{"id":"CVE-2023-52649","summary":"drm/vkms: Avoid reading beyond LUT array","details":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/vkms: Avoid reading beyond LUT array\n\nWhen the floor LUT index (drm_fixp2int(lut_index) is the last\nindex of the array the ceil LUT index will point to an entry\nbeyond the array. Make sure we guard against it and use the\nvalue of the floor LUT index.\n\nv3:\n - Drop bits from commit description that didn't contribute\n   anything of value","modified":"2026-04-02T09:43:11.043904Z","published":"2024-05-01T12:53:08.534Z","related":["SUSE-SU-2025:20008-1","SUSE-SU-2025:20028-1"],"database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/52xxx/CVE-2023-52649.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/046c1184ce60b0a37d48134f17ddbc1f32ce02bd"},{"type":"WEB","url":"https://git.kernel.org/stable/c/2fee84030d12d9fddfa874e4562d71761a129277"},{"type":"WEB","url":"https://git.kernel.org/stable/c/92800aaeff51b8358d1e0a7eb74daf8aa2d7ce9d"},{"type":"WEB","url":"https://git.kernel.org/stable/c/9556c167673057d48ce4a0da675026fe046654c1"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/52xxx/CVE-2023-52649.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-52649"},{"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":"db1f254f2cfaf0510ae34fa2311a8d749e95179a"},{"fixed":"9556c167673057d48ce4a0da675026fe046654c1"},{"fixed":"046c1184ce60b0a37d48134f17ddbc1f32ce02bd"},{"fixed":"92800aaeff51b8358d1e0a7eb74daf8aa2d7ce9d"},{"fixed":"2fee84030d12d9fddfa874e4562d71761a129277"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-52649.json"}}],"schema_version":"1.7.5"}