{"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 RT (Live Patch 18 for SLE 15 SP5)","title":"Title of the patch"},{"category":"description","text":"This update for the Linux Kernel 5.14.21-150500_13_64 fixes several issues.\n\nThe following security issues were fixed:\n\n- CVE-2021-47517: Fix panic when interrupt coaleceing is set via ethtool (bsc#1225429).\n- CVE-2024-43861: Fix memory leak for not ip packets (bsc#1229553).\n","title":"Description of the patch"},{"category":"details","text":"SUSE-2024-4160,SUSE-SLE-Module-Live-Patching-15-SP5-2024-4160","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-2024_4160-1.json"},{"category":"self","summary":"URL for SUSE-SU-2024:4160-1","url":"https://www.suse.com/support/update/announcement/2024/suse-su-20244160-1/"},{"category":"self","summary":"E-Mail link for SUSE-SU-2024:4160-1","url":"https://lists.suse.com/pipermail/sle-security-updates/2024-December/019905.html"},{"category":"self","summary":"SUSE Bug 1225429","url":"https://bugzilla.suse.com/1225429"},{"category":"self","summary":"SUSE Bug 1229553","url":"https://bugzilla.suse.com/1229553"},{"category":"self","summary":"SUSE CVE CVE-2021-47517 page","url":"https://www.suse.com/security/cve/CVE-2021-47517/"},{"category":"self","summary":"SUSE CVE CVE-2024-43861 page","url":"https://www.suse.com/security/cve/CVE-2024-43861/"}],"title":"Security update for the Linux Kernel RT (Live Patch 18 for SLE 15 SP5)","tracking":{"current_release_date":"2024-12-03T16:34:16Z","generator":{"date":"2024-12-03T16:34:16Z","engine":{"name":"cve-database.git:bin/generate-csaf.pl","version":"1"}},"id":"SUSE-SU-2024:4160-1","initial_release_date":"2024-12-03T16:34:16Z","revision_history":[{"date":"2024-12-03T16:34:16Z","number":"1","summary":"Current version"}],"status":"final","version":"1"}},"product_tree":{"branches":[{"branches":[{"branches":[{"category":"product_version","name":"kernel-livepatch-5_14_21-150500_13_64-rt-2-150500.11.6.1.x86_64","product":{"name":"kernel-livepatch-5_14_21-150500_13_64-rt-2-150500.11.6.1.x86_64","product_id":"kernel-livepatch-5_14_21-150500_13_64-rt-2-150500.11.6.1.x86_64"}}],"category":"architecture","name":"x86_64"},{"branches":[{"category":"product_name","name":"SUSE Linux Enterprise Live Patching 15 SP5","product":{"name":"SUSE Linux Enterprise Live Patching 15 SP5","product_id":"SUSE Linux Enterprise Live Patching 15 SP5","product_identification_helper":{"cpe":"cpe:/o:suse:sle-module-live-patching:15:sp5"}}}],"category":"product_family","name":"SUSE Linux Enterprise"}],"category":"vendor","name":"SUSE"}],"relationships":[{"category":"default_component_of","full_product_name":{"name":"kernel-livepatch-5_14_21-150500_13_64-rt-2-150500.11.6.1.x86_64 as component of SUSE Linux Enterprise Live Patching 15 SP5","product_id":"SUSE Linux Enterprise Live Patching 15 SP5:kernel-livepatch-5_14_21-150500_13_64-rt-2-150500.11.6.1.x86_64"},"product_reference":"kernel-livepatch-5_14_21-150500_13_64-rt-2-150500.11.6.1.x86_64","relates_to_product_reference":"SUSE Linux Enterprise Live Patching 15 SP5"}]},"vulnerabilities":[{"cve":"CVE-2021-47517","ids":[{"system_name":"SUSE CVE Page","text":"https://www.suse.com/security/cve/CVE-2021-47517"}],"notes":[{"category":"general","text":"In the Linux kernel, the following vulnerability has been resolved:\n\nethtool: do not perform operations on net devices being unregistered\n\nThere is a short period between a net device starts to be unregistered\nand when it is actually gone. In that time frame ethtool operations\ncould still be performed, which might end up in unwanted or undefined\nbehaviours[1].\n\nDo not allow ethtool operations after a net device starts its\nunregistration. This patch targets the netlink part as the ioctl one\nisn't affected: the reference to the net device is taken and the\noperation is executed within an rtnl lock section and the net device\nwon't be found after unregister.\n\n[1] For example adding Tx queues after unregister ends up in NULL\n    pointer exceptions and UaFs, such as:\n\n      BUG: KASAN: use-after-free in kobject_get+0x14/0x90\n      Read of size 1 at addr ffff88801961248c by task ethtool/755\n\n      CPU: 0 PID: 755 Comm: ethtool Not tainted 5.15.0-rc6+ #778\n      Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.14.0-4.fc34 04/014\n      Call Trace:\n       dump_stack_lvl+0x57/0x72\n       print_address_description.constprop.0+0x1f/0x140\n       kasan_report.cold+0x7f/0x11b\n       kobject_get+0x14/0x90\n       kobject_add_internal+0x3d1/0x450\n       kobject_init_and_add+0xba/0xf0\n       netdev_queue_update_kobjects+0xcf/0x200\n       netif_set_real_num_tx_queues+0xb4/0x310\n       veth_set_channels+0x1c3/0x550\n       ethnl_set_channels+0x524/0x610","title":"CVE description"}],"product_status":{"recommended":["SUSE Linux Enterprise Live Patching 15 SP5:kernel-livepatch-5_14_21-150500_13_64-rt-2-150500.11.6.1.x86_64"]},"references":[{"category":"external","summary":"CVE-2021-47517","url":"https://www.suse.com/security/cve/CVE-2021-47517"},{"category":"external","summary":"SUSE Bug 1225428 for CVE-2021-47517","url":"https://bugzilla.suse.com/1225428"}],"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 SP5:kernel-livepatch-5_14_21-150500_13_64-rt-2-150500.11.6.1.x86_64"]}],"scores":[{"cvss_v3":{"baseScore":6.5,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:H/A:H","version":"3.1"},"products":["SUSE Linux Enterprise Live Patching 15 SP5:kernel-livepatch-5_14_21-150500_13_64-rt-2-150500.11.6.1.x86_64"]}],"threats":[{"category":"impact","date":"2024-12-03T16:34:16Z","details":"moderate"}],"title":"CVE-2021-47517"},{"cve":"CVE-2024-43861","ids":[{"system_name":"SUSE CVE Page","text":"https://www.suse.com/security/cve/CVE-2024-43861"}],"notes":[{"category":"general","text":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: usb: qmi_wwan: fix memory leak for not ip packets\n\nFree the unused skb when not ip packets arrive.","title":"CVE description"}],"product_status":{"recommended":["SUSE Linux Enterprise Live Patching 15 SP5:kernel-livepatch-5_14_21-150500_13_64-rt-2-150500.11.6.1.x86_64"]},"references":[{"category":"external","summary":"CVE-2024-43861","url":"https://www.suse.com/security/cve/CVE-2024-43861"},{"category":"external","summary":"SUSE Bug 1229500 for CVE-2024-43861","url":"https://bugzilla.suse.com/1229500"},{"category":"external","summary":"SUSE Bug 1229553 for CVE-2024-43861","url":"https://bugzilla.suse.com/1229553"}],"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 SP5:kernel-livepatch-5_14_21-150500_13_64-rt-2-150500.11.6.1.x86_64"]}],"scores":[{"cvss_v3":{"baseScore":7.5,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"},"products":["SUSE Linux Enterprise Live Patching 15 SP5:kernel-livepatch-5_14_21-150500_13_64-rt-2-150500.11.6.1.x86_64"]}],"threats":[{"category":"impact","date":"2024-12-03T16:34:16Z","details":"important"}],"title":"CVE-2024-43861"}]}