{ "document": { "aggregate_severity": { "text": "Medium" }, "category": "csaf_vex", "csaf_version": "2.0", "distribution": { "text": "TuxCare License Agreement", "tlp": { "label": "WHITE", "url": "https://www.first.org/tlp/" } }, "lang": "en", "publisher": { "category": "vendor", "contact_details": "https://tuxcare.com/contact/", "name": "TuxCare", "namespace": "https://tuxcare.com/" }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://security.tuxcare.com/csaf/v2/els_os/oraclelinux7els/vex/2025/cve-2025-40088-els_os-oraclelinux7els.json" } ], "title": "Security update on CVE-2025-40088", "tracking": { "current_release_date": "2025-12-23T22:15:38Z", "generator": { "date": "2025-12-23T22:15:38Z", "engine": { "name": "pyCSAF" } }, "id": "CVE-2025-40088-ELS_OS-ORACLELINUX7ELS", "initial_release_date": "2025-10-30T00:00:00Z", "revision_history": [ { "date": "2025-10-30T00:00:00Z", "number": "1", "summary": "Initial version" }, { "date": "2025-11-25T15:54:25Z", "number": "2", "summary": "Official Publication" }, { "date": "2025-12-23T22:15:38Z", "number": "3", "summary": "Update document" } ], "status": "final", "version": "2" } }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_name", "name": "Oracle Linux 7", "product": { "name": "Oracle Linux 7", "product_id": "Oracle-Linux-7", "product_identification_helper": { "cpe": "cpe:2.3:o:oracle:linux:7:*:*:*:*:*:*:*" } } } ], "category": "product_family", "name": "Oracle Linux" } ], "category": "vendor", "name": "Oracle Corporation" }, { "branches": [ { "branches": [ { "category": "product_version", "name": "bpftool-0:5.4.17-2136.338.4.2.el7uek.tuxcare.els4.x86_64", "product": { "name": "bpftool-0:5.4.17-2136.338.4.2.el7uek.tuxcare.els4.x86_64", "product_id": "bpftool-0:5.4.17-2136.338.4.2.el7uek.tuxcare.els4.x86_64", "product_identification_helper": { "purl": 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"relates_to_product_reference": "Oracle-Linux-7" }, { "category": "default_component_of", "full_product_name": { "name": "python-perf-5.4.17-2136.338.4.2.el7uek.x86_64 as a component of Oracle Linux 7", "product_id": "Oracle-Linux-7:python-perf-5.4.17-2136.338.4.2.el7uek.x86_64" }, "product_reference": "python-perf-5.4.17-2136.338.4.2.el7uek.x86_64", "relates_to_product_reference": "Oracle-Linux-7" }, { "category": "default_component_of", "full_product_name": { "name": "perf-5.4.17-2136.338.4.2.el7uek.x86_64 as a component of Oracle Linux 7", "product_id": "Oracle-Linux-7:perf-5.4.17-2136.338.4.2.el7uek.x86_64" }, "product_reference": "perf-5.4.17-2136.338.4.2.el7uek.x86_64", "relates_to_product_reference": "Oracle-Linux-7" }, { "category": "default_component_of", "full_product_name": { "name": "kernel-uek-headers-5.4.17-2136.338.4.2.el7uek.x86_64 as a component of Oracle Linux 7", "product_id": "Oracle-Linux-7:kernel-uek-headers-5.4.17-2136.338.4.2.el7uek.x86_64" }, "product_reference": "kernel-uek-headers-5.4.17-2136.338.4.2.el7uek.x86_64", "relates_to_product_reference": "Oracle-Linux-7" }, { "category": "default_component_of", "full_product_name": { "name": "kernel-uek-debug-devel-5.4.17-2136.338.4.2.el7uek.x86_64 as a component of Oracle Linux 7", "product_id": "Oracle-Linux-7:kernel-uek-debug-devel-5.4.17-2136.338.4.2.el7uek.x86_64" }, "product_reference": "kernel-uek-debug-devel-5.4.17-2136.338.4.2.el7uek.x86_64", "relates_to_product_reference": "Oracle-Linux-7" }, { "category": "default_component_of", "full_product_name": { "name": "kernel-uek-container-debug-5.4.17-2136.338.4.2.el7uek.x86_64 as a component of Oracle Linux 7", "product_id": "Oracle-Linux-7:kernel-uek-container-debug-5.4.17-2136.338.4.2.el7uek.x86_64" }, "product_reference": "kernel-uek-container-debug-5.4.17-2136.338.4.2.el7uek.x86_64", "relates_to_product_reference": "Oracle-Linux-7" }, { "category": "default_component_of", "full_product_name": { "name": "kernel-uek-debug-5.4.17-2136.338.4.2.el7uek.x86_64 as a component of Oracle Linux 7", "product_id": "Oracle-Linux-7:kernel-uek-debug-5.4.17-2136.338.4.2.el7uek.x86_64" }, "product_reference": "kernel-uek-debug-5.4.17-2136.338.4.2.el7uek.x86_64", "relates_to_product_reference": "Oracle-Linux-7" } ] }, "vulnerabilities": [ { "cve": "CVE-2025-40088", "notes": [ { "category": "description", "text": "In the Linux kernel, the following vulnerability has been resolved:\nhfsplus: fix slab-out-of-bounds read in hfsplus_strcasecmp()\nThe hfsplus_strcasecmp() logic can trigger the issue:\n[ 117.317703][ T9855] ==================================================================\n[ 117.318353][ T9855] BUG: KASAN: slab-out-of-bounds in hfsplus_strcasecmp+0x1bc/0x490\n[ 117.318991][ T9855] Read of size 2 at addr ffff88802160f40c by task repro/9855\n[ 117.319577][ T9855]\n[ 117.319773][ T9855] CPU: 0 UID: 0 PID: 9855 Comm: repro Not tainted 6.17.0-rc6 #33 PREEMPT(full)\n[ 117.319780][ T9855] Hardware name: QEMU Ubuntu 24.04 PC (i440FX + PIIX, 1996), BIOS 1.16.3-debian-1.16.3-2 04/01/2014\n[ 117.319783][ T9855] Call Trace:\n[ 117.319785][ T9855] \n[ 117.319788][ T9855] dump_stack_lvl+0x1c1/0x2a0\n[ 117.319795][ T9855] ? __virt_addr_valid+0x1c8/0x5c0\n[ 117.319803][ T9855] ? __pfx_dump_stack_lvl+0x10/0x10\n[ 117.319808][ T9855] ? rcu_is_watching+0x15/0xb0\n[ 117.319816][ T9855] ? lock_release+0x4b/0x3e0\n[ 117.319821][ T9855] ? __kasan_check_byte+0x12/0x40\n[ 117.319828][ T9855] ? __virt_addr_valid+0x1c8/0x5c0\n[ 117.319835][ T9855] ? __virt_addr_valid+0x4a5/0x5c0\n[ 117.319842][ T9855] print_report+0x17e/0x7e0\n[ 117.319848][ T9855] ? __virt_addr_valid+0x1c8/0x5c0\n[ 117.319855][ T9855] ? __virt_addr_valid+0x4a5/0x5c0\n[ 117.319862][ T9855] ? __phys_addr+0xd3/0x180\n[ 117.319869][ T9855] ? hfsplus_strcasecmp+0x1bc/0x490\n[ 117.319876][ T9855] kasan_report+0x147/0x180\n[ 117.319882][ T9855] ? hfsplus_strcasecmp+0x1bc/0x490\n[ 117.319891][ T9855] hfsplus_strcasecmp+0x1bc/0x490\n[ 117.319900][ T9855] ? __pfx_hfsplus_cat_case_cmp_key+0x10/0x10\n[ 117.319906][ T9855] hfs_find_rec_by_key+0xa9/0x1e0\n[ 117.319913][ T9855] __hfsplus_brec_find+0x18e/0x470\n[ 117.319920][ T9855] ? __pfx_hfsplus_bnode_find+0x10/0x10\n[ 117.319926][ T9855] ? __pfx_hfs_find_rec_by_key+0x10/0x10\n[ 117.319933][ T9855] ? __pfx___hfsplus_brec_find+0x10/0x10\n[ 117.319942][ T9855] hfsplus_brec_find+0x28f/0x510\n[ 117.319949][ T9855] ? __pfx_hfs_find_rec_by_key+0x10/0x10\n[ 117.319956][ T9855] ? __pfx_hfsplus_brec_find+0x10/0x10\n[ 117.319963][ T9855] ? __kmalloc_noprof+0x2a9/0x510\n[ 117.319969][ T9855] ? hfsplus_find_init+0x8c/0x1d0\n[ 117.319976][ T9855] hfsplus_brec_read+0x2b/0x120\n[ 117.319983][ T9855] hfsplus_lookup+0x2aa/0x890\n[ 117.319990][ T9855] ? __pfx_hfsplus_lookup+0x10/0x10\n[ 117.320003][ T9855] ? d_alloc_parallel+0x2f0/0x15e0\n[ 117.320008][ T9855] ? __lock_acquire+0xaec/0xd80\n[ 117.320013][ T9855] ? __pfx_d_alloc_parallel+0x10/0x10\n[ 117.320019][ T9855] ? __raw_spin_lock_init+0x45/0x100\n[ 117.320026][ T9855] ? __init_waitqueue_head+0xa9/0x150\n[ 117.320034][ T9855] __lookup_slow+0x297/0x3d0\n[ 117.320039][ T9855] ? __pfx___lookup_slow+0x10/0x10\n[ 117.320045][ T9855] ? down_read+0x1ad/0x2e0\n[ 117.320055][ T9855] lookup_slow+0x53/0x70\n[ 117.320065][ T9855] walk_component+0x2f0/0x430\n[ 117.320073][ T9855] path_lookupat+0x169/0x440\n[ 117.320081][ T9855] filename_lookup+0x212/0x590\n[ 117.320089][ T9855] ? __pfx_filename_lookup+0x10/0x10\n[ 117.320098][ T9855] ? strncpy_from_user+0x150/0x290\n[ 117.320105][ T9855] ? getname_flags+0x1e5/0x540\n[ 117.320112][ T9855] user_path_at+0x3a/0x60\n[ 117.320117][ T9855] __x64_sys_umount+0xee/0x160\n[ 117.320123][ T9855] ? __pfx___x64_sys_umount+0x10/0x10\n[ 117.320129][ T9855] ? do_syscall_64+0xb7/0x3a0\n[ 117.320135][ T9855] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f\n[ 117.320141][ T9855] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f\n[ 117.320145][ T9855] do_syscall_64+0xf3/0x3a0\n[ 117.320150][ T9855] ? exc_page_fault+0x9f/0xf0\n[ 117.320154][ T9855] entry_SYSCALL_64_after_hwframe+0x77/0x7f\n[ 117.320158][ T9855] RIP: 0033:0x7f7dd7908b07\n[ 117.320163][ T9855] Code: 23 0d 00 f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 08\n[ 117.320167][ T9855] RSP: 002b:00007ffd5ebd9698 EFLAGS: 00000202 \n---truncated---", "title": "Vulnerability description" }, { "category": "general", "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.", "title": "CVSS score applicability" } ], "product_status": { "fixed": [ "Oracle-Linux-7:bpftool-0:5.4.17-2136.338.4.2.el7uek.tuxcare.els4.x86_64", "Oracle-Linux-7:kernel-uek-0:5.4.17-2136.338.4.2.el7uek.tuxcare.els4.x86_64", "Oracle-Linux-7:kernel-uek-container-0:5.4.17-2136.338.4.2.el7uek.tuxcare.els4.x86_64", "Oracle-Linux-7:kernel-uek-container-debug-0:5.4.17-2136.338.4.2.el7uek.tuxcare.els4.x86_64", "Oracle-Linux-7:kernel-uek-debug-0:5.4.17-2136.338.4.2.el7uek.tuxcare.els4.x86_64", "Oracle-Linux-7:kernel-uek-debug-devel-0:5.4.17-2136.338.4.2.el7uek.tuxcare.els4.x86_64", "Oracle-Linux-7:kernel-uek-devel-0:5.4.17-2136.338.4.2.el7uek.tuxcare.els4.x86_64", "Oracle-Linux-7:kernel-uek-headers-0:5.4.17-2136.338.4.2.el7uek.tuxcare.els4.x86_64", "Oracle-Linux-7:kernel-uek-tools-0:5.4.17-2136.338.4.2.el7uek.tuxcare.els4.x86_64", "Oracle-Linux-7:perf-0:5.4.17-2136.338.4.2.el7uek.tuxcare.els4.x86_64", "Oracle-Linux-7:python-perf-0:5.4.17-2136.338.4.2.el7uek.tuxcare.els4.x86_64" ], "known_affected": [ "Oracle-Linux-7:bpftool-5.4.17-2136.338.4.2.el7uek.x86_64", "Oracle-Linux-7:kernel-uek-5.4.17-2136.338.4.2.el7uek.x86_64", "Oracle-Linux-7:kernel-uek-container-5.4.17-2136.338.4.2.el7uek.x86_64", "Oracle-Linux-7:kernel-uek-container-debug-5.4.17-2136.338.4.2.el7uek.x86_64", "Oracle-Linux-7:kernel-uek-debug-5.4.17-2136.338.4.2.el7uek.x86_64", "Oracle-Linux-7:kernel-uek-debug-devel-5.4.17-2136.338.4.2.el7uek.x86_64", "Oracle-Linux-7:kernel-uek-devel-5.4.17-2136.338.4.2.el7uek.x86_64", "Oracle-Linux-7:kernel-uek-headers-5.4.17-2136.338.4.2.el7uek.x86_64", "Oracle-Linux-7:kernel-uek-tools-5.4.17-2136.338.4.2.el7uek.x86_64", "Oracle-Linux-7:perf-5.4.17-2136.338.4.2.el7uek.x86_64", "Oracle-Linux-7:python-perf-5.4.17-2136.338.4.2.el7uek.x86_64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://cve.tuxcare.com/els/cve/CVE-2025-40088" } ], "release_date": "2025-10-30T00:00:00Z", "remediations": [ { "category": "none_available", "details": "Affected", "product_ids": [ "Oracle-Linux-7:bpftool-5.4.17-2136.338.4.2.el7uek.x86_64", "Oracle-Linux-7:kernel-uek-5.4.17-2136.338.4.2.el7uek.x86_64", "Oracle-Linux-7:kernel-uek-container-5.4.17-2136.338.4.2.el7uek.x86_64", "Oracle-Linux-7:kernel-uek-container-debug-5.4.17-2136.338.4.2.el7uek.x86_64", "Oracle-Linux-7:kernel-uek-debug-5.4.17-2136.338.4.2.el7uek.x86_64", "Oracle-Linux-7:kernel-uek-debug-devel-5.4.17-2136.338.4.2.el7uek.x86_64", "Oracle-Linux-7:kernel-uek-devel-5.4.17-2136.338.4.2.el7uek.x86_64", "Oracle-Linux-7:kernel-uek-headers-5.4.17-2136.338.4.2.el7uek.x86_64", "Oracle-Linux-7:kernel-uek-tools-5.4.17-2136.338.4.2.el7uek.x86_64", "Oracle-Linux-7:perf-5.4.17-2136.338.4.2.el7uek.x86_64", "Oracle-Linux-7:python-perf-5.4.17-2136.338.4.2.el7uek.x86_64" ] } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1" }, "products": [ "Oracle-Linux-7:bpftool-0:5.4.17-2136.338.4.2.el7uek.tuxcare.els4.x86_64", "Oracle-Linux-7:bpftool-5.4.17-2136.338.4.2.el7uek.x86_64", "Oracle-Linux-7:kernel-uek-0:5.4.17-2136.338.4.2.el7uek.tuxcare.els4.x86_64", "Oracle-Linux-7:kernel-uek-5.4.17-2136.338.4.2.el7uek.x86_64", "Oracle-Linux-7:kernel-uek-container-0:5.4.17-2136.338.4.2.el7uek.tuxcare.els4.x86_64", "Oracle-Linux-7:kernel-uek-container-5.4.17-2136.338.4.2.el7uek.x86_64", "Oracle-Linux-7:kernel-uek-container-debug-0:5.4.17-2136.338.4.2.el7uek.tuxcare.els4.x86_64", "Oracle-Linux-7:kernel-uek-container-debug-5.4.17-2136.338.4.2.el7uek.x86_64", "Oracle-Linux-7:kernel-uek-debug-0:5.4.17-2136.338.4.2.el7uek.tuxcare.els4.x86_64", "Oracle-Linux-7:kernel-uek-debug-5.4.17-2136.338.4.2.el7uek.x86_64", "Oracle-Linux-7:kernel-uek-debug-devel-0:5.4.17-2136.338.4.2.el7uek.tuxcare.els4.x86_64", "Oracle-Linux-7:kernel-uek-debug-devel-5.4.17-2136.338.4.2.el7uek.x86_64", "Oracle-Linux-7:kernel-uek-devel-0:5.4.17-2136.338.4.2.el7uek.tuxcare.els4.x86_64", "Oracle-Linux-7:kernel-uek-devel-5.4.17-2136.338.4.2.el7uek.x86_64", "Oracle-Linux-7:kernel-uek-headers-0:5.4.17-2136.338.4.2.el7uek.tuxcare.els4.x86_64", "Oracle-Linux-7:kernel-uek-headers-5.4.17-2136.338.4.2.el7uek.x86_64", "Oracle-Linux-7:kernel-uek-tools-0:5.4.17-2136.338.4.2.el7uek.tuxcare.els4.x86_64", "Oracle-Linux-7:kernel-uek-tools-5.4.17-2136.338.4.2.el7uek.x86_64", "Oracle-Linux-7:perf-0:5.4.17-2136.338.4.2.el7uek.tuxcare.els4.x86_64", "Oracle-Linux-7:perf-5.4.17-2136.338.4.2.el7uek.x86_64", "Oracle-Linux-7:python-perf-0:5.4.17-2136.338.4.2.el7uek.tuxcare.els4.x86_64", "Oracle-Linux-7:python-perf-5.4.17-2136.338.4.2.el7uek.x86_64" ] } ], "threats": [ { "category": "impact", "details": "Moderate" } ] } ] }