CVE-2022-42331

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://xenbits.xenproject.org/xsa/advisory-429.txt", "name": "https://xenbits.xenproject.org/xsa/advisory-429.txt", "tags": [], "refsource": "MISC"}, {"url": "http://xenbits.xen.org/xsa/advisory-429.html", "name": "http://xenbits.xen.org/xsa/advisory-429.html", "tags": [], "refsource": "CONFIRM"}, {"url": "http://www.openwall.com/lists/oss-security/2023/03/21/3", "name": "[oss-security] 20230321 Xen Security Advisory 429 v3 (CVE-2022-42331) - x86: speculative vulnerability in 32bit SYSCALL path", "tags": [], "refsource": "MLIST"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "x86: speculative vulnerability in 32bit SYSCALL path Due to an oversight in the very original Spectre/Meltdown security work (XSA-254), one entrypath performs its speculation-safety actions too late. In some configurations, there is an unprotected RET instruction which can be attacked with a variety of speculative attacks."}]}, "problemtype": {"problemtype_data": [{"description": []}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2022-42331", "ASSIGNER": "security@xen.org"}}, "impact": {}, "publishedDate": "2023-03-21T13:15Z", "configurations": {"nodes": [], "CVE_data_version": "4.0"}, "lastModifiedDate": "2023-03-21T15:15Z"}