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CVE-2026-90202

Unknown

Last modified

CVE-2026-90202 is a vulnerability of currently unknown severity. 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..

Description

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.

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
LinuxLinux>= dbec4c9040edc15442c3ebdb65408aa9d3b82c24, < 3361709fb6f6568b157c6f24ed21a4a5d86d73db; >= dbec4c9040edc15442c3ebdb65408aa9d3b82c24, < 240b582b6372bebb1245d911add9954b7dd6c02d; >= dbec4c9040edc15442c3ebdb65408aa9d3b82c24, < a61181f9ee30a98d2350c1bff32954a7521f9a23; >= dbec4c9040edc15442c3ebdb65408aa9d3b82c24, < afedf35df054bd713e9e13771aa0a056932c5c67; >= dbec4c9040edc15442c3ebdb65408aa9d3b82c24, < bc3398db3b64729b4a7907af317daad04795ad40; >= dbec4c9040edc15442c3ebdb65408aa9d3b82c24, < 2dbdd025b228110ccbfbab95fe16e098313a14af; >= dbec4c9040edc15442c3ebdb65408aa9d3b82c24, < e2cd23443d3616ea0876f27762b17e2ec67d896c; >= dbec4c9040edc15442c3ebdb65408aa9d3b82c24, < b9f679dfe629004b593f018df33b330d799bcee4
LinuxLinux4.16

References

Timeline

Published
Last Modified
Status
Received

Frequently Asked Questions

What is CVE-2026-90202?
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.
How severe is CVE-2026-90202?
Severity scoring for CVE-2026-90202 is pending analysis.
How do I fix CVE-2026-90202?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST