{"id":"CVE-2026-63881","summary":"drm/amdkfd: fix a vulnerability of integer overflow in kfd debugger","details":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdkfd: fix a vulnerability of integer overflow in kfd debugger\n\nget_queue_ids() computes array_size = num_queues * sizeof(uint32_t),\nwhich could overflow on 32-bit size_t build. using array_size()\ninstead, it saturates to SIZE_MAX on overflow.\n\n(cherry picked from commit 2d57a0475f085c08b49312dfd8edcb461845f285)","modified":"2026-07-22T05:29:55.271221220Z","published":"2026-07-19T14:54:53.676Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/63xxx/CVE-2026-63881.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/4e5f808b454167cc58d7084a407a554d8ddc694d"},{"type":"WEB","url":"https://git.kernel.org/stable/c/4f9eeedc3d3151f8a226fd676c314a813edda5a1"},{"type":"WEB","url":"https://git.kernel.org/stable/c/5cf4a41aa0d74e4c83f82d2ce233b5189ed4b43c"},{"type":"WEB","url":"https://git.kernel.org/stable/c/93f5534b35a05ef8a0109c1eefa800062fee810a"},{"type":"WEB","url":"https://git.kernel.org/stable/c/de70a80992396ee306ee3a2810ad28aa1608ba9b"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/63xxx/CVE-2026-63881.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-63881"},{"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":"a70a93fa568b4f05aba548dadb673703eccf5480"},{"fixed":"4e5f808b454167cc58d7084a407a554d8ddc694d"},{"fixed":"de70a80992396ee306ee3a2810ad28aa1608ba9b"},{"fixed":"5cf4a41aa0d74e4c83f82d2ce233b5189ed4b43c"},{"fixed":"4f9eeedc3d3151f8a226fd676c314a813edda5a1"},{"fixed":"93f5534b35a05ef8a0109c1eefa800062fee810a"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-63881.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"6.5.0"},{"fixed":"6.6.143"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.7.0"},{"fixed":"6.12.93"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.13.0"},{"fixed":"6.18.35"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.19.0"},{"fixed":"7.0.12"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-63881.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}]}