{"id":"CVE-2021-29795","aliases":["EUVD-2021-16269","GHSA-jc84-3h2h-pgxj"],"status":"published","title":"IBM PowerVM Hypervisor FW860, FW930, FW940, and FW950 could allow a local user to create a...","description":"IBM PowerVM Hypervisor FW860, FW930, FW940, and FW950 could allow a local user to create a specially crafted sequence of hypervisor calls from a partition that could crash the system. IBM X-Force ID: 203557.","severity":{"version":"3.0","score":6,"vector":"CVSS:3.0/PR:H/S:C/AV:L/A:H/C:N/UI:N/AC:L/I:N/E:U/RC:C/RL:O","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00236,"percentile":0.1467,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-74"],"published":"2021-09-21T16:00:14Z","modified":"2026-06-17T03:48:18Z","products":[{"vendor":"ibm","product":"powervm hypervisor"},{"vendor":"ibm","product":"powervm_hypervisor"}],"references":[{"url":"https://www.ibm.com/support/pages/node/6490877","tags":["x_refsource_CONFIRM","x_transferred","Patch","Vendor Advisory"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/203557","tags":["vdb-entry","x_refsource_XF","x_transferred","VDB Entry","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-29795"},{"url":"https://github.com/advisories/GHSA-jc84-3h2h-pgxj"}],"sources":{"cve":[{"id":"CVE-2021-29795","description":"IBM PowerVM Hypervisor FW860, FW930, FW940, and FW950 could allow a local user to create a specially crafted sequence of hypervisor calls from a partition that could crash the system. IBM X-Force ID: 203557.","status":"published","published":"2021-09-21T16:00:14.633Z","modified":"2024-09-17T02:11:21.194Z","cvss":[{"version":"3.0","score":6,"vector":"CVSS:3.0/PR:H/S:C/AV:L/A:H/C:N/UI:N/AC:L/I:N/E:U/RC:C/RL:O","level":"medium","assessor":"cna"}],"updated_at":"2026-11-02T14:33:06.658806Z"}],"euvd":[{"id":"EUVD-2021-16269","description":"IBM PowerVM Hypervisor FW860, FW930, FW940, and FW950 could allow a local user to create a specially crafted sequence of hypervisor calls from a partition that could crash the system. IBM X-Force ID: 203557.","status":"published","published":"2021-09-21T16:00:14Z","modified":"2024-09-17T02:11:21Z","cvss":[{"version":"3.0","score":6,"vector":"CVSS:3.0/PR:H/S:C/AV:L/A:H/C:N/UI:N/AC:L/I:N/E:U/RC:C/RL:O","level":"medium"}],"updated_at":"2026-11-03T00:28:42.924013Z"}],"ghsa":[{"id":"GHSA-jc84-3h2h-pgxj","title":"IBM PowerVM Hypervisor FW860, FW930, FW940, and FW950 could allow a local user to create a...","description":"IBM PowerVM Hypervisor FW860, FW930, FW940, and FW950 could allow a local user to create a specially crafted sequence of hypervisor calls from a partition that could crash the system. IBM X-Force ID: 203557.","status":"published","published":"2022-05-24T19:15:24Z","modified":"2023-01-30T05:02:26Z","cwes":["CWE-74"],"updated_at":"2026-11-02T14:46:38.066268Z"}],"nvd":[{"id":"CVE-2021-29795","description":"IBM PowerVM Hypervisor FW860, FW930, FW940, and FW950 could allow a local user to create a specially crafted sequence of hypervisor calls from a partition that could crash the system. IBM X-Force ID: 203557.","status":"published","published":"2021-09-21T16:15:07.977Z","modified":"2026-06-17T03:48:18.27Z","cvss":[{"version":"3.1","score":6,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"3.0","score":6,"vector":"CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H","level":"medium","assessor":"secondary"},{"version":"2.0","score":4.9,"vector":"AV:L/AC:L/Au:N/C:N/I:N/A:C","level":"medium","assessor":"primary"}],"cwes":["CWE-74"],"updated_at":"2026-11-02T14:06:58.933037Z"}]}}