{"id":"CVE-2020-4788","details":"IBM Power9 (AIX 7.1, 7.2, and VIOS 3.1) processors could allow a local user to obtain sensitive information from the data in the L1 cache under extenuating circumstances. IBM X-Force ID: 189296.","modified":"2026-03-15T22:38:19.888080Z","published":"2020-11-20T04:15:11.063Z","related":["ALSA-2022:1988","SUSE-SU-2020:3713-1","SUSE-SU-2020:3748-1","SUSE-SU-2020:3764-1","SUSE-SU-2020:3766-1","SUSE-SU-2020:3798-1","SUSE-SU-2021:0097-1","SUSE-SU-2021:0098-1","SUSE-SU-2021:0118-1","SUSE-SU-2021:0133-1","SUSE-SU-2021:0434-1","SUSE-SU-2021:0438-1","SUSE-SU-2021:0452-1","SUSE-SU-2021:14630-1","SUSE-SU-2021:3876-1","SUSE-SU-2021:3935-1","openSUSE-SU-2020:2161-1","openSUSE-SU-2020:2193-1","openSUSE-SU-2020:2260-1","openSUSE-SU-2021:0075-1","openSUSE-SU-2021:0242-1","openSUSE-SU-2021:3876-1"],"references":[{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TITJQPYDWZ4NB2ONJWUXW75KSQIPF35T/"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZF4OGZPKTAJJXWHPIFP3LHEWWEMR5LPT/"},{"type":"ADVISORY","url":"http://www.openwall.com/lists/oss-security/2020/11/23/1"},{"type":"ADVISORY","url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/189296"},{"type":"FIX","url":"http://www.openwall.com/lists/oss-security/2020/11/20/3"},{"type":"FIX","url":"https://www.ibm.com/support/pages/node/6370729"},{"type":"FIX","url":"https://www.oracle.com/security-alerts/cpujul2022.html"}],"affected":[{"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"0"},{"last_affected":"3.1.0"}]},{"events":[{"introduced":"0"},{"last_affected":"3.1.1"}]},{"events":[{"introduced":"0"},{"last_affected":"3.1.2"}]},{"events":[{"introduced":"0"},{"last_affected":"7.1.0"}]},{"events":[{"introduced":"0"},{"last_affected":"7.1.5"}]},{"events":[{"introduced":"0"},{"last_affected":"7.2.0"}]},{"events":[{"introduced":"0"},{"last_affected":"7.2.3"}]},{"events":[{"introduced":"0"},{"last_affected":"7.2.4"}]},{"events":[{"introduced":"0"},{"last_affected":"7.2.5"}]},{"events":[{"introduced":"0"},{"last_affected":"32"}]},{"events":[{"introduced":"0"},{"last_affected":"33"}]},{"events":[{"introduced":"0"},{"last_affected":"22.1.3"}]},{"events":[{"introduced":"0"},{"last_affected":"22.1.1"}]},{"events":[{"introduced":"0"},{"last_affected":"22.2.0"}]}],"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-4788.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N"}]}