{"id":"CVE-2026-74423","summary":"accel/amdxdna: Fix leak when pinning ubuf pages","details":"In the Linux kernel, the following vulnerability has been resolved:\n\naccel/amdxdna: Fix leak when pinning ubuf pages\n\nWhen pin_user_pages_fast() returns fewer pages than requested, the pages\nthat were successfully pinned are not released, leading to a leak.\n\nFix this by unpinning any partially pinned pages before returning failure.","modified":"2026-08-18T03:30:53.958284864Z","published":"2026-08-15T05:59:26.568Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/74xxx/CVE-2026-74423.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/5b24e0903c58cdfd8ebfecb6ac5c5bacfd06e4e7"},{"type":"WEB","url":"https://git.kernel.org/stable/c/68dc52f308a17c3103a349f722dd5dea32c50a88"},{"type":"WEB","url":"https://git.kernel.org/stable/c/d946347edc4f0a7b846325323d77e936a4c90d0f"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/74xxx/CVE-2026-74423.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-74423"},{"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":"bd72d4acda1069579b35123e3cc0b21ec1193a21"},{"fixed":"68dc52f308a17c3103a349f722dd5dea32c50a88"},{"fixed":"5b24e0903c58cdfd8ebfecb6ac5c5bacfd06e4e7"},{"fixed":"d946347edc4f0a7b846325323d77e936a4c90d0f"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-74423.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"6.18.0"},{"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-2026-74423.json"}}],"schema_version":"1.9.0"}