{"id":"CVE-2024-49899","state":"PUBLISHED","title":"drm/amd/display: Initialize denominators' default to 1","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/display: Initialize denominators' default to 1\n\n[WHAT & HOW]\nVariables used as denominators and maybe not assigned to other values,\nshould not be 0. Change their default to 1 so they are never 0.\n\nThis fixes 10 DIVIDE_BY_ZERO issues reported by Coverity.","publishedAt":"2024-10-21T18:01:31.911Z","updatedAt":"2026-05-11T20:41:25.504Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c","status":"affected","lessThan":"9be768f08b16f020da376538b08463ac3a2ce8cd","versionType":"git"},{"version":"4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c","status":"affected","lessThan":"9f35cec5e4b9759b38c663d18eae4eaf30f36527","versionType":"git"},{"version":"4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c","status":"affected","lessThan":"7f8e93b862aba08d540f1e9e03e0ceb4d0cfd5fb","versionType":"git"},{"version":"4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c","status":"affected","lessThan":"b995c0a6de6c74656a0c39cd57a0626351b13e3c","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/amd/display/dc/dml/dcn20/display_rq_dlg_calc_20.c","drivers/gpu/drm/amd/display/dc/dml/dml1_display_rq_dlg_calc.c","drivers/gpu/drm/amd/display/dc/dml2/dml21/src/dml2_core/dml2_core_shared.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.15","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.15","versionType":"semver"},{"version":"6.1.120","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.64","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.11.3","status":"unaffected","lessThanOrEqual":"6.11.*","versionType":"semver"},{"version":"6.12","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/dml/dcn20/display_rq_dlg_calc_20.c","drivers/gpu/drm/amd/display/dc/dml/dml1_display_rq_dlg_calc.c","drivers/gpu/drm/amd/display/dc/dml2/dml21/src/dml2_core/dml2_core_shared.c"]}],"references":["https://git.kernel.org/stable/c/9be768f08b16f020da376538b08463ac3a2ce8cd","https://git.kernel.org/stable/c/9f35cec5e4b9759b38c663d18eae4eaf30f36527","https://git.kernel.org/stable/c/7f8e93b862aba08d540f1e9e03e0ceb4d0cfd5fb","https://git.kernel.org/stable/c/b995c0a6de6c74656a0c39cd57a0626351b13e3c","https://lists.debian.org/debian-lts-announce/2025/03/msg00001.html"],"weaknesses":[],"ingestedAt":"2026-10-29T20:07:56.516Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2024/49xxx/CVE-2024-49899.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2024-49899","state":"PUBLISHED","datePublished":"2024-10-21T18:01:31.911Z","dateUpdated":"2026-05-11T20:41:25.504Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2024-10-21T12:17:06.026Z"},"containers":{"cna":{"title":"drm/amd/display: Initialize denominators' default to 1","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/display: Initialize denominators' default to 1\n\n[WHAT & HOW]\nVariables used as denominators and maybe not assigned to other values,\nshould not be 0. Change their default to 1 so they are never 0.\n\nThis fixes 10 DIVIDE_BY_ZERO issues reported by Coverity."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c","status":"affected","lessThan":"9be768f08b16f020da376538b08463ac3a2ce8cd","versionType":"git"},{"version":"4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c","status":"affected","lessThan":"9f35cec5e4b9759b38c663d18eae4eaf30f36527","versionType":"git"},{"version":"4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c","status":"affected","lessThan":"7f8e93b862aba08d540f1e9e03e0ceb4d0cfd5fb","versionType":"git"},{"version":"4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c","status":"affected","lessThan":"b995c0a6de6c74656a0c39cd57a0626351b13e3c","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/amd/display/dc/dml/dcn20/display_rq_dlg_calc_20.c","drivers/gpu/drm/amd/display/dc/dml/dml1_display_rq_dlg_calc.c","drivers/gpu/drm/amd/display/dc/dml2/dml21/src/dml2_core/dml2_core_shared.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.15","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.15","versionType":"semver"},{"version":"6.1.120","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.64","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.11.3","status":"unaffected","lessThanOrEqual":"6.11.*","versionType":"semver"},{"version":"6.12","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/dml/dcn20/display_rq_dlg_calc_20.c","drivers/gpu/drm/amd/display/dc/dml/dml1_display_rq_dlg_calc.c","drivers/gpu/drm/amd/display/dc/dml2/dml21/src/dml2_core/dml2_core_shared.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/9be768f08b16f020da376538b08463ac3a2ce8cd"},{"url":"https://git.kernel.org/stable/c/9f35cec5e4b9759b38c663d18eae4eaf30f36527"},{"url":"https://git.kernel.org/stable/c/7f8e93b862aba08d540f1e9e03e0ceb4d0cfd5fb"},{"url":"https://git.kernel.org/stable/c/b995c0a6de6c74656a0c39cd57a0626351b13e3c"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T20:41:25.504Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.15","versionEndExcluding":"6.1.120"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.15","versionEndExcluding":"6.6.64"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.15","versionEndExcluding":"6.11.3"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.15","versionEndExcluding":"6.12"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2024-49899","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2024-10-22T13:43:09.954496Z"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2024-10-22T13:48:47.837Z"}},{"title":"CVE Program Container","references":[{"url":"https://lists.debian.org/debian-lts-announce/2025/03/msg00001.html"}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2025-11-03T20:41:46.656Z"}}]}}}