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+0x1bc/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 + PIIX, 1996), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 117.319783][ T9855] Call Trace: [ 117.319785][ T9855] <TASK> [ 117.319788][ T9855] dump_stack_lvl+0x1c1/0x2a0 [ 117.319795][ T9855] ? __virt_addr_valid+0x1c8/0x5c0 [ 117.319803][ T9855] ? __pfx_dump_stack_lvl+0x10/0x10 [ 117.319808][ T9855] ? rcu_is_watching+0x15/0xb0 [ 117.319816][ T9855] ? lock_release+0x4b/0x3e0 [ 117.319821][ T9855] ? __kasan_check_byte+0x12/0x40 [ 117.319828][ T9855] ? __virt_addr_valid+0x1c8/0x5c0 [ 117.319835][ T9855] ? __virt_addr_valid+0x4a5/0x5c0 [ 117.319842][ T9855] print_report+0x17e/0x7e0 [ 117.319848][ T9855] ? __virt_addr_valid+0x1c8/0x5c0 [ 117.319855][ T9855] ? __virt_addr_valid+0x4a5/0x5c0 [ 117.319862][ T9855] ? __phys_addr+0xd3/0x180 [ 117.319869][ T9855] ? hfsplus_strcasecmp+0x1bc/0x490 [ 117.319876][ T9855] kasan_report+0x147/0x180 [ 117.319882][ T9855] ? hfsplus_strcasecmp+0x1bc/0x490 [ 117.319891][ T9855] hfsplus_strcasecmp+0x1bc/0x490 [ 117.319900][ T9855] ? __pfx_hfsplus_cat_case_cmp_key+0x10/0x10 [ 117.319906][ T9855] hfs_find_rec_by_key+0xa9/0x1e0 [ 117.319913][ T9855] __hfsplus_brec_find+0x18e/0x470 [ 117.319920][ T9855] ? __pfx_hfsplus_bnode_find+0x10/0x10 [ 117.319926][ T9855] ? __pfx_hfs_find_rec_by_key+0x10/0x10 [ 117.319933][ T9855] ? __pfx___hfsplus_brec_find+0x10/0x10 [ 117.319942][ T9855] hfsplus_brec_find+0x28f/0x510 [ 117.319949][ T9855] ? __pfx_hfs_find_rec_by_key+0x10/0x10 [ 117.319956][ T9855] ? __pfx_hfsplus_brec_find+0x10/0x10 [ 117.319963][ T9855] ? __kmalloc_noprof+0x2a9/0x510 [ 117.319969][ T9855] ? hfsplus_find_init+0x8c/0x1d0 [ 117.319976][ T9855] hfsplus_brec_read+0x2b/0x120 [ 117.319983][ T9855] hfsplus_lookup+0x2aa/0x890 [ 117.319990][ T9855] ? __pfx_hfsplus_lookup+0x10/0x10 [ 117.320003][ T9855] ? d_alloc_parallel+0x2f0/0x15e0 [ 117.320008][ T9855] ? __lock_acquire+0xaec/0xd80 [ 117.320013][ T9855] ? __pfx_d_alloc_parallel+0x10/0x10 [ 117.320019][ T9855] ? __raw_spin_lock_init+0x45/0x100 [ 117.320026][ T9855] ? __init_waitqueue_head+0xa9/0x150 [ 117.320034][ T9855] __lookup_slow+0x297/0x3d0 [ 117.320039][ T9855] ? __pfx___lookup_slow+0x10/0x10 [ 117.320045][ T9855] ? down_read+0x1ad/0x2e0 [ 117.320055][ T9855] lookup_slow+0x53/0x70 [ 117.320065][ T9855] walk_component+0x2f0/0x430 [ 117.320073][ T9855] path_lookupat+0x169/0x440 [ 117.320081][ T9855] filename_lookup+0x212/0x590 [ 117.320089][ T9855] ? __pfx_filename_lookup+0x10/0x10 [ 117.320098][ T9855] ? strncpy_from_user+0x150/0x290 [ 117.320105][ T9855] ? getname_flags+0x1e5/0x540 [ 117.320112][ T9855] user_path_at+0x3a/0x60 [ 117.320117][ T9855] __x64_sys_umount+0xee/0x160 [ 117.320123][ T9855] ? __pfx___x64_sys_umount+0x10/0x10 [ 117.320129][ T9855] ? do_syscall_64+0xb7/0x3a0 [ 117.320135][ T9855] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 117.320141][ T9855] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 117.320145][ T9855] do_syscall_64+0xf3/0x3a0 [ 117.320150][ T9855] ? exc_page_fault+0x9f/0xf0 [ 117.320154][ T9855] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 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---
CVSS Details
- CVSS 3.1 Base Score: 7.1
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Amazon Linux Ami 2 | — | Upgrade perfUpgrade kernel-tools-develUpgrade perf-debuginfoUpgrade kernel-tools-debuginfoUpgrade bpftoolUpgrade kernel-debuginfoUpgrade kernel-develUpgrade kernel-debuginfo-common-aarch64Upgrade bpftool-debuginfoUpgrade python-perf-debuginfoUpgrade kernel-debuginfo-common-x86_64Upgrade python-perfUpgrade kernel-headersUpgrade kernelUpgrade kernel-toolsUpgrade kernel-livepatch-5.10.247-246.989 | May 20, 2026 | May 20, 2026 |
| Debian | — | Upgrade linux-6.1Upgrade linux | Nov 13, 2025 | Nov 13, 2025 |
| Redhat_linux | — | No solution exists | Jul 17, 2026 | Oct 30, 2025 |
| Suse | — | Upgrade kernel-default-extraUpgrade kernel-docsUpgrade kernel-64kbUpgrade kernel-64kb-develUpgrade kernel-symsUpgrade kernel-macrosUpgrade kernel-zfcpdumpUpgrade kernel-sourceUpgrade kernel-obs-buildUpgrade kernel-develUpgrade kernel-default-baseUpgrade reiserfs-kmp-defaultUpgrade kernel-defaultUpgrade kernel-default-devel | Dec 5, 2025 | Nov 11, 2025 |
| Ubuntu | — | Upgrade linux-image-lowlatency-6.8Upgrade linux-image-nvidia-hwe-22.04Upgrade linux-image-virtual-5.15Upgrade linux-image-aws-fips-6.8Upgrade linux-image-gcp-lts-24.04Upgrade linux-image-6.8.0-1050-aws-fipsUpgrade linux-image-generic-64k-hwe-20.04Upgrade linux-image-gkeUpgrade linux-image-lowlatency-5.15Upgrade linux-image-aws-64kUpgrade linux-image-5.15.0-1099-realtimeUpgrade linux-image-fipsUpgrade linux-image-aws-64k-5.15Upgrade linux-image-generic-6.8Upgrade linux-image-6.8.0-1049-nvidia-64kUpgrade linux-image-generic-64k-hwe-22.04Upgrade linux-image-5.15.0-1092-intel-iot-realtimeUpgrade linux-image-5.15.0-1092-kvmUpgrade linux-image-5.15.0-1100-aws-fipsUpgrade linux-image-generic-lpaeUpgrade linux-image-xilinx-zynqmpUpgrade linux-image-xilinx-zynqmp-5.15Upgrade linux-image-realtimeUpgrade linux-image-gcp-5.15Upgrade linux-image-lowlatency-64k-6.8Upgrade linux-image-generic-lpae-hwe-20.04Upgrade linux-image-aws-64k-6.8Upgrade linux-image-ibm-lts-24.04Upgrade linux-image-6.8.0-1029-xilinxUpgrade linux-image-nvidia-tegra-igx-rtUpgrade linux-image-6.8.0-1050-awsUpgrade linux-image-nvidia-lowlatency-64kUpgrade linux-image-5.15.0-1052-nvidia-tegra-rtUpgrade linux-image-azure-6.8Upgrade linux-image-gcp-6.17Upgrade linux-image-aws-5.15Upgrade linux-image-lowlatency-64k-5.15Upgrade linux-image-oracle-6.17Upgrade linux-image-nvidia-lowlatency-64k-6.8Upgrade linux-image-6.8.0-106-generic-64kUpgrade linux-image-6.8.0-1047-oracleUpgrade linux-image-nvidia-lowlatency-5.15Upgrade linux-image-gcp-64k-lts-24.04Upgrade linux-image-virtualUpgrade linux-image-6.17.0-14-generic-64kUpgrade linux-image-6.17.0-1008-raspiUpgrade linux-image-6.8.0-1050-aws-64kUpgrade linux-image-oem-20.04Upgrade linux-image-xilinxUpgrade linux-image-6.17.0-1007-awsUpgrade linux-image-azure-fipsUpgrade linux-image-6.8.0-1050-raspiUpgrade linux-image-azure-fips-6.8Upgrade linux-image-5.15.0-1100-awsUpgrade linux-image-generic-5.15Upgrade linux-image-aws-64k-lts-22.04Upgrade linux-image-fips-6.8Upgrade linux-image-awsUpgrade linux-image-5.15.0-170-lowlatencyUpgrade linux-image-azure-cvmUpgrade linux-image-5.15.0-170-generic-64kUpgrade linux-image-oracle-lts-22.04Upgrade linux-image-nvidia-tegra-rtUpgrade linux-image-5.15.0-170-fipsUpgrade linux-image-nvidia-64k-6.8Upgrade linux-image-nvidia-64k-hwe-22.04Upgrade linux-image-6.8.0-1052-gcpUpgrade linux-image-lowlatency-hwe-22.04Upgrade linux-image-generic-64k-6.8Upgrade linux-image-raspi-nolpaeUpgrade linux-image-oem-6.17Upgrade linux-image-intel-iot-realtime-5.15Upgrade linux-image-5.15.0-1097-raspiUpgrade linux-image-gkeop-5.15Upgrade linux-image-gcp-64k-6.8Upgrade linux-image-oracleUpgrade linux-image-nvidia-tegra-igxUpgrade linux-image-5.15.0-1100-gcpUpgrade linux-image-6.17.0-1007-gcp-64kUpgrade linux-image-6.17.0-1011-oemUpgrade linux-image-gcpUpgrade linux-image-lowlatency-64k-hwe-20.04Upgrade linux-image-6.8.0-1047-oracle-64kUpgrade linux-image-gcp-lts-22.04Upgrade linux-image-gcp-6.8Upgrade linux-image-6.8.0-1052-gcp-fipsUpgrade linux-image-aws-64k-lts-24.04Upgrade linux-image-aws-fipsUpgrade linux-image-kvmUpgrade linux-image-5.15.0-1064-xilinx-zynqmpUpgrade linux-image-raspi-realtimeUpgrade linux-image-nvidia-tegra-igx-rt-5.15Upgrade linux-image-5.15.0-1100-gcp-fipsUpgrade linux-image-6.17.0-1006-realtimeUpgrade linux-image-fips-5.15Upgrade linux-image-5.15.0-1041-nvidia-tegra-igxUpgrade linux-image-5.15.0-170-generic-lpaeUpgrade linux-image-5.15.0-1095-intel-iotgUpgrade linux-image-generic-hwe-22.04Upgrade linux-image-raspi-6.8Upgrade linux-image-aws-lts-24.04Upgrade linux-image-aws-lts-22.04Upgrade linux-image-5.15.0-1052-nvidia-tegraUpgrade linux-image-realtime-hwe-22.04Upgrade linux-image-raspi-6.17Upgrade linux-image-oracle-64k-lts-24.04Upgrade linux-image-oem-22.04bUpgrade linux-image-azure-lts-22.04Upgrade linux-image-realtime-6.17Upgrade linux-image-6.8.0-1049-ibmUpgrade linux-image-lowlatencyUpgrade linux-image-xilinx-6.8Upgrade linux-image-virtual-6.8Upgrade linux-image-nvidia-tegra-igx-5.15Upgrade linux-image-nvidia-6.8Upgrade linux-image-6.17.0-1008-azureUpgrade linux-image-nvidia-tegra-rt-5.15Upgrade linux-image-raspi-realtime-6.8Upgrade linux-image-oracle-64kUpgrade linux-image-virtual-6.17Upgrade linux-image-nvidia-64kUpgrade linux-image-nvidia-5.15Upgrade linux-image-nvidiaUpgrade linux-image-6.8.0-1049-nvidia-lowlatencyUpgrade linux-image-6.8.0-1048-gkeUpgrade linux-image-5.15.0-1109-azure-fipsUpgrade linux-image-5.15.0-1083-gkeopUpgrade linux-image-virtual-hwe-20.04Upgrade linux-image-oem-20.04dUpgrade linux-image-intel-iotg-5.15Upgrade linux-image-aws-64k-6.17Upgrade linux-image-aws-6.8Upgrade linux-image-realtime-5.15Upgrade linux-image-6.17.0-14-genericUpgrade linux-image-nvidia-lowlatencyUpgrade linux-image-oem-20.04bUpgrade linux-image-generic-64k-5.15Upgrade linux-image-6.8.0-2040-raspi-realtimeUpgrade linux-image-6.8.0-1051-azureUpgrade linux-image-6.17.0-1007-aws-64kUpgrade linux-image-5.15.0-1095-nvidia-lowlatencyUpgrade linux-image-6.8.0-1048-gke-64kUpgrade linux-image-6.17.0-1007-oracleUpgrade linux-image-6.8.0-106-lowlatencyUpgrade linux-image-6.8.0-1049-nvidia-lowlatency-64kUpgrade linux-image-5.15.0-170-lowlatency-64kUpgrade linux-image-5.15.0-1110-azureUpgrade linux-image-5.15.0-1097-oracleUpgrade linux-image-oracle-64k-6.8Upgrade linux-image-oracle-5.15Upgrade linux-image-oem-22.04cUpgrade linux-image-ibm-5.15Upgrade linux-image-gkeopUpgrade linux-image-gke-6.8Upgrade linux-image-generic-64k-6.17Upgrade linux-image-generic-64kUpgrade linux-image-6.8.0-1052-gcp-64kUpgrade linux-image-6.8.0-1052-azure-fipsUpgrade linux-image-oem-22.04dUpgrade linux-image-6.17.0-1007-oracle-64kUpgrade linux-image-5.15.0-1109-azureUpgrade linux-image-6.8.0-106-genericUpgrade linux-image-6.8.0-1049-nvidiaUpgrade linux-image-6.8.0-1035-gkeopUpgrade linux-image-5.15.0-1100-aws-64kUpgrade linux-image-5.15.0-1095-nvidiaUpgrade linux-image-5.15.0-1094-ibmUpgrade linux-image-raspi-5.15Upgrade linux-image-oracle-6.8Upgrade linux-image-lowlatency-hwe-20.04Upgrade linux-image-intel-iot-realtimeUpgrade linux-image-intelUpgrade linux-image-gke-64k-6.8Upgrade linux-image-generic-6.17Upgrade linux-image-gke-5.15Upgrade linux-image-generic-hwe-20.04Upgrade linux-image-oem-22.04aUpgrade linux-image-aws-6.17Upgrade linux-image-oracle-64k-6.17Upgrade linux-image-nvidia-tegra-5.15Upgrade linux-image-lowlatency-64k-hwe-22.04Upgrade linux-image-ibmUpgrade linux-image-intel-iotgUpgrade linux-image-gkeop-6.8Upgrade linux-image-ibm-classicUpgrade linux-image-gcp-64kUpgrade linux-image-gcp-fipsUpgrade linux-image-azure-lts-24.04Upgrade linux-image-azure-5.15Upgrade linux-image-6.8.1-1045-realtimeUpgrade linux-image-6.8.0-106-lowlatency-64kUpgrade linux-image-6.17.0-1007-gcpUpgrade linux-image-gke-64kUpgrade linux-image-generic-lpae-5.15Upgrade linux-image-azure-fips-5.15Upgrade linux-image-oracle-lts-24.04Upgrade linux-image-aws-fips-5.15Upgrade linux-image-gcp-64k-6.17Upgrade linux-image-5.15.0-170-genericUpgrade linux-image-5.15.0-1041-nvidia-tegra-igx-rtUpgrade linux-image-6.8.0-106-fipsUpgrade linux-image-nvidia-lowlatency-6.8Upgrade linux-image-5.15.0-1096-gkeUpgrade linux-image-nvidia-tegraUpgrade linux-image-lowlatency-64kUpgrade linux-image-gcp-fips-5.15Upgrade linux-image-raspiUpgrade linux-image-genericUpgrade linux-image-gcp-fips-6.8Upgrade linux-image-oem-22.04Upgrade linux-image-realtime-6.8.1Upgrade linux-image-azure-6.17Upgrade linux-image-virtual-hwe-22.04Upgrade linux-image-kvm-5.15Upgrade linux-image-ibm-6.8Upgrade linux-image-oem-20.04cUpgrade linux-image-azure | Feb 13, 2026 | Feb 12, 2026 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Feb 9, 2026 | Oct 30, 2025 |
Prioritise with Active Threat Intelligence
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub