{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2023-52485","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2024-02-20T12:30:33.301Z","datePublished":"2024-02-29T14:57:51.179Z","dateUpdated":"2025-07-11T17:19:29.282Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2025-07-11T17:19:29.282Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/display: Wake DMCUB before sending a command\n\n[Why]\nWe can hang in place trying to send commands when the DMCUB isn't\npowered on.\n\n[How]\nFor functions that execute within a DC context or DC lock we can\nwrap the direct calls to dm_execute_dmub_cmd/list with code that\nexits idle power optimizations and reallows once we're done with\nthe command submission on success.\n\nFor DM direct submissions the DM will need to manage the enter/exit\nsequencing manually.\n\nWe cannot invoke a DMCUB command directly within the DM execution\nhelper or we can deadlock."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c","drivers/gpu/drm/amd/display/dc/bios/command_table2.c","drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c","drivers/gpu/drm/amd/display/dc/clk_mgr/dcn314/dcn314_clk_mgr.c","drivers/gpu/drm/amd/display/dc/clk_mgr/dcn315/dcn315_clk_mgr.c","drivers/gpu/drm/amd/display/dc/clk_mgr/dcn316/dcn316_clk_mgr.c","drivers/gpu/drm/amd/display/dc/clk_mgr/dcn35/dcn35_clk_mgr.c","drivers/gpu/drm/amd/display/dc/core/dc.c","drivers/gpu/drm/amd/display/dc/core/dc_hw_sequencer.c","drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c","drivers/gpu/drm/amd/display/dc/dc_dmub_srv.h","drivers/gpu/drm/amd/display/dc/dc_helper.c","drivers/gpu/drm/amd/display/dc/dce/dmub_abm_lcd.c","drivers/gpu/drm/amd/display/dc/dce/dmub_hw_lock_mgr.c","drivers/gpu/drm/amd/display/dc/dce/dmub_outbox.c","drivers/gpu/drm/amd/display/dc/dce/dmub_psr.c","drivers/gpu/drm/amd/display/dc/dcn21/dcn21_hubp.c","drivers/gpu/drm/amd/display/dc/dcn31/dcn31_dio_link_encoder.c","drivers/gpu/drm/amd/display/dc/dcn31/dcn31_panel_cntl.c","drivers/gpu/drm/amd/display/dc/hwss/dcn21/dcn21_hwseq.c","drivers/gpu/drm/amd/display/dc/hwss/dcn30/dcn30_hwseq.c","drivers/gpu/drm/amd/display/dc/hwss/dcn31/dcn31_hwseq.c","drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_hwseq.c","drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_capability.c","drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_dpia.c"],"versions":[{"version":"4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c","lessThan":"303197775a97416b62d4da69280d0c120a20e009","status":"affected","versionType":"git"},{"version":"4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c","lessThan":"8892780834ae294bc3697c7d0e056d7743900b39","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c","drivers/gpu/drm/amd/display/dc/bios/command_table2.c","drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c","drivers/gpu/drm/amd/display/dc/clk_mgr/dcn314/dcn314_clk_mgr.c","drivers/gpu/drm/amd/display/dc/clk_mgr/dcn315/dcn315_clk_mgr.c","drivers/gpu/drm/amd/display/dc/clk_mgr/dcn316/dcn316_clk_mgr.c","drivers/gpu/drm/amd/display/dc/clk_mgr/dcn35/dcn35_clk_mgr.c","drivers/gpu/drm/amd/display/dc/core/dc.c","drivers/gpu/drm/amd/display/dc/core/dc_hw_sequencer.c","drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c","drivers/gpu/drm/amd/display/dc/dc_dmub_srv.h","drivers/gpu/drm/amd/display/dc/dc_helper.c","drivers/gpu/drm/amd/display/dc/dce/dmub_abm_lcd.c","drivers/gpu/drm/amd/display/dc/dce/dmub_hw_lock_mgr.c","drivers/gpu/drm/amd/display/dc/dce/dmub_outbox.c","drivers/gpu/drm/amd/display/dc/dce/dmub_psr.c","drivers/gpu/drm/amd/display/dc/dcn21/dcn21_hubp.c","drivers/gpu/drm/amd/display/dc/dcn31/dcn31_dio_link_encoder.c","drivers/gpu/drm/amd/display/dc/dcn31/dcn31_panel_cntl.c","drivers/gpu/drm/amd/display/dc/hwss/dcn21/dcn21_hwseq.c","drivers/gpu/drm/amd/display/dc/hwss/dcn30/dcn30_hwseq.c","drivers/gpu/drm/amd/display/dc/hwss/dcn31/dcn31_hwseq.c","drivers/gpu/drm/amd/display/dc/hwss/dcn32/dcn32_hwseq.c","drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_capability.c","drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_dpia.c"],"versions":[{"version":"4.15","status":"affected"},{"version":"0","lessThan":"4.15","status":"unaffected","versionType":"semver"},{"version":"6.7.3","lessThanOrEqual":"6.7.*","status":"unaffected","versionType":"semver"},{"version":"6.8","lessThanOrEqual":"*","status":"unaffected","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.15","versionEndExcluding":"6.7.3"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.15","versionEndExcluding":"6.8"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/303197775a97416b62d4da69280d0c120a20e009"},{"url":"https://git.kernel.org/stable/c/8892780834ae294bc3697c7d0e056d7743900b39"}],"title":"drm/amd/display: Wake DMCUB before sending a command","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2024-03-05T22:17:04.458995Z","id":"CVE-2023-52485","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2024-11-13T18:26:57.574Z"}},{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-02T23:03:19.936Z"},"title":"CVE Program Container","references":[{"url":"https://git.kernel.org/stable/c/303197775a97416b62d4da69280d0c120a20e009","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/8892780834ae294bc3697c7d0e056d7743900b39","tags":["x_transferred"]}]}]}}