tags": [], "refsource": "MISC"}, {"url": "https://usn.ubuntu.com/4324-1/", "name": "USN-4324-1", "tags": [], "refsource": "UBUNTU"}, {"url": "https://usn.ubuntu.com/4325-1/", "name": "USN-4325-1", "tags": [], "refsource": "UBUNTU"}, {"url": "https://usn.ubuntu.com/4319-1/", "name": "USN-4319-1", "tags": [], "refsource": "UBUNTU"}, {"url": "https://www.debian.org/security/2020/dsa-4667", "name": "DSA-4667", "tags": [], "refsource": "DEBIAN"}, {"url": "https://lists.debian.org/debian-lts-announce/2020/06/msg00012.html", "name": "[debian-lts-announce] 20200610 [SECURITY] [DLA 2242-1] linux-4.9 security update", "tags": [], "refsource": "MLIST"}, {"url": "https://www.debian.org/security/2020/dsa-4698", "name": "DSA-4698", "tags": [], "refsource": "DEBIAN"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "fs/namei.c in the Linux kernel before 5.5 has a may_create_in_sticky use-after-free, which allows local users to cause a denial of service (OOPS) or possibly obtain sensitive information from kernel memory, aka CID-d0cb50185ae9. One attack vector may be an open system call for a UNIX domain socket, if the socket is being moved to a new parent directory and its old parent directory is being removed."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-416"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2020-8428", "ASSIGNER": "cve@mitre.org"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 3.6, "accessVector": "LOCAL", "vectorString": "AV:L/AC:L/Au:N/C:P/I:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "severity": "LOW", "acInsufInfo": false, "impactScore": 4.9, "obtainAllPrivilege": false, "exploitabilityScore": 3.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}, "baseMetricV3": {"cvssV3": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.1, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.2, "exploitabilityScore": 1.8}}, "publishedDate": "2020-01-29T00:15Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "5.5", "versionStartIncluding": "4.19"}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2020-06-10T20:15Z"}