{"affected":[{"ecosystem_specific":{"binaries":[{"kernel-livepatch-5_14_21-150400_15_40-rt":"3-150400.2.1"}]},"package":{"ecosystem":"SUSE:Linux Enterprise Live Patching 15 SP4","name":"kernel-livepatch-SLE15-SP4-RT_Update_9","purl":"pkg:rpm/suse/kernel-livepatch-SLE15-SP4-RT_Update_9&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP4"},"ranges":[{"events":[{"introduced":"0"},{"fixed":"3-150400.2.1"}],"type":"ECOSYSTEM"}]}],"aliases":[],"details":"This update for the Linux Kernel 5.14.21-150400_15_40 fixes several issues.\n\nThe following security issues were fixed:\n\n- CVE-2023-3776: Fixed improper refcount update in cls_fw leads to use-after-free (bsc#1215119).\n- CVE-2023-4273: Fixed a flaw in the exFAT driver of the Linux kernel that alloawed a local privileged attacker to overflow the kernel stack (bsc#1214123).\n- CVE-2023-3609: Fixed reference counter leak leading to  overflow in net/sched (bsc#1213587).\n- CVE-2023-31248: Fixed an use-after-free vulnerability in nft_chain_lookup_byid that could allow a local attacker to escalate their privilege (bsc#1213064).\n","id":"SUSE-SU-2023:3773-1","modified":"2023-09-26T04:04:50Z","published":"2023-09-26T04:04:50Z","references":[{"type":"ADVISORY","url":"https://www.suse.com/support/update/announcement/2023/suse-su-20233773-1/"},{"type":"REPORT","url":"https://bugzilla.suse.com/1213064"},{"type":"REPORT","url":"https://bugzilla.suse.com/1213587"},{"type":"REPORT","url":"https://bugzilla.suse.com/1214123"},{"type":"REPORT","url":"https://bugzilla.suse.com/1215119"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2023-31248"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2023-3609"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2023-3776"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2023-4273"}],"related":["CVE-2023-31248","CVE-2023-3609","CVE-2023-3776","CVE-2023-4273"],"summary":"Security update for the Linux Kernel RT (Live Patch 9 for SLE 15 SP4)","upstream":["CVE-2023-31248","CVE-2023-3609","CVE-2023-3776","CVE-2023-4273"]}