{"id":"CVE-2022-1158","state":"PUBLISHED","title":"A flaw was found in KVM. When updating a guest's page table entry, vm_pgoff was improperly used as the offset to get the page's pfn. As vaddr and vm_pgoff are controllable by user-","description":"A flaw was found in KVM. When updating a guest's page table entry, vm_pgoff was improperly used as the offset to get the page's pfn. As vaddr and vm_pgoff are controllable by user-mode processes, this flaw allows unprivileged local users on the host to write outside the userspace region and potentially corrupt the kernel, resulting in a denial of service condition.","publishedAt":"2022-08-05T00:00:00.000Z","updatedAt":"2024-08-02T23:55:24.234Z","severity":null,"assigner":"redhat","products":["n/a kernel"],"affected":[{"vendor":"n/a","product":"kernel","versions":[{"version":"kernel 5.18","status":"affected"}]}],"references":["https://bugzilla.redhat.com/show_bug.cgi?id=2069793","https://www.openwall.com/lists/oss-security/2022/04/08/4","https://security.netapp.com/advisory/ntap-20230214-0003/"],"weaknesses":["CWE-416"],"ingestedAt":"2026-10-29T19:49:29.138Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/1xxx/CVE-2022-1158.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2022-1158","state":"PUBLISHED","datePublished":"2022-08-05T00:00:00.000Z","dateUpdated":"2024-08-02T23:55:24.234Z","assignerShortName":"redhat","assignerOrgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","dateReserved":"2022-03-29T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"A flaw was found in KVM. When updating a guest's page table entry, vm_pgoff was improperly used as the offset to get the page's pfn. As vaddr and vm_pgoff are controllable by user-mode processes, this flaw allows unprivileged local users on the host to write outside the userspace region and potentially corrupt the kernel, resulting in a denial of service condition."}],"affected":[{"vendor":"n/a","product":"kernel","versions":[{"version":"kernel 5.18","status":"affected"}]}],"references":[{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2069793"},{"url":"https://www.openwall.com/lists/oss-security/2022/04/08/4"},{"url":"https://security.netapp.com/advisory/ntap-20230214-0003/"}],"problemTypes":[{"descriptions":[{"cweId":"CWE-416","type":"CWE","lang":"en","description":"CWE-416"}]}],"providerMetadata":{"shortName":"redhat","orgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","dateUpdated":"2023-02-14T00:00:00.000Z"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2069793","tags":["x_transferred"]},{"url":"https://www.openwall.com/lists/oss-security/2022/04/08/4","tags":["x_transferred"]},{"url":"https://security.netapp.com/advisory/ntap-20230214-0003/","tags":["x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-02T23:55:24.234Z"}}]}}}