{"id":"CVE-2018-20168","aliases":["EUVD-2018-12736","GHSA-7rr2-q546-7grq"],"status":"published","title":"Google gVisor before 2018-08-22 reuses a pagetable in a different level with the paging-structure...","description":"Google gVisor before 2018-08-22 reuses a pagetable in a different level with the paging-structure cache intact, which allows attackers to cause a denial of service (\"physical address not valid\" panic) via a crafted application.","severity":{"version":"3.0","score":5.5,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.00279,"percentile":0.20422,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2018-12-17T05:00:00Z","modified":"2026-06-17T01:52:23Z","products":[{"vendor":"google","product":"gvisor"}],"references":[{"url":"https://bugs.chromium.org/p/project-zero/issues/detail?id=1674","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-20168"},{"url":"https://github.com/advisories/GHSA-7rr2-q546-7grq"}],"sources":{"cve":[{"id":"CVE-2018-20168","description":"Google gVisor before 2018-08-22 reuses a pagetable in a different level with the paging-structure cache intact, which allows attackers to cause a denial of service (\"physical address not valid\" panic) via a crafted application.","status":"published","published":"2018-12-17T05:00:00Z","modified":"2024-08-05T11:51:19.347Z","updated_at":"2026-11-02T14:34:59.872731Z"}],"euvd":[{"id":"EUVD-2018-12736","description":"Google gVisor before 2018-08-22 reuses a pagetable in a different level with the paging-structure cache intact, which allows attackers to cause a denial of service (\"physical address not valid\" panic) via a crafted application.","status":"published","published":"2018-12-17T05:00:00Z","modified":"2024-08-05T11:51:19Z","updated_at":"2026-11-03T02:39:31.423203Z"}],"ghsa":[{"id":"GHSA-7rr2-q546-7grq","title":"Google gVisor before 2018-08-22 reuses a pagetable in a different level with the paging-structure...","description":"Google gVisor before 2018-08-22 reuses a pagetable in a different level with the paging-structure cache intact, which allows attackers to cause a denial of service (\"physical address not valid\" panic) via a crafted application.","status":"published","published":"2022-05-14T01:42:50Z","modified":"2023-02-02T05:04:33Z","cvss":[{"version":"3.0","score":5.5,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:51:53.84386Z"}],"nvd":[{"id":"CVE-2018-20168","description":"Google gVisor before 2018-08-22 reuses a pagetable in a different level with the paging-structure cache intact, which allows attackers to cause a denial of service (\"physical address not valid\" panic) via a crafted application.","status":"published","published":"2018-12-17T05:29:01.563Z","modified":"2026-06-17T01:52:23.12Z","cvss":[{"version":"3.0","score":5.5,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:04:50.99633Z"}]}}