{"id":"CVE-2026-74296","summary":"RDMA/mlx5: Release the HW‑provided UAR index rather than the SW one","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/mlx5: Release the HW‑provided UAR index rather than the SW one\n\nFree the UAR index returned by the hardware.","modified":"2026-08-18T03:56:45.996813765Z","published":"2026-08-15T05:58:00.758Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/74xxx/CVE-2026-74296.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/449ae7927152e46acbe5f19f97eafdae6d3a96b1"},{"type":"WEB","url":"https://git.kernel.org/stable/c/6f83de384ca582fa87b4c2b0d03bd1ed3bf9a2ee"},{"type":"WEB","url":"https://git.kernel.org/stable/c/80f1f49f53a42733e60c90e0ec545e647969214d"},{"type":"WEB","url":"https://git.kernel.org/stable/c/aabfc845838ef453f1d22d7665596f9cc48be7dd"},{"type":"WEB","url":"https://git.kernel.org/stable/c/d3ff718c0c7153e2641e6a09507bace14fc5c402"},{"type":"WEB","url":"https://git.kernel.org/stable/c/ef369446f62903ea079e8a7954b5bf8bb8300fe3"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/74xxx/CVE-2026-74296.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-74296"},{"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":"4ed131d0bb1597ce12fff22d9d7fc9720a6e8cf0"},{"fixed":"80f1f49f53a42733e60c90e0ec545e647969214d"},{"fixed":"aabfc845838ef453f1d22d7665596f9cc48be7dd"},{"fixed":"6f83de384ca582fa87b4c2b0d03bd1ed3bf9a2ee"},{"fixed":"d3ff718c0c7153e2641e6a09507bace14fc5c402"},{"fixed":"ef369446f62903ea079e8a7954b5bf8bb8300fe3"},{"fixed":"449ae7927152e46acbe5f19f97eafdae6d3a96b1"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-74296.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.16.0"},{"fixed":"6.1.178"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.2.0"},{"fixed":"6.6.145"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.7.0"},{"fixed":"6.12.97"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.13.0"},{"fixed":"6.18.40"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.19.0"},{"fixed":"7.1.5"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-74296.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}]}