{"id":"SUSE-SU-2026:20847-1","summary":"Security update for the Linux Kernel RT (Live Patch 5 for SUSE Linux Enterprise Micro 6.0)","details":"\nThis update for the SUSE Linux Enterprise Kernel 6.4.0-25.1 fixes various security issues\n\nThe following security issues were fixed:\n\n- CVE-2025-21738: ata: libata-sff: ensure that we cannot write outside the allocated buffer (bsc#1257118).\n- CVE-2025-38159: wifi: rtw88: fix the 'para' buffer size to avoid reading out of bounds (bsc#1257629).\n- CVE-2025-38488: smb: client: fix use-after-free in crypt_message when using async crypto (bsc#1247240).\n- CVE-2025-40258: mptcp: fix race condition in mptcp_schedule_work() (bsc#1255053).\n- CVE-2025-40284: Bluetooth: MGMT: cancel mesh send timer when hdev removed (bsc#1257669).\n- CVE-2025-40297: net: bridge: fix use-after-free due to MST port state bypass (bsc#1255895).\n- CVE-2025-68813: ipvs: fix ipv4 null-ptr-deref in route error path (bsc#1256644).\n- CVE-2025-71085: ipv6: BUG() in pskb_expand_head() as part of calipso_skbuff_setattr() (bsc#1256624).\n","modified":"2026-03-28T17:25:11.085413Z","published":"2026-03-24T16:48:26Z","related":["CVE-2025-21738","CVE-2025-38159","CVE-2025-38488","CVE-2025-40258","CVE-2025-40284","CVE-2025-40297","CVE-2025-68813","CVE-2025-71085"],"upstream":["CVE-2025-21738","CVE-2025-38159","CVE-2025-38488","CVE-2025-40258","CVE-2025-40284","CVE-2025-40297","CVE-2025-68813","CVE-2025-71085"],"references":[{"type":"ADVISORY","url":"https://www.suse.com/support/update/announcement/2026/suse-su-202620847-1/"},{"type":"REPORT","url":"https://bugzilla.suse.com/1247240"},{"type":"REPORT","url":"https://bugzilla.suse.com/1255053"},{"type":"REPORT","url":"https://bugzilla.suse.com/1255895"},{"type":"REPORT","url":"https://bugzilla.suse.com/1256624"},{"type":"REPORT","url":"https://bugzilla.suse.com/1256644"},{"type":"REPORT","url":"https://bugzilla.suse.com/1257118"},{"type":"REPORT","url":"https://bugzilla.suse.com/1257629"},{"type":"REPORT","url":"https://bugzilla.suse.com/1257669"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2025-21738"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2025-38159"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2025-38488"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2025-40258"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2025-40284"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2025-40297"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2025-68813"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2025-71085"}],"affected":[{"package":{"name":"kernel-livepatch-MICRO-6-0-RT_Update_5","ecosystem":"SUSE:Linux Micro 6.0","purl":"pkg:rpm/suse/kernel-livepatch-MICRO-6-0-RT_Update_5&distro=SUSE%20Linux%20Micro%206.0"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"16-1.1"}]}],"ecosystem_specific":{"binaries":[{"kernel-livepatch-6_4_0-25-rt":"16-1.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:20847-1.json"}}],"schema_version":"1.7.5"}