In the Linux kernel, the following vulnerability has been resolved:
scsi: target: iscsi: Fix buffer overflow in lio_target_nacl_info_show()
The function lio_target_nacl_info_show() uses sprintf() in a loop to print details for every iSCSI connection in a session without checking for the buffer length. With enough iSCSI connections it's possible to overflow the buffer provided by configfs and corrupt the memory.
This patch replaces sprintf() with sysfs_emit_at() that checks for buffer boundries.
CVSS Details
- CVSS 3.1 Base Score: 8.8
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Amazon Linux Ami 2 | — | Upgrade bpftool-debuginfoUpgrade perfUpgrade python-perfUpgrade perf-debuginfoUpgrade kernel-debuginfo-common-aarch64Upgrade kernel-toolsUpgrade kernel-livepatch-4.14.326-245.539Upgrade kernel-livepatch-5.10.197-186.748Upgrade kernelUpgrade bpftoolUpgrade kernel-headersUpgrade kernel-tools-develUpgrade kernel-debuginfoUpgrade kernel-develUpgrade kernel-debuginfo-common-x86_64Upgrade python-perf-debuginfoUpgrade kernel-tools-debuginfo | May 20, 2026 | May 20, 2026 |
| Amazon_linux_2023 | — | Upgrade bpftool-debuginfoUpgrade kernel-toolsUpgrade kernel-debuginfo-common-aarch64Upgrade bpftoolUpgrade perf-debuginfoUpgrade kernel-debuginfo-common-x86_64Upgrade kernelUpgrade kernel-libbpfUpgrade kernel-develUpgrade kernel-livepatch-6.1.55-75.123Upgrade kernel-libbpf-staticUpgrade kernel-tools-debuginfoUpgrade python3-perfUpgrade python3-perf-debuginfoUpgrade kernel-debuginfoUpgrade kernel-libbpf-develUpgrade kernel-headersUpgrade perfUpgrade kernel-tools-devel | Oct 24, 2025 | Oct 7, 2025 |
| Debian | — | Upgrade linux | Oct 9, 2025 | Oct 9, 2025 |
| Huawei Euleros 2_0_sp10 | — | Upgrade kernel-toolsUpgrade kernelUpgrade python3-perfUpgrade kernel-abi-stablelistsUpgrade kernel-tools-libs | Jan 15, 2026 | Jan 13, 2026 |
| Huawei Euleros 2_0_sp11 | — | Upgrade kernel-abi-stablelistsUpgrade kernel-tools-libsUpgrade kernel-toolsUpgrade bpftoolUpgrade kernelUpgrade python3-perf | Mar 17, 2026 | Mar 17, 2026 |
| Huawei Euleros 2_0_sp13 | — | Upgrade python3-perfUpgrade bpftoolUpgrade kernel-tools-libsUpgrade kernel-toolsUpgrade kernel-abi-stablelistsUpgrade kernel | Feb 3, 2026 | Jan 30, 2026 |
| Redhat_linux | — | No solution exists | Jul 17, 2026 | Oct 7, 2025 |
| Ubuntu | — | Upgrade linux-iotUpgrade linux-ibm-5.4Upgrade linux-gcp-fipsUpgrade linux-nvidia-tegraUpgrade linuxUpgrade linux-oracle-5.15Upgrade linux-hwe-5.4Upgrade linux-oracleUpgrade linux-gkeopUpgrade linux-lowlatencyUpgrade linux-nvidiaUpgrade linux-aws-fipsUpgrade linux-azure-fipsUpgrade linux-azure-5.15Upgrade linux-gcp-5.4Upgrade linux-ibm-5.15Upgrade linux-xilinx-zynqmpUpgrade linux-ibmUpgrade linux-nvidia-tegra-igxUpgrade linux-intel-iot-realtimeUpgrade linux-gcpUpgrade linux-kvmUpgrade linux-intel-iotg-5.15Upgrade linux-fipsUpgrade linux-hwe-5.15Upgrade linux-awsUpgrade linux-gcp-5.15Upgrade linux-nvidia-tegra-5.15Upgrade linux-lowlatency-hwe-5.15Upgrade linux-aws-5.4Upgrade linux-aws-5.15Upgrade linux-oracle-5.4Upgrade linux-intel-iotgUpgrade linux-raspiUpgrade linux-azureUpgrade linux-realtimeUpgrade linux-riscv-5.15Upgrade linux-azure-5.4Upgrade linux-gkeUpgrade linux-bluefieldUpgrade linux-raspi-5.4 | Oct 10, 2025 | Oct 7, 2025 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Oct 15, 2025 | Oct 7, 2025 |
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