{"id":"CVE-2024-49892","revision":null,"records":[{"revision":"345e67ecf4de49e8ac37d74ba1c6c233","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2024-49892","aliases":[],"title":"drm/amd/display: Initialize get_bytes_per_element's default to 1","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/display: Initialize get_bytes_per_element's default to 1\n\nVariables, used as denominators and maybe not assigned to other values,\nshould not be 0. bytes_per_element_y & bytes_per_element_c are\ninitialized by get_bytes_per_element() which should never return 0.\n\nThis fixes 10 DIVIDE_BY_ZERO issues reported by Coverity.","state":0,"publishedAt":"2024-10-21T18:01:27.004+00:00","modifiedAt":"2026-10-15T00:53:54.639+00:00","affected":[{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n \"product\": \"Linux\",\n \"vendor\": \"Linux\",\n \"defaultStatus\": \"unaffected\",\n \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n \"programFiles\": [\n \"drivers/gpu/drm/amd/display/dc/dml/dcn20/display_rq_dlg_calc_20v2.c\",\n \"drivers/gpu/drm/amd/display/dc/dml/dcn21/display_rq_dlg_calc_21.c\"\n ],\n \"versions\": [\n {\n \"version\": \"4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c\",\n \"lessThan\": \"8f0abb39c16e719129de10596b3ae3363fa178b4\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c\",\n \"lessThan\": \"f921335123f6620c3dce5c96fbb95f18524a021c\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c\",\n \"lessThan\": \"1f9f8186e239222f1c8d3dd73bf3bc6ae86c5e76\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c\",\n \"lessThan\": \"a23d6029e730f8a151b1a34afb169baac1274583\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c\",\n \"lessThan\": \"c7630935d9a4986e8c0ed91658a781b7a77d73f7\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c\",\n \"lessThan\": \"bc00d211da4ffad5314a2043b50bdc8ff8a33724\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c\",\n \"lessThan\": \"3334ab72cbba55a632f24579cd47c4a4e5e69cda\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c\",\n \"lessThan\": \"4067f4fa0423a89fb19a30b57231b384d77d2610\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n }\n ]\n }"},{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n \"product\": \"Linux\",\n \"vendor\": \"Linux\",\n \"defaultStatus\": \"affected\",\n \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n \"programFiles\": [\n \"drivers/gpu/drm/amd/display/dc/dml/dcn20/display_rq_dlg_calc_20v2.c\",\n \"drivers/gpu/drm/amd/display/dc/dml/dcn21/display_rq_dlg_calc_21.c\"\n ],\n \"versions\": [\n {\n \"version\": \"4.15\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"0\",\n \"lessThan\": \"4.15\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"5.4.285\",\n \"lessThanOrEqual\": \"5.4.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"5.10.227\",\n \"lessThanOrEqual\": \"5.10.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"5.15.168\",\n \"lessThanOrEqual\": \"5.15.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.1.113\",\n \"lessThanOrEqual\": \"6.1.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.6.55\",\n \"lessThanOrEqual\": \"6.6.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.10.14\",\n \"lessThanOrEqual\": \"6.10.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.11.3\",\n \"lessThanOrEqual\": \"6.11.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.12\",\n \"lessThanOrEqual\": \"*\",\n \"status\": \"unaffected\",\n \"versionType\": \"original_commit_for_fix\"\n }\n ]\n }"}],"metrics":[],"references":["https://git.kernel.org/stable/c/8f0abb39c16e719129de10596b3ae3363fa178b4","https://git.kernel.org/stable/c/f921335123f6620c3dce5c96fbb95f18524a021c","https://git.kernel.org/stable/c/1f9f8186e239222f1c8d3dd73bf3bc6ae86c5e76","https://git.kernel.org/stable/c/a23d6029e730f8a151b1a34afb169baac1274583","https://git.kernel.org/stable/c/c7630935d9a4986e8c0ed91658a781b7a77d73f7","https://git.kernel.org/stable/c/bc00d211da4ffad5314a2043b50bdc8ff8a33724","https://git.kernel.org/stable/c/3334ab72cbba55a632f24579cd47c4a4e5e69cda","https://git.kernel.org/stable/c/4067f4fa0423a89fb19a30b57231b384d77d2610"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2024-49892","license":"CVE Program Terms of Use","key":"cve-program:CVE-2024-49892","identifiers":["CVE-2024-49892"]},"retained":false,"historicalAffected":[]}],"coverage":[{"source":"cisa-kev:global","scope":"Complete CISA KEV catalog; all vendors. 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Not a global EUVD catalog. Successful not-found lookups count as checked; they do not imply withdrawal or safety. No reader inventory is sent.","generation":"enrichment-7062dd6d7628421ab96b6fad5e9e5783","complete":false,"records":13655,"lastAttemptAt":"2026-11-09T20:16:49.2041123+00:00","lastSuccessAt":"2026-11-09T20:16:49.199+00:00","error":"9 identifier lookups failed; latest failures include HTTP 403. Other identifiers were checked independently.","lastVerifiedAt":"2026-11-09T20:16:49.199+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":13314,"expectedIdentifiers":13707,"failedIdentifiers":9},{"source":"first-epss:nuget","scope":"FIRST EPSS for explicit CVE aliases in the collected public NuGet archive. Not a global EPSS backfill.","generation":"2026-11-09T20:04:25.0077254+00:00","complete":true,"records":1096,"lastAttemptAt":"2026-11-09T20:04:25.0077254+00:00","lastSuccessAt":"2026-11-09T20:04:25.193761+00:00","error":null,"lastVerifiedAt":"2026-11-09T20:04:25.1937612+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"nvd","scope":"Rolling NVD lookups of CVE aliases in current public OSV archives; 500 identifiers per refresh, rechecked after 48 hours. Not a global NVD catalog. Successful not-found lookups count as checked; they do not imply withdrawal or safety. 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