{"id":"CVE-2026-43241","summary":"ntb: ntb_hw_switchtec: Fix array-index-out-of-bounds access","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nntb: ntb_hw_switchtec: Fix array-index-out-of-bounds access\n\nNumber of MW LUTs depends on NTB configuration and can be set to MAX_MWS,\nThis patch protects against invalid index out of bounds access to mw_sizes\nWhen invalid access print message to user that configuration is not valid.","modified":"2026-06-18T03:55:43.469583016Z","published":"2026-05-06T11:28:34.927Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/43xxx/CVE-2026-43241.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/0e930420945106151c6eb3d7837b4e6154e9b144"},{"type":"WEB","url":"https://git.kernel.org/stable/c/2346856b74823a2a78109002e479a3d02526a9ce"},{"type":"WEB","url":"https://git.kernel.org/stable/c/348e1ac9ad983ed7e62de14e1daf47f1695a4ce9"},{"type":"WEB","url":"https://git.kernel.org/stable/c/47ce292dd45dc689747c40603222691638919189"},{"type":"WEB","url":"https://git.kernel.org/stable/c/740945de896021b9a859e71f38f6aea72a6393cf"},{"type":"WEB","url":"https://git.kernel.org/stable/c/85c9daa1f8319bbb3dfee71dc6a2f969cd3b4c92"},{"type":"WEB","url":"https://git.kernel.org/stable/c/c8ba7ad2cc1c7b90570aa347b8ebbe279f1eface"},{"type":"WEB","url":"https://git.kernel.org/stable/c/ee02c4f980c91820845dd8e469ec7dc670ab6d9d"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/43xxx/CVE-2026-43241.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-43241"},{"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":"ec0467ccbdeb69a86c8729073057bda7bce00eec"},{"fixed":"348e1ac9ad983ed7e62de14e1daf47f1695a4ce9"},{"fixed":"ee02c4f980c91820845dd8e469ec7dc670ab6d9d"},{"fixed":"740945de896021b9a859e71f38f6aea72a6393cf"},{"fixed":"85c9daa1f8319bbb3dfee71dc6a2f969cd3b4c92"},{"fixed":"0e930420945106151c6eb3d7837b4e6154e9b144"},{"fixed":"2346856b74823a2a78109002e479a3d02526a9ce"},{"fixed":"47ce292dd45dc689747c40603222691638919189"},{"fixed":"c8ba7ad2cc1c7b90570aa347b8ebbe279f1eface"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2026-43241.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.15.0"},{"fixed":"5.10.252"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.11.0"},{"fixed":"5.15.202"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.16.0"},{"fixed":"6.1.165"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.2.0"},{"fixed":"6.6.128"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.7.0"},{"fixed":"6.12.75"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.13.0"},{"fixed":"6.18.16"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.19.0"},{"fixed":"6.19.6"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2026-43241.json"}}],"schema_version":"1.7.5"}