{"id":"CVE-2026-16973","aliases":["EUVD-2026-63702","GHSA-4fgj-wp8f-5927"],"status":"published","title":"Vulnerabilities in IBM AIX and PowerVM VIOS","description":"IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a local attacker to disclose sensitive kernel memory due to an out-of-bounds read.","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00143,"percentile":0.03689,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-200"],"published":"2026-08-20T21:46:28Z","modified":"2026-10-27T10:10:00Z","products":[{"vendor":"ibm","product":"aix"},{"vendor":"ibm","product":"powervm vios"},{"vendor":"ibm","product":"vios"}],"references":[{"url":"https://www.ibm.com/support/pages/node/7283858","tags":["vendor-advisory","patch","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-16973"},{"url":"https://github.com/advisories/GHSA-4fgj-wp8f-5927"}],"sources":{"cve":[{"id":"CVE-2026-16973","title":"Vulnerabilities in IBM AIX and PowerVM VIOS","description":"IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a local attacker to disclose sensitive kernel memory due to an out-of-bounds read.","status":"published","published":"2026-08-20T21:46:28.123Z","modified":"2026-08-21T15:38:44.514Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T14:20:11.24076Z"}],"euvd":[{"id":"EUVD-2026-63702","description":"IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a local attacker to disclose sensitive kernel memory due to an out-of-bounds read.","status":"published","published":"2026-08-20T21:46:28Z","modified":"2026-08-21T15:38:44Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T18:01:37.531944Z"}],"ghsa":[{"id":"GHSA-4fgj-wp8f-5927","title":"IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a local attacker to disclose sensitive...","description":"IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a local attacker to disclose sensitive kernel memory due to an out-of-bounds read.","status":"published","published":"2026-08-21T00:31:19Z","modified":"2026-08-21T00:31:23Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T15:10:48.883791Z"}],"nvd":[{"id":"CVE-2026-16973","description":"IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a local attacker to disclose sensitive kernel memory due to an out-of-bounds read.","status":"published","published":"2026-08-20T22:17:09.81Z","modified":"2026-10-27T10:10:00.24Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T14:12:40.302911Z"}]}}