{ "cveId": "CVE-2025-40088", "url": "https://patchblox.com/security/cve/CVE-2025-40088", "summary": "CVE-2025-40088 is fixed in 24 products on 1 platform, first by DEBIAN-CVE-2025-40088, released October 30, 2025. It is not reported as exploited. Patch Radar priority: High.", "title": "hfsplus: fix slab-out-of-bounds read in hfsplus_strcasecmp()", "description": "In the Linux kernel, the following vulnerability has been resolved: hfsplus: fix slab-out-of-bounds read in hfsplus_strcasecmp() The hfsplus_strcasecmp() logic can trigger the issue: [ 117.317703][ T9855] ================================================================== [ 117.318353][ T9855] BUG: KASAN: slab-out-of-bounds in hfsplus_strcasecmp\u002B0x1bc/0x490 [ 117.318991][ T9855] Read of size 2 at addr ffff88802160f40c by task repro/9855 [ 117.319577][ T9855] [ 117.319773][ T9855] CPU: 0 UID: 0 PID: 9855 Comm: repro Not tainted 6.17.0-rc6 #33 PREEMPT(full) [ 117.319780][ T9855] Hardware name: QEMU Ubuntu 24.04 PC (i440FX \u002B PIIX, 1996), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 117.319783][ T9855] Call Trace: [ 117.319785][ T9855] \u003CTASK\u003E [ 117.319788][ T9855] dump_stack_lvl\u002B0x1c1/0x2a0 [ 117.319795][ T9855] ? __virt_addr_valid\u002B0x1c8/0x5c0 [ 117.319803][ T9855] ? __pfx_dump_stack_lvl\u002B0x10/0x10 [ 117.319808][ T9855] ? rcu_is_watching\u002B0x15/0xb0 [ 117.319816][ T9855] ? lock_release\u002B0x4b/0x3e0 [ 117.319821][ T9855] ? __kasan_check_byte\u002B0x12/0x40 [ 117.319828][ T9855] ? __virt_addr_valid\u002B0x1c8/0x5c0 [ 117.319835][ T9855] ? __virt_addr_valid\u002B0x4a5/0x5c0 [ 117.319842][ T9855] print_report\u002B0x17e/0x7e0 [ 117.319848][ T9855] ? __virt_addr_valid\u002B0x1c8/0x5c0 [ 117.319855][ T9855] ? __virt_addr_valid\u002B0x4a5/0x5c0 [ 117.319862][ T9855] ? __phys_addr\u002B0xd3/0x180 [ 117.319869][ T9855] ? hfsplus_strcasecmp\u002B0x1bc/0x490 [ 117.319876][ T9855] kasan_report\u002B0x147/0x180 [ 117.319882][ T9855] ? hfsplus_strcasecmp\u002B0x1bc/0x490 [ 117.319891][ T9855] hfsplus_strcasecmp\u002B0x1bc/0x490 [ 117.319900][ T9855] ? __pfx_hfsplus_cat_case_cmp_key\u002B0x10/0x10 [ 117.319906][ T9855] hfs_find_rec_by_key\u002B0xa9/0x1e0 [ 117.319913][ T9855] __hfsplus_brec_find\u002B0x18e/0x470 [ 117.319920][ T9855] ? __pfx_hfsplus_bnode_find\u002B0x10/0x10 [ 117.319926][ T9855] ? __pfx_hfs_find_rec_by_key\u002B0x10/0x10 [ 117.319933][ T9855] ? __pfx___hfsplus_brec_find\u002B0x10/0x10 [ 117.319942][ T9855] hfsplus_brec_find\u002B0x28f/0x510 [ 117.319949][ T9855] ? __pfx_hfs_find_rec_by_key\u002B0x10/0x10 [ 117.319956][ T9855] ? __pfx_hfsplus_brec_find\u002B0x10/0x10 [ 117.319963][ T9855] ? __kmalloc_noprof\u002B0x2a9/0x510 [ 117.319969][ T9855] ? hfsplus_find_init\u002B0x8c/0x1d0 [ 117.319976][ T9855] hfsplus_brec_read\u002B0x2b/0x120 [ 117.319983][ T9855] hfsplus_lookup\u002B0x2aa/0x890 [ 117.319990][ T9855] ? __pfx_hfsplus_lookup\u002B0x10/0x10 [ 117.320003][ T9855] ? d_alloc_parallel\u002B0x2f0/0x15e0 [ 117.320008][ T9855] ? __lock_acquire\u002B0xaec/0xd80 [ 117.320013][ T9855] ? __pfx_d_alloc_parallel\u002B0x10/0x10 [ 117.320019][ T9855] ? __raw_spin_lock_init\u002B0x45/0x100 [ 117.320026][ T9855] ? __init_waitqueue_head\u002B0xa9/0x150 [ 117.320034][ T9855] __lookup_slow\u002B0x297/0x3d0 [ 117.320039][ T9855] ? __pfx___lookup_slow\u002B0x10/0x10 [ 117.320045][ T9855] ? down_read\u002B0x1ad/0x2e0 [ 117.320055][ T9855] lookup_slow\u002B0x53/0x70 [ 117.320065][ T9855] walk_component\u002B0x2f0/0x430 [ 117.320073][ T9855] path_lookupat\u002B0x169/0x440 [ 117.320081][ T9855] filename_lookup\u002B0x212/0x590 [ 117.320089][ T9855] ? __pfx_filename_lookup\u002B0x10/0x10 [ 117.320098][ T9855] ? strncpy_from_user\u002B0x150/0x290 [ 117.320105][ T9855] ? getname_flags\u002B0x1e5/0x540 [ 117.320112][ T9855] user_path_at\u002B0x3a/0x60 [ 117.320117][ T9855] __x64_sys_umount\u002B0xee/0x160 [ 117.320123][ T9855] ? __pfx___x64_sys_umount\u002B0x10/0x10 [ 117.320129][ T9855] ? do_syscall_64\u002B0xb7/0x3a0 [ 117.320135][ T9855] ? entry_SYSCALL_64_after_hwframe\u002B0x77/0x7f [ 117.320141][ T9855] ? entry_SYSCALL_64_after_hwframe\u002B0x77/0x7f [ 117.320145][ T9855] do_syscall_64\u002B0xf3/0x3a0 [ 117.320150][ T9855] ? exc_page_fault\u002B0x9f/0xf0 [ 117.320154][ T9855] entry_SYSCALL_64_after_hwframe\u002B0x77/0x7f [ 117.320158][ T9855] RIP: 0033:0x7f7dd7908b07 [ 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 [ 117.320167][ T9855] RSP: 002b:00007ffd5ebd9698 EFLAGS: 00000202 ---truncated---", "published": "2025-10-30T10:15:33Z", "severity": "Moderate", "cvss": 7.1, "cvssVector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H", "epss": 0.00149, "epssPercentile": 0.04115, "priority": "High", "priorityTier": 3, "exploited": false, "vendorExploited": false, "disclosed": false, "vendorAdvisory": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-40088", "fixes": [ { "platform": "linux", "product": "dtb-aarch64", "release": "opensuse-leap 15.6", "fixedVersion": "6.4.0-150600.23.78.1", "fix": "SUSE-SU-2025:4140-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2025-4140-1", "released": "2025-11-19T13:15:27Z" }, { "platform": "linux", "product": "kernel-64kb", "release": "opensuse-leap 15.6", "fixedVersion": "6.4.0-150600.23.78.1", "fix": "SUSE-SU-2025:4140-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2025-4140-1", "released": "2025-11-19T13:15:27Z" }, { "platform": "linux", "product": "kernel-64kb", "release": "sles 15.6", "fixedVersion": "6.4.0-150600.23.78.1", "fix": "SUSE-SU-2025:4140-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2025-4140-1", "released": "2025-11-19T13:15:27Z" }, { "platform": "linux", "product": "kernel-64kb", "release": "sles 15.7", "fixedVersion": "6.4.0-150700.53.22.1", "fix": "SUSE-SU-2025:4057-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2025-4057-1", "released": "2025-11-11T18:36:09Z" }, { "platform": "linux", "product": "kernel-azure", "release": "opensuse-leap 15.6", "fixedVersion": "6.4.0-150600.8.55.1", "fix": "SUSE-SU-2025:4128-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2025-4128-1", "released": "2025-11-18T13:51:55Z" }, { "platform": "linux", "product": "kernel-azure", "release": "sles 15.6", "fixedVersion": "6.4.0-150600.8.55.1", "fix": "SUSE-SU-2025:4128-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2025-4128-1", "released": "2025-11-18T13:51:55Z" }, { "platform": "linux", "product": "kernel-azure", "release": "sles 15.7", "fixedVersion": "6.4.0-150700.20.18.1", "fix": "SUSE-SU-2025:4132-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2025-4132-1", "released": "2025-11-18T16:45:55Z" }, { "platform": "linux", "product": "kernel-debug", "release": "opensuse-leap 15.6", "fixedVersion": "6.4.0-150600.23.78.1", "fix": "SUSE-SU-2025:4140-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2025-4140-1", "released": "2025-11-19T13:15:27Z" }, { "platform": "linux", "product": "kernel-default", "release": "opensuse-leap 15.6", "fixedVersion": "6.4.0-150600.23.78.1", "fix": "SUSE-SU-2025:4140-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2025-4140-1", "released": "2025-11-19T13:15:27Z" }, { "platform": "linux", "product": "kernel-default", "release": "sles 15.6", "fixedVersion": "6.4.0-150600.23.78.1", "fix": "SUSE-SU-2025:4140-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2025-4140-1", "released": "2025-11-19T13:15:27Z" }, { "platform": "linux", "product": "kernel-default", "release": "sles 15.7", "fixedVersion": "6.4.0-150700.53.22.1", "fix": "SUSE-SU-2025:4057-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2025-4057-1", "released": "2025-11-11T18:36:09Z" }, { "platform": "linux", "product": "kernel-default-base", "release": "opensuse-leap 15.6", "fixedVersion": "6.4.0-150600.23.78.1.150600.12.34.2", "fix": "SUSE-SU-2025:4140-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2025-4140-1", "released": "2025-11-19T13:15:27Z" }, { "platform": "linux", "product": "kernel-default-base", "release": "sles 15.6", "fixedVersion": "6.4.0-150600.23.78.1.150600.12.34.2", "fix": "SUSE-SU-2025:4140-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2025-4140-1", "released": "2025-11-19T13:15:27Z" }, { "platform": "linux", "product": "kernel-default-base", "release": "sles 15.7", "fixedVersion": "6.4.0-150700.53.22.1.150700.17.15.1", "fix": "SUSE-SU-2025:4057-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2025-4057-1", "released": "2025-11-11T18:36:09Z" }, { "platform": "linux", "product": "kernel-docs", "release": "opensuse-leap 15.6", "fixedVersion": "6.4.0-150600.23.78.1", "fix": "SUSE-SU-2025:4140-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2025-4140-1", "released": "2025-11-19T13:15:27Z" }, { "platform": "linux", "product": "kernel-docs", "release": "sles 15.6", "fixedVersion": "6.4.0-150600.23.78.1", "fix": "SUSE-SU-2025:4140-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2025-4140-1", "released": "2025-11-19T13:15:27Z" }, { "platform": "linux", "product": "kernel-docs", "release": "sles 15.7", "fixedVersion": "6.4.0-150700.53.22.1", "fix": "SUSE-SU-2025:4057-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2025-4057-1", "released": "2025-11-11T18:36:09Z" }, { "platform": "linux", "product": "kernel-kvmsmall", "release": "opensuse-leap 15.6", "fixedVersion": "6.4.0-150600.23.78.1", "fix": "SUSE-SU-2025:4140-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2025-4140-1", "released": "2025-11-19T13:15:27Z" }, { "platform": "linux", "product": "kernel-livepatch-SLE15-SP6-RT_Update_17", "release": "sles 15.6", "fixedVersion": "1-150600.1.3.1", "fix": "SUSE-SU-2025:4301-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2025-4301-1", "released": "2025-11-28T12:59:04Z" }, { "platform": "linux", "product": "kernel-livepatch-SLE15-SP6_Update_17", "release": "sles 15.6", "fixedVersion": "1-150600.13.5.1", "fix": "SUSE-SU-2025:4140-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2025-4140-1", "released": "2025-11-19T13:15:27Z" }, { "platform": "linux", "product": "kernel-livepatch-SLE15-SP7-RT_Update_6", "release": "sles 15.7", "fixedVersion": "1-150700.1.3.1", "fix": "SUSE-SU-2025:4141-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2025-4141-1", "released": "2025-11-19T14:06:18Z" }, { "platform": "linux", "product": "kernel-livepatch-SLE15-SP7_Update_6", "release": "sles 15.7", "fixedVersion": "1-150700.15.3.1", "fix": "SUSE-SU-2025:4057-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2025-4057-1", "released": "2025-11-11T18:36:09Z" }, { "platform": "linux", "product": "kernel-obs-build", "release": "opensuse-leap 15.6", "fixedVersion": "6.4.0-150600.23.78.1", "fix": "SUSE-SU-2025:4140-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2025-4140-1", "released": "2025-11-19T13:15:27Z" }, { "platform": "linux", "product": "kernel-obs-build", "release": "sles 15.6", "fixedVersion": "6.4.0-150600.23.78.1", "fix": "SUSE-SU-2025:4140-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2025-4140-1", "released": "2025-11-19T13:15:27Z" }, { "platform": "linux", "product": "kernel-obs-build", "release": "sles 15.7", "fixedVersion": "6.4.0-150700.53.22.1", "fix": "SUSE-SU-2025:4057-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2025-4057-1", "released": "2025-11-11T18:36:09Z" }, { "platform": "linux", "product": "kernel-obs-qa", "release": "opensuse-leap 15.6", "fixedVersion": "6.4.0-150600.23.78.1", "fix": "SUSE-SU-2025:4140-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2025-4140-1", "released": "2025-11-19T13:15:27Z" }, { "platform": "linux", "product": "kernel-rt", "release": "opensuse-leap 15.6", "fixedVersion": "6.4.0-150600.10.58.1", "fix": "SUSE-SU-2025:4301-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2025-4301-1", "released": "2025-11-28T12:59:04Z" }, { "platform": "linux", "product": "kernel-rt_debug", "release": "opensuse-leap 15.6", "fixedVersion": "6.4.0-150600.10.58.1", "fix": "SUSE-SU-2025:4301-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2025-4301-1", "released": "2025-11-28T12:59:04Z" }, { "platform": "linux", "product": "kernel-source", "release": "opensuse-leap 15.6", "fixedVersion": "6.4.0-150600.23.78.1", "fix": "SUSE-SU-2025:4140-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2025-4140-1", "released": "2025-11-19T13:15:27Z" }, { "platform": "linux", "product": "kernel-source", "release": "sles 15.6", "fixedVersion": "6.4.0-150600.23.78.1", "fix": "SUSE-SU-2025:4140-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2025-4140-1", "released": "2025-11-19T13:15:27Z" }, { "platform": "linux", "product": "kernel-source", "release": "sles 15.7", "fixedVersion": "6.4.0-150700.53.22.1", "fix": "SUSE-SU-2025:4057-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2025-4057-1", "released": "2025-11-11T18:36:09Z" }, { "platform": "linux", "product": "kernel-source-azure", "release": "opensuse-leap 15.6", "fixedVersion": "6.4.0-150600.8.55.1", "fix": "SUSE-SU-2025:4128-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2025-4128-1", "released": "2025-11-18T13:51:55Z" }, { "platform": "linux", "product": "kernel-source-azure", "release": "sles 15.6", "fixedVersion": "6.4.0-150600.8.55.1", "fix": "SUSE-SU-2025:4128-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2025-4128-1", "released": "2025-11-18T13:51:55Z" }, { "platform": "linux", "product": "kernel-source-azure", "release": "sles 15.7", "fixedVersion": "6.4.0-150700.20.18.1", "fix": "SUSE-SU-2025:4132-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2025-4132-1", "released": "2025-11-18T16:45:55Z" }, { "platform": "linux", "product": "kernel-source-rt", "release": "opensuse-leap 15.6", "fixedVersion": "6.4.0-150600.10.58.1", "fix": "SUSE-SU-2025:4301-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2025-4301-1", "released": "2025-11-28T12:59:04Z" }, { "platform": "linux", "product": "kernel-syms", "release": "opensuse-leap 15.6", "fixedVersion": "6.4.0-150600.23.78.1", "fix": "SUSE-SU-2025:4140-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2025-4140-1", "released": "2025-11-19T13:15:27Z" }, { "platform": "linux", "product": "kernel-syms", "release": "sles 15.6", "fixedVersion": "6.4.0-150600.23.78.1", "fix": "SUSE-SU-2025:4140-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2025-4140-1", "released": "2025-11-19T13:15:27Z" }, { "platform": "linux", "product": "kernel-syms", "release": "sles 15.7", "fixedVersion": "6.4.0-150700.53.22.1", "fix": "SUSE-SU-2025:4057-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2025-4057-1", "released": "2025-11-11T18:36:09Z" }, { "platform": "linux", "product": "kernel-syms-azure", "release": "opensuse-leap 15.6", "fixedVersion": "6.4.0-150600.8.55.1", "fix": "SUSE-SU-2025:4128-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2025-4128-1", "released": "2025-11-18T13:51:55Z" }, { "platform": "linux", "product": "kernel-syms-azure", "release": "sles 15.6", "fixedVersion": "6.4.0-150600.8.55.1", "fix": "SUSE-SU-2025:4128-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2025-4128-1", "released": "2025-11-18T13:51:55Z" }, { "platform": "linux", "product": "kernel-syms-azure", "release": "sles 15.7", "fixedVersion": "6.4.0-150700.20.18.1", "fix": "SUSE-SU-2025:4132-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2025-4132-1", "released": "2025-11-18T16:45:55Z" }, { "platform": "linux", "product": "kernel-syms-rt", "release": "opensuse-leap 15.6", "fixedVersion": "6.4.0-150600.10.58.1", "fix": "SUSE-SU-2025:4301-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2025-4301-1", "released": "2025-11-28T12:59:04Z" }, { "platform": "linux", "product": "kernel-zfcpdump", "release": "opensuse-leap 15.6", "fixedVersion": "6.4.0-150600.23.78.1", "fix": "SUSE-SU-2025:4140-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2025-4140-1", "released": "2025-11-19T13:15:27Z" }, { "platform": "linux", "product": "kernel-zfcpdump", "release": "sles 15.6", "fixedVersion": "6.4.0-150600.23.78.1", "fix": "SUSE-SU-2025:4140-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2025-4140-1", "released": "2025-11-19T13:15:27Z" }, { "platform": "linux", "product": "kernel-zfcpdump", "release": "sles 15.7", "fixedVersion": "6.4.0-150700.53.22.1", "fix": "SUSE-SU-2025:4057-1", "url": "https://patchblox.com/security/fix/linux/suse-su-2025-4057-1", "released": "2025-11-11T18:36:09Z" }, { "platform": "linux", "product": "linux", "release": "Debian 12.15 (bookworm)", "fixedVersion": "6.1.158-1", "fix": "DEBIAN-CVE-2025-40088", "url": "https://patchblox.com/security/fix/linux/debian-cve-2025-40088", "released": "2025-10-30T10:15:33Z" }, { "platform": "linux", "product": "linux", "release": "Debian 13.5 (trixie)", "fixedVersion": "6.12.57-1", "fix": "DEBIAN-CVE-2025-40088", "url": "https://patchblox.com/security/fix/linux/debian-cve-2025-40088", "released": "2025-10-30T10:15:33Z" }, { "platform": "linux", "product": "linux", "release": "Debian 14", "fixedVersion": "6.17.6-1", "fix": "DEBIAN-CVE-2025-40088", "url": "https://patchblox.com/security/fix/linux/debian-cve-2025-40088", "released": "2025-10-30T10:15:33Z" } ], "noFixYet": [], "dataAsOf": "2026-11-09T01:18:40Z", "attribution": { "text": "Data: Patchblox Patch Radar", "url": "https://patchblox.com/security/patch-radar", "terms": "https://patchblox.com/security/patch-radar/use-the-data" } }