{"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 24 for SLE 15)","title":"Title of the patch"},{"category":"description","text":"This update for the Linux Kernel 4.12.14-150_72 fixes several issues.\n\nThe following security issues were fixed:\n\n- CVE-2021-3715: Fixed a user-after-free in the Linux kernel's Traffic Control networking subsystem which could lead to local privilege escalation. (bsc#1190350).\n- CVE-2021-38160: Fixed a bug that could lead to a data corruption or loss. This can be triggered by an untrusted device that supplies a buf->len value exceeding the buffer size in drivers/char/virtio_console.c (bsc#1190118)\n- CVE-2021-3640: Fixed a user-after-free bug in the function sco_sock_sendmsg which could lead to local privilege escalation. (bsc#1188613)\n- CVE-2021-3573: Fixed a user-after-free bug in the function hci_sock_bound_ioctl which could lead to local privilege escalation. (bsc#1187054).\n","title":"Description of the patch"},{"category":"details","text":"SUSE-2021-3371,SUSE-SLE-Module-Live-Patching-15-2021-3371,SUSE-SLE-Module-Live-Patching-15-2021-3372","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-2021_3371-1.json"},{"category":"self","summary":"URL for SUSE-SU-2021:3371-1","url":"https://www.suse.com/support/update/announcement/2021/suse-su-20213371-1/"},{"category":"self","summary":"E-Mail link for SUSE-SU-2021:3371-1","url":"https://lists.suse.com/pipermail/sle-security-updates/2021-October/009573.html"},{"category":"self","summary":"SUSE Bug 1187054","url":"https://bugzilla.suse.com/1187054"},{"category":"self","summary":"SUSE Bug 1188613","url":"https://bugzilla.suse.com/1188613"},{"category":"self","summary":"SUSE Bug 1190118","url":"https://bugzilla.suse.com/1190118"},{"category":"self","summary":"SUSE Bug 1190350","url":"https://bugzilla.suse.com/1190350"},{"category":"self","summary":"SUSE CVE CVE-2021-3573 page","url":"https://www.suse.com/security/cve/CVE-2021-3573/"},{"category":"self","summary":"SUSE CVE CVE-2021-3640 page","url":"https://www.suse.com/security/cve/CVE-2021-3640/"},{"category":"self","summary":"SUSE CVE CVE-2021-3715 page","url":"https://www.suse.com/security/cve/CVE-2021-3715/"},{"category":"self","summary":"SUSE CVE CVE-2021-38160 page","url":"https://www.suse.com/security/cve/CVE-2021-38160/"}],"title":"Security update for the Linux Kernel (Live Patch 24 for SLE 15)","tracking":{"current_release_date":"2021-10-12T12:04:25Z","generator":{"date":"2021-10-12T12:04:25Z","engine":{"name":"cve-database.git:bin/generate-csaf.pl","version":"1"}},"id":"SUSE-SU-2021:3371-1","initial_release_date":"2021-10-12T12:04:25Z","revision_history":[{"date":"2021-10-12T12:04:25Z","number":"1","summary":"Current version"}],"status":"final","version":"1"}},"product_tree":{"branches":[{"branches":[{"branches":[{"category":"product_version","name":"kernel-livepatch-4_12_14-150_75-default-4-2.1.ppc64le","product":{"name":"kernel-livepatch-4_12_14-150_75-default-4-2.1.ppc64le","product_id":"kernel-livepatch-4_12_14-150_75-default-4-2.1.ppc64le"}},{"category":"product_version","name":"kernel-livepatch-4_12_14-150_72-default-7-2.1.ppc64le","product":{"name":"kernel-livepatch-4_12_14-150_72-default-7-2.1.ppc64le","product_id":"kernel-livepatch-4_12_14-150_72-default-7-2.1.ppc64le"}}],"category":"architecture","name":"ppc64le"},{"branches":[{"category":"product_version","name":"kernel-livepatch-4_12_14-150_75-default-4-2.1.x86_64","product":{"name":"kernel-livepatch-4_12_14-150_75-default-4-2.1.x86_64","product_id":"kernel-livepatch-4_12_14-150_75-default-4-2.1.x86_64"}},{"category":"product_version","name":"kernel-livepatch-4_12_14-150_72-default-7-2.1.x86_64","product":{"name":"kernel-livepatch-4_12_14-150_72-default-7-2.1.x86_64","product_id":"kernel-livepatch-4_12_14-150_72-default-7-2.1.x86_64"}}],"category":"architecture","name":"x86_64"},{"branches":[{"category":"product_name","name":"SUSE Linux Enterprise Live Patching 15","product":{"name":"SUSE Linux Enterprise Live Patching 15","product_id":"SUSE Linux Enterprise Live Patching 15","product_identification_helper":{"cpe":"cpe:/o:suse:sle-module-live-patching:15"}}},{"category":"product_name","name":"SUSE Linux Enterprise Live Patching 15","product":{"name":"SUSE Linux Enterprise Live Patching 15","product_id":"SUSE Linux Enterprise Live Patching 15","product_identification_helper":{"cpe":"cpe:/o:suse:sle-module-live-patching:15"}}}],"category":"product_family","name":"SUSE Linux Enterprise"}],"category":"vendor","name":"SUSE"}],"relationships":[{"category":"default_component_of","full_product_name":{"name":"kernel-livepatch-4_12_14-150_75-default-4-2.1.ppc64le as component of SUSE Linux Enterprise Live Patching 15","product_id":"SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150_75-default-4-2.1.ppc64le"},"product_reference":"kernel-livepatch-4_12_14-150_75-default-4-2.1.ppc64le","relates_to_product_reference":"SUSE Linux Enterprise Live Patching 15"},{"category":"default_component_of","full_product_name":{"name":"kernel-livepatch-4_12_14-150_75-default-4-2.1.x86_64 as component of SUSE Linux Enterprise Live Patching 15","product_id":"SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150_75-default-4-2.1.x86_64"},"product_reference":"kernel-livepatch-4_12_14-150_75-default-4-2.1.x86_64","relates_to_product_reference":"SUSE Linux Enterprise Live Patching 15"},{"category":"default_component_of","full_product_name":{"name":"kernel-livepatch-4_12_14-150_72-default-7-2.1.ppc64le as component of SUSE Linux Enterprise Live Patching 15","product_id":"SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150_72-default-7-2.1.ppc64le"},"product_reference":"kernel-livepatch-4_12_14-150_72-default-7-2.1.ppc64le","relates_to_product_reference":"SUSE Linux Enterprise Live Patching 15"},{"category":"default_component_of","full_product_name":{"name":"kernel-livepatch-4_12_14-150_72-default-7-2.1.x86_64 as component of SUSE Linux Enterprise Live Patching 15","product_id":"SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150_72-default-7-2.1.x86_64"},"product_reference":"kernel-livepatch-4_12_14-150_72-default-7-2.1.x86_64","relates_to_product_reference":"SUSE Linux Enterprise Live Patching 15"},{"category":"default_component_of","full_product_name":{"name":"kernel-livepatch-4_12_14-150_75-default-4-2.1.ppc64le as component of SUSE Linux Enterprise Live Patching 15","product_id":"SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150_75-default-4-2.1.ppc64le"},"product_reference":"kernel-livepatch-4_12_14-150_75-default-4-2.1.ppc64le","relates_to_product_reference":"SUSE Linux Enterprise Live Patching 15"},{"category":"default_component_of","full_product_name":{"name":"kernel-livepatch-4_12_14-150_75-default-4-2.1.x86_64 as component of SUSE Linux Enterprise Live Patching 15","product_id":"SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150_75-default-4-2.1.x86_64"},"product_reference":"kernel-livepatch-4_12_14-150_75-default-4-2.1.x86_64","relates_to_product_reference":"SUSE Linux Enterprise Live Patching 15"},{"category":"default_component_of","full_product_name":{"name":"kernel-livepatch-4_12_14-150_72-default-7-2.1.ppc64le as component of SUSE Linux Enterprise Live Patching 15","product_id":"SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150_72-default-7-2.1.ppc64le"},"product_reference":"kernel-livepatch-4_12_14-150_72-default-7-2.1.ppc64le","relates_to_product_reference":"SUSE Linux Enterprise Live Patching 15"},{"category":"default_component_of","full_product_name":{"name":"kernel-livepatch-4_12_14-150_72-default-7-2.1.x86_64 as component of SUSE Linux Enterprise Live Patching 15","product_id":"SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150_72-default-7-2.1.x86_64"},"product_reference":"kernel-livepatch-4_12_14-150_72-default-7-2.1.x86_64","relates_to_product_reference":"SUSE Linux Enterprise Live Patching 15"}]},"vulnerabilities":[{"cve":"CVE-2021-3573","ids":[{"system_name":"SUSE CVE Page","text":"https://www.suse.com/security/cve/CVE-2021-3573"}],"notes":[{"category":"general","text":"A use-after-free in function hci_sock_bound_ioctl() of the Linux kernel HCI subsystem was found in the way user calls ioct HCIUNBLOCKADDR or other way triggers race condition of the call hci_unregister_dev() together with one of the calls hci_sock_blacklist_add(), hci_sock_blacklist_del(), hci_get_conn_info(), hci_get_auth_info(). A privileged local user could use this flaw to crash the system or escalate their privileges on the system. This flaw affects the Linux kernel versions prior to 5.13-rc5.","title":"CVE description"}],"product_status":{"recommended":["SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150_72-default-7-2.1.ppc64le","SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150_72-default-7-2.1.x86_64","SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150_75-default-4-2.1.ppc64le","SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150_75-default-4-2.1.x86_64"]},"references":[{"category":"external","summary":"CVE-2021-3573","url":"https://www.suse.com/security/cve/CVE-2021-3573"},{"category":"external","summary":"SUSE Bug 1186666 for CVE-2021-3573","url":"https://bugzilla.suse.com/1186666"},{"category":"external","summary":"SUSE Bug 1187054 for CVE-2021-3573","url":"https://bugzilla.suse.com/1187054"},{"category":"external","summary":"SUSE Bug 1188172 for CVE-2021-3573","url":"https://bugzilla.suse.com/1188172"}],"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:kernel-livepatch-4_12_14-150_72-default-7-2.1.ppc64le","SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150_72-default-7-2.1.x86_64","SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150_75-default-4-2.1.ppc64le","SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150_75-default-4-2.1.x86_64"]}],"scores":[{"cvss_v3":{"baseScore":8.4,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"products":["SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150_72-default-7-2.1.ppc64le","SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150_72-default-7-2.1.x86_64","SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150_75-default-4-2.1.ppc64le","SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150_75-default-4-2.1.x86_64"]}],"threats":[{"category":"impact","date":"2021-10-12T12:04:25Z","details":"important"}],"title":"CVE-2021-3573"},{"cve":"CVE-2021-3640","ids":[{"system_name":"SUSE CVE Page","text":"https://www.suse.com/security/cve/CVE-2021-3640"}],"notes":[{"category":"general","text":"A flaw use-after-free in function sco_sock_sendmsg() of the Linux kernel HCI subsystem was found in the way user calls ioct UFFDIO_REGISTER or other way triggers race condition of the call sco_conn_del() together with the call sco_sock_sendmsg() with the expected controllable faulting memory page. A privileged local user could use this flaw to crash the system or escalate their privileges on the system.","title":"CVE description"}],"product_status":{"recommended":["SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150_72-default-7-2.1.ppc64le","SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150_72-default-7-2.1.x86_64","SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150_75-default-4-2.1.ppc64le","SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150_75-default-4-2.1.x86_64"]},"references":[{"category":"external","summary":"CVE-2021-3640","url":"https://www.suse.com/security/cve/CVE-2021-3640"},{"category":"external","summary":"SUSE Bug 1188172 for CVE-2021-3640","url":"https://bugzilla.suse.com/1188172"},{"category":"external","summary":"SUSE Bug 1188613 for CVE-2021-3640","url":"https://bugzilla.suse.com/1188613"},{"category":"external","summary":"SUSE Bug 1191530 for CVE-2021-3640","url":"https://bugzilla.suse.com/1191530"},{"category":"external","summary":"SUSE Bug 1196810 for CVE-2021-3640","url":"https://bugzilla.suse.com/1196810"},{"category":"external","summary":"SUSE Bug 1196914 for CVE-2021-3640","url":"https://bugzilla.suse.com/1196914"}],"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:kernel-livepatch-4_12_14-150_72-default-7-2.1.ppc64le","SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150_72-default-7-2.1.x86_64","SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150_75-default-4-2.1.ppc64le","SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150_75-default-4-2.1.x86_64"]}],"scores":[{"cvss_v3":{"baseScore":7.4,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"products":["SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150_72-default-7-2.1.ppc64le","SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150_72-default-7-2.1.x86_64","SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150_75-default-4-2.1.ppc64le","SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150_75-default-4-2.1.x86_64"]}],"threats":[{"category":"impact","date":"2021-10-12T12:04:25Z","details":"important"}],"title":"CVE-2021-3640"},{"cve":"CVE-2021-3715","ids":[{"system_name":"SUSE CVE Page","text":"https://www.suse.com/security/cve/CVE-2021-3715"}],"notes":[{"category":"general","text":"A flaw was found in the \"Routing decision\" classifier in the Linux kernel's Traffic Control networking subsystem in the way it handled changing of classification filters, leading to a use-after-free condition. This flaw allows unprivileged local users to escalate their privileges on the system. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.","title":"CVE description"}],"product_status":{"recommended":["SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150_72-default-7-2.1.ppc64le","SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150_72-default-7-2.1.x86_64","SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150_75-default-4-2.1.ppc64le","SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150_75-default-4-2.1.x86_64"]},"references":[{"category":"external","summary":"CVE-2021-3715","url":"https://www.suse.com/security/cve/CVE-2021-3715"},{"category":"external","summary":"SUSE Bug 1190349 for CVE-2021-3715","url":"https://bugzilla.suse.com/1190349"},{"category":"external","summary":"SUSE Bug 1190350 for CVE-2021-3715","url":"https://bugzilla.suse.com/1190350"},{"category":"external","summary":"SUSE Bug 1196722 for CVE-2021-3715","url":"https://bugzilla.suse.com/1196722"}],"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:kernel-livepatch-4_12_14-150_72-default-7-2.1.ppc64le","SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150_72-default-7-2.1.x86_64","SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150_75-default-4-2.1.ppc64le","SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150_75-default-4-2.1.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:kernel-livepatch-4_12_14-150_72-default-7-2.1.ppc64le","SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150_72-default-7-2.1.x86_64","SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150_75-default-4-2.1.ppc64le","SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150_75-default-4-2.1.x86_64"]}],"threats":[{"category":"impact","date":"2021-10-12T12:04:25Z","details":"important"}],"title":"CVE-2021-3715"},{"cve":"CVE-2021-38160","ids":[{"system_name":"SUSE CVE Page","text":"https://www.suse.com/security/cve/CVE-2021-38160"}],"notes":[{"category":"general","text":"In drivers/char/virtio_console.c in the Linux kernel before 5.13.4, data corruption or loss can be triggered by an untrusted device that supplies a buf->len value exceeding the buffer size. NOTE: the vendor indicates that the cited data corruption is not a vulnerability in any existing use case; the length validation was added solely for robustness in the face of anomalous host OS behavior","title":"CVE description"}],"product_status":{"recommended":["SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150_72-default-7-2.1.ppc64le","SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150_72-default-7-2.1.x86_64","SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150_75-default-4-2.1.ppc64le","SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150_75-default-4-2.1.x86_64"]},"references":[{"category":"external","summary":"CVE-2021-38160","url":"https://www.suse.com/security/cve/CVE-2021-38160"},{"category":"external","summary":"SUSE Bug 1190117 for CVE-2021-38160","url":"https://bugzilla.suse.com/1190117"},{"category":"external","summary":"SUSE Bug 1190118 for CVE-2021-38160","url":"https://bugzilla.suse.com/1190118"},{"category":"external","summary":"SUSE Bug 1196914 for CVE-2021-38160","url":"https://bugzilla.suse.com/1196914"}],"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:kernel-livepatch-4_12_14-150_72-default-7-2.1.ppc64le","SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150_72-default-7-2.1.x86_64","SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150_75-default-4-2.1.ppc64le","SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150_75-default-4-2.1.x86_64"]}],"scores":[{"cvss_v3":{"baseScore":7,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"products":["SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150_72-default-7-2.1.ppc64le","SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150_72-default-7-2.1.x86_64","SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150_75-default-4-2.1.ppc64le","SUSE Linux Enterprise Live Patching 15:kernel-livepatch-4_12_14-150_75-default-4-2.1.x86_64"]}],"threats":[{"category":"impact","date":"2021-10-12T12:04:25Z","details":"important"}],"title":"CVE-2021-38160"}]}