CVE-2026-90202
scsi: mpt3sas: Avoid freeing unallocated PCIe SGL buffers
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
In the Linux kernel, the following vulnerability has been resolved: scsi: mpt3sas: Avoid freeing unallocated PCIe SGL buffers _base_release_memory_pools() unconditionally frees every ioc->pcie_sg_lookup[] entry, including ones the setup loop never allocated after a partial failure, causing a "bad dma" warning on debug kernels or a NULL pointer dereference otherwise.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Sep 17, 2026 |
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Affected Versions
Linux / Linux
dbec4c9040edc15442c3ebdb65408aa9d3b82c24 < 3361709fb6f6568b157c6f24ed21a4a5d86d73db dbec4c9040edc15442c3ebdb65408aa9d3b82c24 < 240b582b6372bebb1245d911add9954b7dd6c02d dbec4c9040edc15442c3ebdb65408aa9d3b82c24 < a61181f9ee30a98d2350c1bff32954a7521f9a23 dbec4c9040edc15442c3ebdb65408aa9d3b82c24 < afedf35df054bd713e9e13771aa0a056932c5c67 dbec4c9040edc15442c3ebdb65408aa9d3b82c24 < bc3398db3b64729b4a7907af317daad04795ad40 dbec4c9040edc15442c3ebdb65408aa9d3b82c24 < 2dbdd025b228110ccbfbab95fe16e098313a14af dbec4c9040edc15442c3ebdb65408aa9d3b82c24 < e2cd23443d3616ea0876f27762b17e2ec67d896c dbec4c9040edc15442c3ebdb65408aa9d3b82c24 < b9f679dfe629004b593f018df33b330d799bcee4
Linux / Linux
4.16
References
git.kernel.org: https://git.kernel.org/stable/c/3361709fb6f6568b157c6f24ed21a4a5d86d73db git.kernel.org: https://git.kernel.org/stable/c/240b582b6372bebb1245d911add9954b7dd6c02d git.kernel.org: https://git.kernel.org/stable/c/a61181f9ee30a98d2350c1bff32954a7521f9a23 git.kernel.org: https://git.kernel.org/stable/c/afedf35df054bd713e9e13771aa0a056932c5c67 git.kernel.org: https://git.kernel.org/stable/c/bc3398db3b64729b4a7907af317daad04795ad40 git.kernel.org: https://git.kernel.org/stable/c/2dbdd025b228110ccbfbab95fe16e098313a14af git.kernel.org: https://git.kernel.org/stable/c/e2cd23443d3616ea0876f27762b17e2ec67d896c git.kernel.org: https://git.kernel.org/stable/c/b9f679dfe629004b593f018df33b330d799bcee4