SUSE-SU-2023:2448-1

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SUSE-SU-2023:2448-1

Summary: Security update for the Linux Kernel (Live Patch 32 for SLE 15 SP2)

Details: This update for the Linux Kernel 5.3.18-150200_24_139 fixes several issues. The following security issues were fixed: - CVE-2023-28464: Fixed user-after-free that could lead to privilege escalation in hci_conn_cleanup in net/uetooth/hci_conn.c (bsc#1211111). - CVE-2023-1989: Fixed a use after free in btsdio_remove (bsc#1210500). - CVE-2023-1872: Fixed a use after free vulnerability in the io_uring subsystem, which could lead to local privilege escalation (bsc#1210417). - CVE-2023-1281: Fixed use after free that could lead to privilege escalation in tcindex (bsc#1209683). - CVE-2023-2162: Fixed an use-after-free flaw in iscsi_sw_tcp_session_create (bsc#1210662). - CVE-2023-0461: Fixed use-after-free in icsk_ulp_data (bsc#1208911). - CVE-2023-23454: Fixed a type-confusion in the CBQ network scheduler (bsc#1207188).

References: https://www.suse.com/support/update/announcement/2023/suse-su-20232448-1/, https://bugzilla.suse.com/1207188, https://bugzilla.suse.com/1208911, https://bugzilla.suse.com/1209683, https://bugzilla.suse.com/1210417, https://bugzilla.suse.com/1210500, https://bugzilla.suse.com/1210662, https://bugzilla.suse.com/1211111, https://www.suse.com/security/cve/CVE-2023-0461, https://www.suse.com/security/cve/CVE-2023-1281, https://www.suse.com/security/cve/CVE-2023-1872, https://www.suse.com/security/cve/CVE-2023-1989, https://www.suse.com/security/cve/CVE-2023-2162, https://www.suse.com/security/cve/CVE-2023-23454, https://www.suse.com/security/cve/CVE-2023-28464