{"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 62 for SLE 12 SP5)","title":"Title of the patch"},{"category":"description","text":"This update for the Linux Kernel 4.12.14-122_234 fixes several issues.\n\nThe following security issues were fixed:\n\n- CVE-2022-49053: scsi: target: tcmu: Fix possible page UAF (bsc#1237930).\n- CVE-2025-38000: sch_hfsc: Fix qlen accounting bug when using peek in hfsc_enqueue() (bsc#1245775).\n- CVE-2025-38212: ipc: fix to protect IPCS lookups using RCU (bsc#1246030).\n","title":"Description of the patch"},{"category":"details","text":"SUSE-2025-3138,SUSE-SLE-Live-Patching-12-SP5-2025-3138","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_03138-1.json"},{"category":"self","summary":"URL for SUSE-SU-2025:03138-1","url":"https://www.suse.com/support/update/announcement/2025/suse-su-202503138-1/"},{"category":"self","summary":"E-Mail link for SUSE-SU-2025:03138-1","url":"https://lists.suse.com/pipermail/sle-updates/2025-September/041600.html"},{"category":"self","summary":"SUSE Bug 1237930","url":"https://bugzilla.suse.com/1237930"},{"category":"self","summary":"SUSE Bug 1245775","url":"https://bugzilla.suse.com/1245775"},{"category":"self","summary":"SUSE Bug 1246030","url":"https://bugzilla.suse.com/1246030"},{"category":"self","summary":"SUSE CVE CVE-2022-49053 page","url":"https://www.suse.com/security/cve/CVE-2022-49053/"},{"category":"self","summary":"SUSE CVE CVE-2025-38000 page","url":"https://www.suse.com/security/cve/CVE-2025-38000/"},{"category":"self","summary":"SUSE CVE CVE-2025-38212 page","url":"https://www.suse.com/security/cve/CVE-2025-38212/"}],"title":"Security update for the Linux Kernel (Live Patch 62 for SLE 12 SP5)","tracking":{"current_release_date":"2025-09-10T12:34:25Z","generator":{"date":"2025-09-10T12:34:25Z","engine":{"name":"cve-database.git:bin/generate-csaf.pl","version":"1"}},"id":"SUSE-SU-2025:03138-1","initial_release_date":"2025-09-10T12:34:25Z","revision_history":[{"date":"2025-09-10T12:34:25Z","number":"1","summary":"Current version"}],"status":"final","version":"1"}},"product_tree":{"branches":[{"branches":[{"branches":[{"category":"product_version","name":"kgraft-patch-4_12_14-122_234-default-14-2.1.ppc64le","product":{"name":"kgraft-patch-4_12_14-122_234-default-14-2.1.ppc64le","product_id":"kgraft-patch-4_12_14-122_234-default-14-2.1.ppc64le"}}],"category":"architecture","name":"ppc64le"},{"branches":[{"category":"product_version","name":"kgraft-patch-4_12_14-122_234-default-14-2.1.s390x","product":{"name":"kgraft-patch-4_12_14-122_234-default-14-2.1.s390x","product_id":"kgraft-patch-4_12_14-122_234-default-14-2.1.s390x"}}],"category":"architecture","name":"s390x"},{"branches":[{"category":"product_version","name":"kgraft-patch-4_12_14-122_234-default-14-2.1.x86_64","product":{"name":"kgraft-patch-4_12_14-122_234-default-14-2.1.x86_64","product_id":"kgraft-patch-4_12_14-122_234-default-14-2.1.x86_64"}}],"category":"architecture","name":"x86_64"},{"branches":[{"category":"product_name","name":"SUSE Linux Enterprise Live Patching 12 SP5","product":{"name":"SUSE Linux Enterprise Live Patching 12 SP5","product_id":"SUSE Linux Enterprise Live Patching 12 SP5","product_identification_helper":{"cpe":"cpe:/o:suse:sle-live-patching:12:sp5"}}}],"category":"product_family","name":"SUSE Linux Enterprise"}],"category":"vendor","name":"SUSE"}],"relationships":[{"category":"default_component_of","full_product_name":{"name":"kgraft-patch-4_12_14-122_234-default-14-2.1.ppc64le as component of SUSE Linux Enterprise Live Patching 12 SP5","product_id":"SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_234-default-14-2.1.ppc64le"},"product_reference":"kgraft-patch-4_12_14-122_234-default-14-2.1.ppc64le","relates_to_product_reference":"SUSE Linux Enterprise Live Patching 12 SP5"},{"category":"default_component_of","full_product_name":{"name":"kgraft-patch-4_12_14-122_234-default-14-2.1.s390x as component of SUSE Linux Enterprise Live Patching 12 SP5","product_id":"SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_234-default-14-2.1.s390x"},"product_reference":"kgraft-patch-4_12_14-122_234-default-14-2.1.s390x","relates_to_product_reference":"SUSE Linux Enterprise Live Patching 12 SP5"},{"category":"default_component_of","full_product_name":{"name":"kgraft-patch-4_12_14-122_234-default-14-2.1.x86_64 as component of SUSE Linux Enterprise Live Patching 12 SP5","product_id":"SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_234-default-14-2.1.x86_64"},"product_reference":"kgraft-patch-4_12_14-122_234-default-14-2.1.x86_64","relates_to_product_reference":"SUSE Linux Enterprise Live Patching 12 SP5"}]},"vulnerabilities":[{"cve":"CVE-2022-49053","ids":[{"system_name":"SUSE CVE Page","text":"https://www.suse.com/security/cve/CVE-2022-49053"}],"notes":[{"category":"general","text":"In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: target: tcmu: Fix possible page UAF\n\ntcmu_try_get_data_page() looks up pages under cmdr_lock, but it does not\ntake refcount properly and just returns page pointer. When\ntcmu_try_get_data_page() returns, the returned page may have been freed by\ntcmu_blocks_release().\n\nWe need to get_page() under cmdr_lock to avoid concurrent\ntcmu_blocks_release().","title":"CVE description"}],"product_status":{"recommended":["SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_234-default-14-2.1.ppc64le","SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_234-default-14-2.1.s390x","SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_234-default-14-2.1.x86_64"]},"references":[{"category":"external","summary":"CVE-2022-49053","url":"https://www.suse.com/security/cve/CVE-2022-49053"},{"category":"external","summary":"SUSE Bug 1237918 for CVE-2022-49053","url":"https://bugzilla.suse.com/1237918"},{"category":"external","summary":"SUSE Bug 1237930 for CVE-2022-49053","url":"https://bugzilla.suse.com/1237930"}],"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 12 SP5:kgraft-patch-4_12_14-122_234-default-14-2.1.ppc64le","SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_234-default-14-2.1.s390x","SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_234-default-14-2.1.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 12 SP5:kgraft-patch-4_12_14-122_234-default-14-2.1.ppc64le","SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_234-default-14-2.1.s390x","SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_234-default-14-2.1.x86_64"]}],"threats":[{"category":"impact","date":"2025-09-10T12:34:25Z","details":"important"}],"title":"CVE-2022-49053"},{"cve":"CVE-2025-38000","ids":[{"system_name":"SUSE CVE Page","text":"https://www.suse.com/security/cve/CVE-2025-38000"}],"notes":[{"category":"general","text":"In the Linux kernel, the following vulnerability has been resolved:\n\nsch_hfsc: Fix qlen accounting bug when using peek in hfsc_enqueue()\n\nWhen enqueuing the first packet to an HFSC class, hfsc_enqueue() calls the\nchild qdisc's peek() operation before incrementing sch->q.qlen and\nsch->qstats.backlog. If the child qdisc uses qdisc_peek_dequeued(), this may\ntrigger an immediate dequeue and potential packet drop. In such cases,\nqdisc_tree_reduce_backlog() is called, but the HFSC qdisc's qlen and backlog\nhave not yet been updated, leading to inconsistent queue accounting. This\ncan leave an empty HFSC class in the active list, causing further\nconsequences like use-after-free.\n\nThis patch fixes the bug by moving the increment of sch->q.qlen and\nsch->qstats.backlog before the call to the child qdisc's peek() operation.\nThis ensures that queue length and backlog are always accurate when packet\ndrops or dequeues are triggered during the peek.","title":"CVE description"}],"product_status":{"recommended":["SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_234-default-14-2.1.ppc64le","SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_234-default-14-2.1.s390x","SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_234-default-14-2.1.x86_64"]},"references":[{"category":"external","summary":"CVE-2025-38000","url":"https://www.suse.com/security/cve/CVE-2025-38000"},{"category":"external","summary":"SUSE Bug 1244277 for CVE-2025-38000","url":"https://bugzilla.suse.com/1244277"},{"category":"external","summary":"SUSE Bug 1245775 for CVE-2025-38000","url":"https://bugzilla.suse.com/1245775"}],"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 12 SP5:kgraft-patch-4_12_14-122_234-default-14-2.1.ppc64le","SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_234-default-14-2.1.s390x","SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_234-default-14-2.1.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 12 SP5:kgraft-patch-4_12_14-122_234-default-14-2.1.ppc64le","SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_234-default-14-2.1.s390x","SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_234-default-14-2.1.x86_64"]}],"threats":[{"category":"impact","date":"2025-09-10T12:34:25Z","details":"important"}],"title":"CVE-2025-38000"},{"cve":"CVE-2025-38212","ids":[{"system_name":"SUSE CVE Page","text":"https://www.suse.com/security/cve/CVE-2025-38212"}],"notes":[{"category":"general","text":"In the Linux kernel, the following vulnerability has been resolved:\n\nipc: fix to protect IPCS lookups using RCU\n\nsyzbot reported that it discovered a use-after-free vulnerability, [0]\n\n[0]: https://lore.kernel.org/all/67af13f8.050a0220.21dd3.0038.GAE@google.com/\n\nidr_for_each() is protected by rwsem, but this is not enough.  If it is\nnot protected by RCU read-critical region, when idr_for_each() calls\nradix_tree_node_free() through call_rcu() to free the radix_tree_node\nstructure, the node will be freed immediately, and when reading the next\nnode in radix_tree_for_each_slot(), the already freed memory may be read.\n\nTherefore, we need to add code to make sure that idr_for_each() is\nprotected within the RCU read-critical region when we call it in\nshm_destroy_orphaned().","title":"CVE description"}],"product_status":{"recommended":["SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_234-default-14-2.1.ppc64le","SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_234-default-14-2.1.s390x","SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_234-default-14-2.1.x86_64"]},"references":[{"category":"external","summary":"CVE-2025-38212","url":"https://www.suse.com/security/cve/CVE-2025-38212"},{"category":"external","summary":"SUSE Bug 1246029 for CVE-2025-38212","url":"https://bugzilla.suse.com/1246029"},{"category":"external","summary":"SUSE Bug 1246030 for CVE-2025-38212","url":"https://bugzilla.suse.com/1246030"}],"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 12 SP5:kgraft-patch-4_12_14-122_234-default-14-2.1.ppc64le","SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_234-default-14-2.1.s390x","SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_234-default-14-2.1.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 12 SP5:kgraft-patch-4_12_14-122_234-default-14-2.1.ppc64le","SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_234-default-14-2.1.s390x","SUSE Linux Enterprise Live Patching 12 SP5:kgraft-patch-4_12_14-122_234-default-14-2.1.x86_64"]}],"threats":[{"category":"impact","date":"2025-09-10T12:34:25Z","details":"important"}],"title":"CVE-2025-38212"}]}