{"id":"CVE-2026-53293","summary":"drm/amdgpu: fix AMDGPU_INFO_READ_MMR_REG","details":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu: fix AMDGPU_INFO_READ_MMR_REG\n\nThere were multiple issues in that code.\n\nFirst of all the order between the reset semaphore and the mm_lock was\nwrong (e.g. copy_to_user) was called while holding the lock.\n\nThen we allocated memory while holding the reset semaphore which is also\na pretty big bug and can deadlock.\n\nThen we used down_read_trylock() instead of waiting for the reset to\nfinish.\n\n(cherry picked from commit 361b6e6b303d4b691f6c5974d3eaab67ca6dd90e)","modified":"2026-10-28T02:30:46.360760844Z","published":"2026-06-26T19:40:52.132Z","related":["SUSE-SU-2026:23066-1","SUSE-SU-2026:23068-1","SUSE-SU-2026:23193-1","SUSE-SU-2026:23194-1","SUSE-SU-2026:23221-1","SUSE-SU-2026:23231-1","SUSE-SU-2026:23237-1","SUSE-SU-2026:23241-1","SUSE-SU-2026:23244-1","SUSE-SU-2026:3130-1","SUSE-SU-2026:3166-1","openSUSE-SU-2026:21555-1"],"database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/53xxx/CVE-2026-53293.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/0ef196a208385b7d7da79f411c161b04e97283e2"},{"type":"WEB","url":"https://git.kernel.org/stable/c/5c29d20470d4566d1b68df57097d642d01f8b427"},{"type":"WEB","url":"https://git.kernel.org/stable/c/61957c2e467b39b528a290016367d32a433fa846"},{"type":"WEB","url":"https://git.kernel.org/stable/c/8c4254c8f5836e77ae83e7fc037f02b69f7a0977"},{"type":"WEB","url":"https://git.kernel.org/stable/c/a31c3feb54b15a90232e497ad0e27e8a82052d8d"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/53xxx/CVE-2026-53293.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-53293"},{"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":"8361e3f7882876d98ba98cae0d3149450dd80912"},{"fixed":"8c4254c8f5836e77ae83e7fc037f02b69f7a0977"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"9e823f307074c0f82b5f6044943b0086e3079bed"},{"fixed":"61957c2e467b39b528a290016367d32a433fa846"},{"fixed":"a31c3feb54b15a90232e497ad0e27e8a82052d8d"},{"fixed":"5c29d20470d4566d1b68df57097d642d01f8b427"},{"fixed":"0ef196a208385b7d7da79f411c161b04e97283e2"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"6.6.55"},{"fixed":"6.6.141"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"6.10.14"},{"fixed":"6.11"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"6.11.3"},{"fixed":"6.12"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"17a98c942cb106ec08564e8f43b5470a4dd5d3f6"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"9a98563345697bdb1d3410ff428473b2e781f4db"}]}],"versions":["v6.6.140","v6.6.139","v6.6.138","v6.6.137","v6.6.136","v6.6.135","v6.6.134","v6.6.133","v6.6.132","v6.6.131","v6.6.130","v6.6.129","v6.6.128","v6.6.127","v6.6.126","v6.6.125","v6.6.124","v6.6.123","v6.6.122","v6.6.121","v6.6.120","v6.6.119","v6.6.118","v6.6.117","v6.6.116","v6.6.115","v6.6.114","v6.6.113","v6.6.112","v6.6.111","v6.6.110","v6.6.109","v6.6.108","v6.6.107","v6.6.106","v6.6.105","v6.6.104","v6.6.103","v6.6.102","v6.6.101","v6.6.100","v6.6.99","v6.6.98","v6.6.97","v6.6.96","v6.6.95","v6.6.94","v6.6.93","v6.6.92","v6.6.91","v6.6.90","v6.6.89","v6.6.88","v6.6.87","v6.6.86","v6.6.85","v6.6.84","v6.6.83","v6.6.82","v6.6.81","v6.6.80","v6.6.79","v6.6.78","v6.6.77","v6.6.76","v6.6.75","v6.6.74","v6.6.73","v6.6.72","v6.6.71","v6.6.70","v6.6.69","v6.6.68","v6.6.67","v6.6.66","v6.6.65","v6.6.64","v6.6.63","v6.6.62","v6.6.61","v6.6.60","v6.6.59","v6.6.58","v6.6.57","v6.6.56","v6.6.55","v6.10.14","v6.11.11","v6.11.10","v6.11.9","v6.11.8","v6.11.7","v6.11.6","v6.11.5","v6.11.4","v6.11.3"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-53293.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.6.141"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.7.0"},{"fixed":"6.12.91"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.12.0"},{"fixed":"6.18.33"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.13.0"},{"fixed":"7.0.10"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-53293.json"}}],"schema_version":"1.9.2"}