In the Linux kernel, the following vulnerability has been resolved:
cifs: fix session state check in reconnect to avoid use-after-free issue
Don't collect exiting session in smb2_reconnect_server(), because it will be released soon.
Note that the exiting session will stay in server->smb_ses_list until it complete the cifs_free_ipc() and logoff() and then delete itself from the list.
CVSS Details
- CVSS 3.1 Base Score: 9.8
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Amazon_linux_2023 | — | Upgrade bpftool-debuginfoUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-headersUpgrade kernel-libbpf-staticUpgrade kernel-toolsUpgrade kernel-develUpgrade kernel-debuginfo-common-aarch64Upgrade bpftoolUpgrade kernel-tools-debuginfoUpgrade kernelUpgrade perf-debuginfoUpgrade kernel-libbpf-develUpgrade kernel-livepatch-6.1.49-69.116Upgrade python3-perf-debuginfoUpgrade kernel-tools-develUpgrade kernel-debuginfoUpgrade python3-perfUpgrade kernel-libbpfUpgrade perf | Jan 12, 2026 | Dec 9, 2025 |
| Debian | — | Upgrade linux | Dec 10, 2025 | Dec 10, 2025 |
| Huawei Euleros 2_0_sp12 | — | Upgrade python3-perfUpgrade kernelUpgrade kernel-abi-stablelistsUpgrade kernel-tools-libsUpgrade kernel-toolsUpgrade bpftool | Mar 17, 2026 | Mar 16, 2026 |
| Huawei Euleros 2_0_sp13 | — | Upgrade kernelUpgrade kernel-tools-libsUpgrade bpftoolUpgrade kernel-toolsUpgrade python3-perfUpgrade kernel-abi-stablelists | Mar 10, 2026 | Mar 10, 2026 |
| Redhat_linux | — | No solution exists | Jul 17, 2026 | Dec 9, 2025 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Aug 14, 2026 | Dec 9, 2025 |
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