Oracle Errata System Oracle Linux 5.11 2026-05-06T17:45:32 Oracle Linux 8 [1:2.3.16-7] - fix CVE-2026-27858: denial of service via crafted message before authentication (RHEL-161630) - fix CVE-2025-59032: ManageSieve: Denial of Service via crafted SASL initial response in AUTHENTICATE command (RHEL-162282) - fix CVE-2026-27857: denial of service via specially crafted NOOP command (RHEL-161669) IMPORTANT Copyright 2026 Oracle, Inc. CVE-2025-59032 CVE-2026-27857 CVE-2026-27858 cpe:/a:oracle:linux:8::appstream cpe:/a:oracle:linux:8::codeready_builder