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(bsc#1216051)\n- CVE-2023-34324: Fixed a possible deadlock in Linux kernel event handling. (bsc#1215745).\n- CVE-2023-39189: Fixed a flaw in the Netfilter subsystem that could allow a local privileged (CAP_NET_ADMIN) attacker to trigger an out-of-bounds read, leading to a crash or information disclosure. (bsc#1216046)\n- CVE-2023-39194: Fixed an out of bounds read in the XFRM subsystem (bsc#1215861).\n- CVE-2023-39193: Fixed an out of bounds read in the xtables subsystem (bsc#1215860).\n- CVE-2023-39192: Fixed an out of bounds read in the netfilter (bsc#1215858).\n- CVE-2023-42754: Fixed a NULL pointer dereference in the IPv4 stack that could lead to denial of service (bsc#1215467).\n- CVE-2023-1206: Fixed a hash collision flaw in the IPv6 connection lookup table which could be exploited by network adjacent attackers, increasing CPU usage by 95% (bsc#1212703).\n- CVE-2023-4921: Fixed a use-after-free vulnerability in the QFQ network scheduler which could be exploited to achieve local privilege escalation (bsc#1215275).\n- CVE-2023-4622: Fixed a use-after-free vulnerability in the Unix domain sockets component which could be exploited to achieve local privilege escalation (bsc#1215117).\n- CVE-2023-4623: Fixed a use-after-free issue in the HFSC network scheduler which could be exploited to achieve local privilege escalation (bsc#1215115).\n- CVE-2020-36766: Fixed a potential information leak in in the CEC driver (bsc#1215299).\n- CVE-2023-1859: Fixed a use-after-free flaw in Xen transport for 9pfs which could be exploited to crash the system (bsc#1210169).\n- CVE-2023-4881: Fixed a out-of-bounds write flaw in the netfilter subsystem that could lead to potential information disclosure or a denial of service (bsc#1215221).\n- CVE-2023-40283: Fixed use-after-free in l2cap_sock_ready_cb (bsc#1214233).\n- CVE-2023-1192: Fixed use-after-free in cifs_demultiplex_thread() (bsc#1208995).\n\nThe following non-security bugs were fixed:\n\n- check-for-config-changes: ignore BUILTIN_RETURN_ADDRESS_STRIPS_PAC (bsc#1214380). gcc7 on SLE 15 does not support this while later gcc does.\n- mkspec: Allow unsupported KMPs (bsc#1214386)\n- old-flavors: Drop 2.6 kernels. 2.6 based kernels are EOL, upgrading from them is no longer 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