{"schema_version":"1.7.3","id":"SUSE-SU-2023:2146-1","published":"2023-05-09T15:03:56Z","modified":"2026-02-04T03:31:41.948642Z","related":["CVE-2020-36691","CVE-2022-2196","CVE-2022-43945","CVE-2023-1611","CVE-2023-1670","CVE-2023-1838","CVE-2023-1855","CVE-2023-1872","CVE-2023-1989","CVE-2023-1990","CVE-2023-1998","CVE-2023-2008","CVE-2023-2162","CVE-2023-2176","CVE-2023-30772"],"upstream":["CVE-2020-36691","CVE-2022-2196","CVE-2022-43945","CVE-2023-1611","CVE-2023-1670","CVE-2023-1838","CVE-2023-1855","CVE-2023-1872","CVE-2023-1989","CVE-2023-1990","CVE-2023-1998","CVE-2023-2008","CVE-2023-2162","CVE-2023-2176","CVE-2023-30772"],"summary":"Security update for the Linux Kernel","details":"The SUSE Linux Enterprise 15 SP2 kernel was updated to receive various security and bugfixes.\n\n\nThe following security bugs were fixed:\n\n- CVE-2023-1872:Fixed a use after free vulnerability in the io_uring subsystem, which could lead to local privilege escalation (bsc#1210414).\n- CVE-2022-2196: Fixed a regression related to KVM that allowed for speculative execution attacks (bsc#1206992).\n- CVE-2023-1670: Fixed a use after free in the Xircom 16-bit PCMCIA Ethernet driver. A local user could use this flaw to crash the system or potentially escalate their privileges on the system (bsc#1209871).\n- CVE-2023-2162: Fixed an use-after-free flaw in iscsi_sw_tcp_session_create (bsc#1210647).\n- CVE-2023-2176: A vulnerability was found in compare_netdev_and_ip in drivers/infiniband/core/cma.c in RDMA. The improper cleanup results in out-of-boundary read, where a local user can utilize this problem to crash the system or escalation of privilege (bsc#1210629).\n- CVE-2023-1998: Fixed a use after free during login when accessing the shost ipaddress (bsc#1210506).\n- CVE-2023-30772: Fixed a race condition and resultant use-after-free in da9150_charger_remove (bsc#1210329).\n- CVE-2023-2008: A flaw was found in the fault handler of the udmabuf device driver. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code (bsc#1210453).\n- CVE-2023-1855: Fixed a use after free in xgene_hwmon_remove (bsc#1210202).\n- CVE-2020-36691: Fixed a denial of service (unbounded recursion) vulnerability via a nested Netlink policy with a back reference (bsc#1209613 bsc#1209777).\n- CVE-2023-1990: Fixed a use after free in ndlc_remove (bsc#1210337).\n- CVE-2023-1989: Fixed a use after free in btsdio_remove (bsc#1210336).\n- CVE-2022-43945: Fixed a buffer overflow in the NFSD implementation (bsc#1205128).\n- CVE-2023-1611: Fixed an use-after-free flaw in btrfs_search_slot (bsc#1209687).\n- CVE-2023-1838: Fixed an use-after-free flaw in virtio network subcomponent. This flaw could allow a local attacker to crash the system and lead to a kernel information leak problem. (bsc#1210203).\n\nThe following non-security bugs were fixed:\n\n- Drivers: vmbus: Check for channel allocation before looking up relids (git-fixes).\n- Replace mkinitrd dependency with dracut (bsc#1202353).\n- cifs: fix negotiate context parsing (bsc#1210301).\n","affected":[{"package":{"name":"kernel-default","ecosystem":"SUSE:Linux Enterprise Live Patching 15 SP2","purl":"pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.3.18-150200.24.151.1"}]}],"ecosystem_specific":{"binaries":[{"kernel-default-livepatch":"5.3.18-150200.24.151.1","kernel-default-livepatch-devel":"5.3.18-150200.24.151.1","kernel-livepatch-5_3_18-150200_24_151-default":"1-150200.5.3.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2023:2146-1.json"}},{"package":{"name":"kernel-livepatch-SLE15-SP2_Update_36","ecosystem":"SUSE:Linux Enterprise Live Patching 15 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