{"id":"CVE-2026-72495","revision":"8f3e4d42f9374c72b727c9021e2ad3b5","records":[{"revision":"8f3e4d42f9374c72b727c9021e2ad3b5","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-72495","aliases":[],"title":"RDMA/bnxt_re: Avoid repeated requests to allocate WC pages","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/bnxt_re: Avoid repeated requests to allocate WC pages\n\nApplications can request multiple WC pages for the same ucontext.\nAs of now, only 1 WC page per ucontext is supported. Add a lock to\navoid concurrent access and a check to fail repeated requests.\nAlso, if the mmap entry insert fails for the WC, free the Doorbell\npage index mapped for the WC page.","state":0,"publishedAt":"2026-08-15T05:57:28.92+00:00","modifiedAt":"2026-10-21T12:45:04.33+00:00","affected":[{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"drivers/infiniband/hw/bnxt_re/ib_verbs.c\",\n                        \"drivers/infiniband/hw/bnxt_re/ib_verbs.h\",\n                        \"drivers/infiniband/hw/bnxt_re/uapi.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"360da60d6c6edb9740de7a8e6d8969d62ceff956\",\n                            \"lessThan\": \"8e59bd37d6d63a06ed452eaffe6c9d4ad903af7b\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"360da60d6c6edb9740de7a8e6d8969d62ceff956\",\n                            \"lessThan\": \"00c71846874fea4917961236e49287a1850dcf98\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"360da60d6c6edb9740de7a8e6d8969d62ceff956\",\n                            \"lessThan\": \"478c4d24193fe3e6aa2accd4874ae43000e4a217\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"360da60d6c6edb9740de7a8e6d8969d62ceff956\",\n                            \"lessThan\": \"da406b8b49c1dfe661a497483940d7ee781430db\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"360da60d6c6edb9740de7a8e6d8969d62ceff956\",\n                            \"lessThan\": \"441baa79043431807115fd030d7d0bb14ed441a0\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"affected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"drivers/infiniband/hw/bnxt_re/ib_verbs.c\",\n                        \"drivers/infiniband/hw/bnxt_re/ib_verbs.h\",\n                        \"drivers/infiniband/hw/bnxt_re/uapi.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"6.5\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"6.5\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.6.160\",\n                            \"lessThanOrEqual\": \"6.6.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.12.114\",\n                            \"lessThanOrEqual\": \"6.12.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.18.40\",\n                            \"lessThanOrEqual\": \"6.18.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.1.5\",\n                            \"lessThanOrEqual\": \"7.1.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.2\",\n                            \"lessThanOrEqual\": \"*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"original_commit_for_fix\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","score":9.3,"severity":"CRITICAL"}],"references":["https://git.kernel.org/stable/c/8e59bd37d6d63a06ed452eaffe6c9d4ad903af7b","https://git.kernel.org/stable/c/00c71846874fea4917961236e49287a1850dcf98","https://git.kernel.org/stable/c/478c4d24193fe3e6aa2accd4874ae43000e4a217","https://git.kernel.org/stable/c/da406b8b49c1dfe661a497483940d7ee781430db","https://git.kernel.org/stable/c/441baa79043431807115fd030d7d0bb14ed441a0"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-72495","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-72495","identifiers":["CVE-2026-72495"]},"retained":false,"historicalAffected":[]}],"coverage":[]}