CVE-2024-49907

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(The function pointer resolves to\n\"dcn35_apply_idle_power_optimizations\".)\n\nThis fixes 1 FORWARD_NULL issue reported by Coverity."}], "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/dc/core/dc.c"], "versions": [{"version": "4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c", "lessThan": "8d54001f8dccd56146973f23f3ab2ba037a21251", "status": "affected", "versionType": "git"}, {"version": "4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c", "lessThan": "a545a9403e04c6e17fdc04a26a61d9feebbba106", "status": "affected", "versionType": "git"}, {"version": "4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c", "lessThan": "a2773e0a4b79e7a6463abdffaf8cc4f24428ba18", "status": "affected", "versionType": "git"}, {"version": "4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c", "lessThan": "9641bc4adf8446034e490ed543ae7e9833cfbdf5", "status": "affected", "versionType": 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"https://git.kernel.org/stable/c/9641bc4adf8446034e490ed543ae7e9833cfbdf5"}, {"url": "https://git.kernel.org/stable/c/3f7e533c10db3d0158709a99e2129ff63add6bcd"}, {"url": "https://git.kernel.org/stable/c/5ba3fbf75b243b2863a8be9e7c393e003d3b88f3"}, {"url": "https://git.kernel.org/stable/c/95d9e0803e51d5a24276b7643b244c7477daf463"}], "title": "drm/amd/display: Check null pointers before using dc->clk_mgr", "x_generator": {"engine": "bippy-1.2.0"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2024-49907", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-10-22T13:42:07.340526Z"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-10-22T13:48:46.691Z"}}, {"title": "CVE Program Container", "references": [{"url": "https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html"}, {"url": "https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html"}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2025-11-03T22:23:08.742Z"}}]}}

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{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Linux", "programFiles": ["drivers/gpu/drm/amd/display/dc/core/dc.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"lessThan": "8d54001f8dccd56146973f23f3ab2ba037a21251", "status": "affected", "version": "4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c", "versionType": "git"}, {"lessThan": "a545a9403e04c6e17fdc04a26a61d9feebbba106", "status": "affected", "version": "4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c", "versionType": "git"}, {"lessThan": "a2773e0a4b79e7a6463abdffaf8cc4f24428ba18", "status": "affected", "version": "4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c", "versionType": "git"}, {"lessThan": "9641bc4adf8446034e490ed543ae7e9833cfbdf5", "status": "affected", "version": "4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c", "versionType": "git"}, {"lessThan": "3f7e533c10db3d0158709a99e2129ff63add6bcd", "status": "affected", "version": "4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c", "versionType": "git"}, {"lessThan": "5ba3fbf75b243b2863a8be9e7c393e003d3b88f3", "status": "affected", "version": "4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c", "versionType": "git"}, {"lessThan": "95d9e0803e51d5a24276b7643b244c7477daf463", "status": "affected", "version": "4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c", "versionType": "git"}]}, {"defaultStatus": "affected", "product": "Linux", "programFiles": ["drivers/gpu/drm/amd/display/dc/core/dc.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"status": "affected", "version": "4.15"}, {"lessThan": "4.15", "status": "unaffected", "version": "0", "versionType": "semver"}, {"lessThanOrEqual": "5.10.*", "status": "unaffected", "version": "5.10.227", "versionType": "semver"}, {"lessThanOrEqual": "5.15.*", "status": "unaffected", "version": "5.15.168", "versionType": "semver"}, {"lessThanOrEqual": "6.1.*", "status": "unaffected", "version": "6.1.113", "versionType": "semver"}, {"lessThanOrEqual": "6.6.*", "status": "unaffected", "version": "6.6.55", "versionType": "semver"}, {"lessThanOrEqual": "6.10.*", "status": "unaffected", "version": "6.10.14", "versionType": "semver"}, {"lessThanOrEqual": "6.11.*", "status": "unaffected", "version": "6.11.3", "versionType": "semver"}, {"lessThanOrEqual": "*", "status": "unaffected", "version": "6.12", "versionType": "original_commit_for_fix"}]}], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "EB525A44-6338-4857-AD90-EA2860D1AD1F", "versionEndExcluding": "5.10.227", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "4D51C05D-455B-4D8D-89E7-A58E140B864C", "versionEndExcluding": "5.15.168", "versionStartIncluding": "5.11", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "D01BD22E-ACD1-4618-9D01-6116570BE1EE", "versionEndExcluding": "6.1.113", "versionStartIncluding": "5.16", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "E90B9576-56C4-47BC-AAB0-C5B2D438F5D0", "versionEndExcluding": "6.6.55", "versionStartIncluding": "6.2", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "4C16BCE0-FFA0-4599-BE0A-1FD65101C021", "versionEndExcluding": "6.10.14", "versionStartIncluding": "6.7", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "54D9C704-D679-41A7-9C40-10A6B1E7FFE9", "versionEndExcluding": "6.11.3", "versionStartIncluding": "6.11", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/display: Check null pointers before using dc->clk_mgr\n\n[WHY & HOW]\ndc->clk_mgr is null checked previously in the same function, indicating\nit might be null.\n\nPassing \"dc\" to \"dc->hwss.apply_idle_power_optimizations\", which\ndereferences null \"dc->clk_mgr\". (The function pointer resolves to\n\"dcn35_apply_idle_power_optimizations\".)\n\nThis fixes 1 FORWARD_NULL issue reported by Coverity."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: drm/amd/display: comprobar punteros nulos antes de usar dc->clk_mgr [POR QU\u00c9 Y C\u00d3MO] dc->clk_mgr se ha comprobado como nulo previamente en la misma funci\u00f3n, lo que indica que podr\u00eda ser nulo. Pasar \"dc\" a \"dc->hwss.apply_idle_power_optimizations\", lo que desreferencia el puntero nulo \"dc->clk_mgr\". (El puntero de funci\u00f3n se resuelve en \"dcn35_apply_idle_power_optimizations\"). Esto soluciona 1 problema FORWARD_NULL informado por Coverity."}], "id": "CVE-2024-49907", "lastModified": "2026-06-17T08:00:42.677", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2024-49907", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2024-10-22T13:42:07.340526Z", "version": "2.0.3"}}]}, "published": "2024-10-21T18:15:13.210", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/3f7e533c10db3d0158709a99e2129ff63add6bcd"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/5ba3fbf75b243b2863a8be9e7c393e003d3b88f3"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/8d54001f8dccd56146973f23f3ab2ba037a21251"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/95d9e0803e51d5a24276b7643b244c7477daf463"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/9641bc4adf8446034e490ed543ae7e9833cfbdf5"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/a2773e0a4b79e7a6463abdffaf8cc4f24428ba18"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/a545a9403e04c6e17fdc04a26a61d9feebbba106"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-476"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: drm/amd/display: Check null pointers before using dc->clk_mgr", "id": "2320485", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2320485"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-476", "details": ["In the Linux kernel, the following vulnerability has been resolved:\ndrm/amd/display: Check null pointers before using dc->clk_mgr\n[WHY & HOW]\ndc->clk_mgr is null checked previously in the same function, indicating\nit might be null.\nPassing \"dc\" to \"dc->hwss.apply_idle_power_optimizations\", which\ndereferences null \"dc->clk_mgr\". (The function pointer resolves to\n\"dcn35_apply_idle_power_optimizations\".)\nThis fixes 1 FORWARD_NULL issue reported by Coverity."], "name": "CVE-2024-49907", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2024-10-21T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-49907\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-49907\nhttps://lore.kernel.org/linux-cve-announce/2024102121-CVE-2024-49907-d177@gregkh/T"], "threat_severity": "Moderate"}

{}