{"id":"CVE-2024-47661","state":"PUBLISHED","title":"drm/amd/display: Avoid overflow from uint32_t to uint8_t","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/display: Avoid overflow from uint32_t to uint8_t\n\n[WHAT & HOW]\ndmub_rb_cmd's ramping_boundary has size of uint8_t and it is assigned\n0xFFFF. Fix it by changing it to uint8_t with value of 0xFF.\n\nThis fixes 2 INTEGER_OVERFLOW issues reported by Coverity.","publishedAt":"2024-10-09T14:05:25.571Z","updatedAt":"2026-10-30T12:19:27.629Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c","status":"affected","lessThan":"1f95056cae7bded5614ecda415af1d6d4428494e","versionType":"git"},{"version":"4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c","status":"affected","lessThan":"6fc6ef4cd858a45479fed881e326d2449a2c9e51","versionType":"git"},{"version":"4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c","status":"affected","lessThan":"30d1b783b6eeaf49d311a072c70d618d993d01ec","versionType":"git"},{"version":"4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c","status":"affected","lessThan":"d6b54900c564e35989cf6813e4071504fa0a90e0","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/amd/display/dc/dce/dmub_abm_lcd.c","drivers/gpu/drm/amd/display/dc/hwss/dcn21/dcn21_hwseq.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.15","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.15","versionType":"semver"},{"version":"6.1.191","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.160","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.10.9","status":"unaffected","lessThanOrEqual":"6.10.*","versionType":"semver"},{"version":"6.11","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/amd/display/dc/dce/dmub_abm_lcd.c","drivers/gpu/drm/amd/display/dc/hwss/dcn21/dcn21_hwseq.c"]}],"references":["https://git.kernel.org/stable/c/1f95056cae7bded5614ecda415af1d6d4428494e","https://git.kernel.org/stable/c/6fc6ef4cd858a45479fed881e326d2449a2c9e51","https://git.kernel.org/stable/c/30d1b783b6eeaf49d311a072c70d618d993d01ec","https://git.kernel.org/stable/c/d6b54900c564e35989cf6813e4071504fa0a90e0"],"weaknesses":[],"ingestedAt":"2026-10-30T12:36:04.432Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2024/47xxx/CVE-2024-47661.json","commit":"db8103c5921aac81d5d90efcf3745980dafabf49","baselineCommit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2024-47661","state":"PUBLISHED","datePublished":"2024-10-09T14:05:25.571Z","dateUpdated":"2026-10-30T12:19:27.629Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2024-09-30T16:00:12.935Z"},"containers":{"cna":{"title":"drm/amd/display: Avoid overflow from uint32_t to uint8_t","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/display: Avoid overflow from uint32_t to uint8_t\n\n[WHAT & HOW]\ndmub_rb_cmd's ramping_boundary has size of uint8_t and it is assigned\n0xFFFF. Fix it by changing it to uint8_t with value of 0xFF.\n\nThis fixes 2 INTEGER_OVERFLOW issues reported by Coverity."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c","status":"affected","lessThan":"1f95056cae7bded5614ecda415af1d6d4428494e","versionType":"git"},{"version":"4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c","status":"affected","lessThan":"6fc6ef4cd858a45479fed881e326d2449a2c9e51","versionType":"git"},{"version":"4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c","status":"affected","lessThan":"30d1b783b6eeaf49d311a072c70d618d993d01ec","versionType":"git"},{"version":"4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c","status":"affected","lessThan":"d6b54900c564e35989cf6813e4071504fa0a90e0","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/amd/display/dc/dce/dmub_abm_lcd.c","drivers/gpu/drm/amd/display/dc/hwss/dcn21/dcn21_hwseq.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.15","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.15","versionType":"semver"},{"version":"6.1.191","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.160","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.10.9","status":"unaffected","lessThanOrEqual":"6.10.*","versionType":"semver"},{"version":"6.11","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/amd/display/dc/dce/dmub_abm_lcd.c","drivers/gpu/drm/amd/display/dc/hwss/dcn21/dcn21_hwseq.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/1f95056cae7bded5614ecda415af1d6d4428494e"},{"url":"https://git.kernel.org/stable/c/6fc6ef4cd858a45479fed881e326d2449a2c9e51"},{"url":"https://git.kernel.org/stable/c/30d1b783b6eeaf49d311a072c70d618d993d01ec"},{"url":"https://git.kernel.org/stable/c/d6b54900c564e35989cf6813e4071504fa0a90e0"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-10-30T12:19:27.629Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.15","versionEndExcluding":"6.1.191"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.15","versionEndExcluding":"6.6.160"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.15","versionEndExcluding":"6.10.9"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.15","versionEndExcluding":"6.11"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2024-10-10T13:22:58.614441Z","id":"CVE-2024-47661","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2024-10-10T13:23:13.723Z"}}]}}}