{"document":{"aggregate_severity":{"namespace":"https://www.suse.com/support/security/rating/","text":"important"},"category":"csaf_security_advisory","csaf_version":"2.0","distribution":{"text":"Copyright 2024 SUSE LLC. All rights reserved.","tlp":{"label":"WHITE","url":"https://www.first.org/tlp/"}},"lang":"en","notes":[{"category":"summary","text":"Security update for the Linux Kernel (Live Patch 46 for SLE 15 SP3)","title":"Title of the patch"},{"category":"description","text":"This update for the Linux Kernel 5.3.18-150300_59_167 fixes several issues.\n\nThe following security issues were fixed:\n\n- CVE-2023-52885: SUNRPC: Fix UAF in svc_tcp_listen_data_ready() (bsc#1227753).\n- CVE-2024-50205: ALSA: firewire-lib: Avoid division by zero in apply_constraint_to_size() (bsc#1233294).\n- CVE-2024-56650: netfilter: x_tables: fix LED ID check in led_tg_check() (bsc#1235431).\n","title":"Description of the patch"},{"category":"details","text":"SUSE-2025-1423,SUSE-SLE-Module-Live-Patching-15-SP3-2025-1423","title":"Patchnames"},{"category":"legal_disclaimer","text":"CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).","title":"Terms of use"}],"publisher":{"category":"vendor","contact_details":"https://www.suse.com/support/security/contact/","name":"SUSE Product Security Team","namespace":"https://www.suse.com/"},"references":[{"category":"external","summary":"SUSE ratings","url":"https://www.suse.com/support/security/rating/"},{"category":"self","summary":"URL of this CSAF notice","url":"https://ftp.suse.com/pub/projects/security/csaf/suse-su-2025_1423-1.json"},{"category":"self","summary":"URL for SUSE-SU-2025:1423-1","url":"https://www.suse.com/support/update/announcement/2025/suse-su-20251423-1/"},{"category":"self","summary":"E-Mail link for SUSE-SU-2025:1423-1","url":"https://lists.suse.com/pipermail/sle-updates/2025-May/039121.html"},{"category":"self","summary":"SUSE Bug 1227753","url":"https://bugzilla.suse.com/1227753"},{"category":"self","summary":"SUSE Bug 1233294","url":"https://bugzilla.suse.com/1233294"},{"category":"self","summary":"SUSE Bug 1235431","url":"https://bugzilla.suse.com/1235431"},{"category":"self","summary":"SUSE CVE CVE-2023-52885 page","url":"https://www.suse.com/security/cve/CVE-2023-52885/"},{"category":"self","summary":"SUSE CVE CVE-2024-50205 page","url":"https://www.suse.com/security/cve/CVE-2024-50205/"},{"category":"self","summary":"SUSE CVE CVE-2024-56650 page","url":"https://www.suse.com/security/cve/CVE-2024-56650/"}],"title":"Security update for the Linux Kernel (Live Patch 46 for SLE 15 SP3)","tracking":{"current_release_date":"2025-05-01T16:11:35Z","generator":{"date":"2025-05-01T16:11:35Z","engine":{"name":"cve-database.git:bin/generate-csaf.pl","version":"1"}},"id":"SUSE-SU-2025:1423-1","initial_release_date":"2025-05-01T16:11:35Z","revision_history":[{"date":"2025-05-01T16:11:35Z","number":"1","summary":"Current version"}],"status":"final","version":"1"}},"product_tree":{"branches":[{"branches":[{"branches":[{"category":"product_version","name":"kernel-livepatch-5_3_18-150300_59_167-default-12-150300.2.1.ppc64le","product":{"name":"kernel-livepatch-5_3_18-150300_59_167-default-12-150300.2.1.ppc64le","product_id":"kernel-livepatch-5_3_18-150300_59_167-default-12-150300.2.1.ppc64le"}}],"category":"architecture","name":"ppc64le"},{"branches":[{"category":"product_version","name":"kernel-livepatch-5_3_18-150300_59_167-default-12-150300.2.1.s390x","product":{"name":"kernel-livepatch-5_3_18-150300_59_167-default-12-150300.2.1.s390x","product_id":"kernel-livepatch-5_3_18-150300_59_167-default-12-150300.2.1.s390x"}}],"category":"architecture","name":"s390x"},{"branches":[{"category":"product_version","name":"kernel-livepatch-5_3_18-150300_59_167-default-12-150300.2.1.x86_64","product":{"name":"kernel-livepatch-5_3_18-150300_59_167-default-12-150300.2.1.x86_64","product_id":"kernel-livepatch-5_3_18-150300_59_167-default-12-150300.2.1.x86_64"}},{"category":"product_version","name":"kernel-livepatch-5_3_18-150300_59_167-preempt-12-150300.2.1.x86_64","product":{"name":"kernel-livepatch-5_3_18-150300_59_167-preempt-12-150300.2.1.x86_64","product_id":"kernel-livepatch-5_3_18-150300_59_167-preempt-12-150300.2.1.x86_64"}}],"category":"architecture","name":"x86_64"},{"branches":[{"category":"product_name","name":"SUSE Linux Enterprise Live Patching 15 SP3","product":{"name":"SUSE Linux Enterprise Live Patching 15 SP3","product_id":"SUSE Linux Enterprise Live Patching 15 SP3","product_identification_helper":{"cpe":"cpe:/o:suse:sle-module-live-patching:15:sp3"}}}],"category":"product_family","name":"SUSE Linux Enterprise"}],"category":"vendor","name":"SUSE"}],"relationships":[{"category":"default_component_of","full_product_name":{"name":"kernel-livepatch-5_3_18-150300_59_167-default-12-150300.2.1.ppc64le as component of SUSE Linux Enterprise Live Patching 15 SP3","product_id":"SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_167-default-12-150300.2.1.ppc64le"},"product_reference":"kernel-livepatch-5_3_18-150300_59_167-default-12-150300.2.1.ppc64le","relates_to_product_reference":"SUSE Linux Enterprise Live Patching 15 SP3"},{"category":"default_component_of","full_product_name":{"name":"kernel-livepatch-5_3_18-150300_59_167-default-12-150300.2.1.s390x as component of SUSE Linux Enterprise Live Patching 15 SP3","product_id":"SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_167-default-12-150300.2.1.s390x"},"product_reference":"kernel-livepatch-5_3_18-150300_59_167-default-12-150300.2.1.s390x","relates_to_product_reference":"SUSE Linux Enterprise Live Patching 15 SP3"},{"category":"default_component_of","full_product_name":{"name":"kernel-livepatch-5_3_18-150300_59_167-default-12-150300.2.1.x86_64 as component of SUSE Linux Enterprise Live Patching 15 SP3","product_id":"SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_167-default-12-150300.2.1.x86_64"},"product_reference":"kernel-livepatch-5_3_18-150300_59_167-default-12-150300.2.1.x86_64","relates_to_product_reference":"SUSE Linux Enterprise Live Patching 15 SP3"}]},"vulnerabilities":[{"cve":"CVE-2023-52885","ids":[{"system_name":"SUSE CVE Page","text":"https://www.suse.com/security/cve/CVE-2023-52885"}],"notes":[{"category":"general","text":"In the Linux kernel, the following vulnerability has been resolved:\n\nSUNRPC: Fix UAF in svc_tcp_listen_data_ready()\n\nAfter the listener svc_sock is freed, and before invoking svc_tcp_accept()\nfor the established child sock, there is a window that the newsock\nretaining a freed listener svc_sock in sk_user_data which cloning from\nparent. In the race window, if data is received on the newsock, we will\nobserve use-after-free report in svc_tcp_listen_data_ready().\n\nReproduce by two tasks:\n\n1. while :; do rpc.nfsd 0 ; rpc.nfsd; done\n2. while :; do echo \"\" | ncat -4 127.0.0.1 2049 ; done\n\nKASAN report:\n\n  ==================================================================\n  BUG: KASAN: slab-use-after-free in svc_tcp_listen_data_ready+0x1cf/0x1f0 [sunrpc]\n  Read of size 8 at addr ffff888139d96228 by task nc/102553\n  CPU: 7 PID: 102553 Comm: nc Not tainted 6.3.0+ #18\n  Hardware name: VMware, Inc. VMware Virtual Platform/440BX Desktop Reference Platform, BIOS 6.00 11/12/2020\n  Call Trace:\n   <IRQ>\n   dump_stack_lvl+0x33/0x50\n   print_address_description.constprop.0+0x27/0x310\n   print_report+0x3e/0x70\n   kasan_report+0xae/0xe0\n   svc_tcp_listen_data_ready+0x1cf/0x1f0 [sunrpc]\n   tcp_data_queue+0x9f4/0x20e0\n   tcp_rcv_established+0x666/0x1f60\n   tcp_v4_do_rcv+0x51c/0x850\n   tcp_v4_rcv+0x23fc/0x2e80\n   ip_protocol_deliver_rcu+0x62/0x300\n   ip_local_deliver_finish+0x267/0x350\n   ip_local_deliver+0x18b/0x2d0\n   ip_rcv+0x2fb/0x370\n   __netif_receive_skb_one_core+0x166/0x1b0\n   process_backlog+0x24c/0x5e0\n   __napi_poll+0xa2/0x500\n   net_rx_action+0x854/0xc90\n   __do_softirq+0x1bb/0x5de\n   do_softirq+0xcb/0x100\n   </IRQ>\n   <TASK>\n   ...\n   </TASK>\n\n  Allocated by task 102371:\n   kasan_save_stack+0x1e/0x40\n   kasan_set_track+0x21/0x30\n   __kasan_kmalloc+0x7b/0x90\n   svc_setup_socket+0x52/0x4f0 [sunrpc]\n   svc_addsock+0x20d/0x400 [sunrpc]\n   __write_ports_addfd+0x209/0x390 [nfsd]\n   write_ports+0x239/0x2c0 [nfsd]\n   nfsctl_transaction_write+0xac/0x110 [nfsd]\n   vfs_write+0x1c3/0xae0\n   ksys_write+0xed/0x1c0\n   do_syscall_64+0x38/0x90\n   entry_SYSCALL_64_after_hwframe+0x72/0xdc\n\n  Freed by task 102551:\n   kasan_save_stack+0x1e/0x40\n   kasan_set_track+0x21/0x30\n   kasan_save_free_info+0x2a/0x50\n   __kasan_slab_free+0x106/0x190\n   __kmem_cache_free+0x133/0x270\n   svc_xprt_free+0x1e2/0x350 [sunrpc]\n   svc_xprt_destroy_all+0x25a/0x440 [sunrpc]\n   nfsd_put+0x125/0x240 [nfsd]\n   nfsd_svc+0x2cb/0x3c0 [nfsd]\n   write_threads+0x1ac/0x2a0 [nfsd]\n   nfsctl_transaction_write+0xac/0x110 [nfsd]\n   vfs_write+0x1c3/0xae0\n   ksys_write+0xed/0x1c0\n   do_syscall_64+0x38/0x90\n   entry_SYSCALL_64_after_hwframe+0x72/0xdc\n\nFix the UAF by simply doing nothing in svc_tcp_listen_data_ready()\nif state != TCP_LISTEN, that will avoid dereferencing svsk for all\nchild socket.","title":"CVE description"}],"product_status":{"recommended":["SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_167-default-12-150300.2.1.ppc64le","SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_167-default-12-150300.2.1.s390x","SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_167-default-12-150300.2.1.x86_64"]},"references":[{"category":"external","summary":"CVE-2023-52885","url":"https://www.suse.com/security/cve/CVE-2023-52885"},{"category":"external","summary":"SUSE Bug 1227750 for CVE-2023-52885","url":"https://bugzilla.suse.com/1227750"},{"category":"external","summary":"SUSE Bug 1227753 for CVE-2023-52885","url":"https://bugzilla.suse.com/1227753"}],"remediations":[{"category":"vendor_fix","details":"To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n","product_ids":["SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_167-default-12-150300.2.1.ppc64le","SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_167-default-12-150300.2.1.s390x","SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_167-default-12-150300.2.1.x86_64"]}],"scores":[{"cvss_v3":{"baseScore":8.1,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"products":["SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_167-default-12-150300.2.1.ppc64le","SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_167-default-12-150300.2.1.s390x","SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_167-default-12-150300.2.1.x86_64"]}],"threats":[{"category":"impact","date":"2025-05-01T16:11:35Z","details":"important"}],"title":"CVE-2023-52885"},{"cve":"CVE-2024-50205","ids":[{"system_name":"SUSE CVE Page","text":"https://www.suse.com/security/cve/CVE-2024-50205"}],"notes":[{"category":"general","text":"In the Linux kernel, the following vulnerability has been resolved:\n\nALSA: firewire-lib: Avoid division by zero in apply_constraint_to_size()\n\nThe step variable is initialized to zero. It is changed in the loop,\nbut if it's not changed it will remain zero. Add a variable check\nbefore the division.\n\nThe observed behavior was introduced by commit 826b5de90c0b\n(\"ALSA: firewire-lib: fix insufficient PCM rule for period/buffer size\"),\nand it is difficult to show that any of the interval parameters will\nsatisfy the snd_interval_test() condition with data from the\namdtp_rate_table[] table.\n\nFound by Linux Verification Center (linuxtesting.org) with SVACE.","title":"CVE description"}],"product_status":{"recommended":["SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_167-default-12-150300.2.1.ppc64le","SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_167-default-12-150300.2.1.s390x","SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_167-default-12-150300.2.1.x86_64"]},"references":[{"category":"external","summary":"CVE-2024-50205","url":"https://www.suse.com/security/cve/CVE-2024-50205"},{"category":"external","summary":"SUSE Bug 1233293 for CVE-2024-50205","url":"https://bugzilla.suse.com/1233293"},{"category":"external","summary":"SUSE Bug 1233294 for CVE-2024-50205","url":"https://bugzilla.suse.com/1233294"}],"remediations":[{"category":"vendor_fix","details":"To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n","product_ids":["SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_167-default-12-150300.2.1.ppc64le","SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_167-default-12-150300.2.1.s390x","SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_167-default-12-150300.2.1.x86_64"]}],"scores":[{"cvss_v3":{"baseScore":7.1,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H","version":"3.1"},"products":["SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_167-default-12-150300.2.1.ppc64le","SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_167-default-12-150300.2.1.s390x","SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_167-default-12-150300.2.1.x86_64"]}],"threats":[{"category":"impact","date":"2025-05-01T16:11:35Z","details":"important"}],"title":"CVE-2024-50205"},{"cve":"CVE-2024-56650","ids":[{"system_name":"SUSE CVE Page","text":"https://www.suse.com/security/cve/CVE-2024-56650"}],"notes":[{"category":"general","text":"In the Linux kernel, the following vulnerability has been resolved:\n\nnetfilter: x_tables: fix LED ID check in led_tg_check()\n\nSyzbot has reported the following BUG detected by KASAN:\n\nBUG: KASAN: slab-out-of-bounds in strlen+0x58/0x70\nRead of size 1 at addr ffff8881022da0c8 by task repro/5879\n...\nCall Trace:\n <TASK>\n dump_stack_lvl+0x241/0x360\n ? __pfx_dump_stack_lvl+0x10/0x10\n ? __pfx__printk+0x10/0x10\n ? _printk+0xd5/0x120\n ? __virt_addr_valid+0x183/0x530\n ? __virt_addr_valid+0x183/0x530\n print_report+0x169/0x550\n ? __virt_addr_valid+0x183/0x530\n ? __virt_addr_valid+0x183/0x530\n ? __virt_addr_valid+0x45f/0x530\n ? __phys_addr+0xba/0x170\n ? strlen+0x58/0x70\n kasan_report+0x143/0x180\n ? strlen+0x58/0x70\n strlen+0x58/0x70\n kstrdup+0x20/0x80\n led_tg_check+0x18b/0x3c0\n xt_check_target+0x3bb/0xa40\n ? __pfx_xt_check_target+0x10/0x10\n ? stack_depot_save_flags+0x6e4/0x830\n ? nft_target_init+0x174/0xc30\n nft_target_init+0x82d/0xc30\n ? __pfx_nft_target_init+0x10/0x10\n ? nf_tables_newrule+0x1609/0x2980\n ? nf_tables_newrule+0x1609/0x2980\n ? rcu_is_watching+0x15/0xb0\n ? nf_tables_newrule+0x1609/0x2980\n ? nf_tables_newrule+0x1609/0x2980\n ? __kmalloc_noprof+0x21a/0x400\n nf_tables_newrule+0x1860/0x2980\n ? __pfx_nf_tables_newrule+0x10/0x10\n ? __nla_parse+0x40/0x60\n nfnetlink_rcv+0x14e5/0x2ab0\n ? __pfx_validate_chain+0x10/0x10\n ? __pfx_nfnetlink_rcv+0x10/0x10\n ? __lock_acquire+0x1384/0x2050\n ? netlink_deliver_tap+0x2e/0x1b0\n ? __pfx_lock_release+0x10/0x10\n ? netlink_deliver_tap+0x2e/0x1b0\n netlink_unicast+0x7f8/0x990\n ? __pfx_netlink_unicast+0x10/0x10\n ? __virt_addr_valid+0x183/0x530\n ? __check_object_size+0x48e/0x900\n netlink_sendmsg+0x8e4/0xcb0\n ? __pfx_netlink_sendmsg+0x10/0x10\n ? aa_sock_msg_perm+0x91/0x160\n ? __pfx_netlink_sendmsg+0x10/0x10\n __sock_sendmsg+0x223/0x270\n ____sys_sendmsg+0x52a/0x7e0\n ? __pfx_____sys_sendmsg+0x10/0x10\n __sys_sendmsg+0x292/0x380\n ? __pfx___sys_sendmsg+0x10/0x10\n ? lockdep_hardirqs_on_prepare+0x43d/0x780\n ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10\n ? exc_page_fault+0x590/0x8c0\n ? do_syscall_64+0xb6/0x230\n do_syscall_64+0xf3/0x230\n entry_SYSCALL_64_after_hwframe+0x77/0x7f\n...\n </TASK>\n\nSince an invalid (without '\\0' byte at all) byte sequence may be passed\nfrom userspace, add an extra check to ensure that such a sequence is\nrejected as possible ID and so never passed to 'kstrdup()' and further.","title":"CVE description"}],"product_status":{"recommended":["SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_167-default-12-150300.2.1.ppc64le","SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_167-default-12-150300.2.1.s390x","SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_167-default-12-150300.2.1.x86_64"]},"references":[{"category":"external","summary":"CVE-2024-56650","url":"https://www.suse.com/security/cve/CVE-2024-56650"},{"category":"external","summary":"SUSE Bug 1235430 for CVE-2024-56650","url":"https://bugzilla.suse.com/1235430"},{"category":"external","summary":"SUSE Bug 1235431 for CVE-2024-56650","url":"https://bugzilla.suse.com/1235431"}],"remediations":[{"category":"vendor_fix","details":"To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n","product_ids":["SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_167-default-12-150300.2.1.ppc64le","SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_167-default-12-150300.2.1.s390x","SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_167-default-12-150300.2.1.x86_64"]}],"scores":[{"cvss_v3":{"baseScore":7.8,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"products":["SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_167-default-12-150300.2.1.ppc64le","SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_167-default-12-150300.2.1.s390x","SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_167-default-12-150300.2.1.x86_64"]}],"threats":[{"category":"impact","date":"2025-05-01T16:11:35Z","details":"important"}],"title":"CVE-2024-56650"}]}