{"id":"CVE-2026-90202","summary":"scsi: mpt3sas: Avoid freeing unallocated PCIe SGL buffers","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: mpt3sas: Avoid freeing unallocated PCIe SGL buffers\n\n_base_release_memory_pools() unconditionally frees every\nioc-\u003epcie_sg_lookup[] entry, including ones the setup loop never\nallocated after a partial failure, causing a \"bad dma\" warning on debug\nkernels or a NULL pointer dereference otherwise.","modified":"2026-09-19T03:47:30.970567260Z","published":"2026-09-17T16:07:19.514Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/90xxx/CVE-2026-90202.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/240b582b6372bebb1245d911add9954b7dd6c02d"},{"type":"WEB","url":"https://git.kernel.org/stable/c/2dbdd025b228110ccbfbab95fe16e098313a14af"},{"type":"WEB","url":"https://git.kernel.org/stable/c/3361709fb6f6568b157c6f24ed21a4a5d86d73db"},{"type":"WEB","url":"https://git.kernel.org/stable/c/a61181f9ee30a98d2350c1bff32954a7521f9a23"},{"type":"WEB","url":"https://git.kernel.org/stable/c/afedf35df054bd713e9e13771aa0a056932c5c67"},{"type":"WEB","url":"https://git.kernel.org/stable/c/b9f679dfe629004b593f018df33b330d799bcee4"},{"type":"WEB","url":"https://git.kernel.org/stable/c/bc3398db3b64729b4a7907af317daad04795ad40"},{"type":"WEB","url":"https://git.kernel.org/stable/c/e2cd23443d3616ea0876f27762b17e2ec67d896c"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/90xxx/CVE-2026-90202.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-90202"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"dbec4c9040edc15442c3ebdb65408aa9d3b82c24"},{"fixed":"3361709fb6f6568b157c6f24ed21a4a5d86d73db"},{"fixed":"240b582b6372bebb1245d911add9954b7dd6c02d"},{"fixed":"a61181f9ee30a98d2350c1bff32954a7521f9a23"},{"fixed":"afedf35df054bd713e9e13771aa0a056932c5c67"},{"fixed":"bc3398db3b64729b4a7907af317daad04795ad40"},{"fixed":"2dbdd025b228110ccbfbab95fe16e098313a14af"},{"fixed":"e2cd23443d3616ea0876f27762b17e2ec67d896c"},{"fixed":"b9f679dfe629004b593f018df33b330d799bcee4"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-90202.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.16.0"},{"fixed":"5.10.270"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.11.0"},{"fixed":"5.15.221"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.16.0"},{"fixed":"6.1.188"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.2.0"},{"fixed":"6.6.157"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.7.0"},{"fixed":"6.12.110"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.13.0"},{"fixed":"6.18.52"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.19.0"},{"fixed":"7.2.6"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-90202.json"}}],"schema_version":"1.9.0"}