{"id":"CVE-2024-47661","title":"drm/amd/display: Avoid overflow from uint32_t to uint8_t","summary":"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 …","severity":"none","vendor":"Linux","product":"Linux","affected":["Linux >= 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c < 6fc6ef4cd858a45479fed881e326d2449a2c9e51","Linux >= 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c < 30d1b783b6eeaf49d311a072c70d618d993d01ec","Linux >= 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c < d6b54900c564e35989cf6813e4071504fa0a90e0","Linux 4.15"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2024-10-10T13:22:58.614441Z"},"published":"2024-10-09","updated":"2026-10-21","sourceUpdated":"2026-10-21T12:35:16.667Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2024-47661","references":[{"url":"https://git.kernel.org/stable/c/6fc6ef4cd858a45479fed881e326d2449a2c9e51"},{"url":"https://git.kernel.org/stable/c/30d1b783b6eeaf49d311a072c70d618d993d01ec"},{"url":"https://git.kernel.org/stable/c/d6b54900c564e35989cf6813e4071504fa0a90e0"}],"tags":["cve.org"],"epss":0.00253,"epssPercentile":0.16671,"ingestedAt":"2026-10-21T12:48:53.730Z","slug":"CVE-2024-47661","body":"## Overview\n\nIn 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.\n\n## Affected\n\n- `Linux >= 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c < 6fc6ef4cd858a45479fed881e326d2449a2c9e51`\n- `Linux >= 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c < 30d1b783b6eeaf49d311a072c70d618d993d01ec`\n- `Linux >= 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c < d6b54900c564e35989cf6813e4071504fa0a90e0`\n- `Linux 4.15`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":3,"depthScoreParts":{"impact":2.8,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}