{"id":"CVE-2025-21989","summary":"drm/amd/display: fix missing .is_two_pixels_per_container","details":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/display: fix missing .is_two_pixels_per_container\n\nStarting from 6.11, AMDGPU driver, while being loaded with amdgpu.dc=1,\ndue to lack of .is_two_pixels_per_container function in dce60_tg_funcs,\ncauses a NULL pointer dereference on PCs with old GPUs, such as R9 280X.\n\nSo this fix adds missing .is_two_pixels_per_container to dce60_tg_funcs.\n\n(cherry picked from commit bd4b125eb949785c6f8a53b0494e32795421209d)","modified":"2026-04-02T12:45:18.271406Z","published":"2025-04-02T12:53:12.956Z","related":["SUSE-SU-2025:01951-1","SUSE-SU-2025:01967-1"],"database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/21xxx/CVE-2025-21989.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/36d04c9313d8d83ead92242f037099ac73e02120"},{"type":"WEB","url":"https://git.kernel.org/stable/c/e204aab79e01bc8ff750645666993ed8b719de57"},{"type":"WEB","url":"https://git.kernel.org/stable/c/fefa811e616b5d0b555ed65743e528a0a8a0b377"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/21xxx/CVE-2025-21989.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-21989"},{"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":"e6a901a00822659181c93c86d8bbc2a17779fddc"},{"fixed":"fefa811e616b5d0b555ed65743e528a0a8a0b377"},{"fixed":"36d04c9313d8d83ead92242f037099ac73e02120"},{"fixed":"e204aab79e01bc8ff750645666993ed8b719de57"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-21989.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:N/I:N/A:H"}]}