CVE-2022-4543

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://www.willsroot.io/2022/12/entrybleed.html", "name": "https://www.willsroot.io/2022/12/entrybleed.html", "tags": ["Exploit", "Third Party Advisory"], "refsource": "MISC"}, {"url": "https://www.openwall.com/lists/oss-security/2022/12/16/3", "name": "https://www.openwall.com/lists/oss-security/2022/12/16/3", "tags": ["Exploit", "Mailing List", "Third Party Advisory"], "refsource": "MISC"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "A flaw named \"EntryBleed\" was found in the Linux Kernel Page Table Isolation (KPTI). This issue could allow a local attacker to leak KASLR base via prefetch side-channels based on TLB timing for Intel systems."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-203"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2022-4543", "ASSIGNER": "secalert@redhat.com"}}, "impact": {"baseMetricV3": {"cvssV3": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 3.6, "exploitabilityScore": 1.8}}, "publishedDate": "2023-01-11T15:15Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2023-01-19T18:38Z"}