{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2024-49908", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-10-21T12:17:06.027Z", "datePublished": "2024-10-21T18:01:38.149Z", "dateUpdated": "2026-05-11T20:41:36.358Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T20:41:36.358Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/display: Add null check for 'afb' in amdgpu_dm_update_cursor (v2)\n\nThis commit adds a null check for the 'afb' variable in the\namdgpu_dm_update_cursor function. Previously, 'afb' was assumed to be\nnull at line 8388, but was used later in the code without a null check.\nThis could potentially lead to a null pointer dereference.\n\nChanges since v1:\n- Moved the null check for 'afb' to the line where 'afb' is used. (Alex)\n\nFixes the below:\ndrivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:8433 amdgpu_dm_update_cursor()\n\terror: we previously assumed 'afb' could be null (see line 8388)"}], "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/amdgpu_dm/amdgpu_dm.c"], "versions": [{"version": "4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c", "lessThan": "a742168b6a39ead257da53bcbe472384d6e14a1b", "status": "affected", "versionType": "git"}, {"version": "4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c", "lessThan": "0fe20258b4989b9112b5e9470df33a0939403fd4", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c"], "versions": [{"version": "4.15", "status": "affected"}, {"version": "0", "lessThan": "4.15", "status": "unaffected", "versionType": "semver"}, {"version": "6.11.3", "lessThanOrEqual": "6.11.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"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"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/a742168b6a39ead257da53bcbe472384d6e14a1b"}, {"url": "https://git.kernel.org/stable/c/0fe20258b4989b9112b5e9470df33a0939403fd4"}], "title": "drm/amd/display: Add null check for 'afb' in amdgpu_dm_update_cursor (v2)", "x_generator": {"engine": "bippy-1.2.0"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2024-49908", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-10-22T13:41:59.337369Z"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-10-22T13:48:46.551Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2024-49908", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-10-22T13:41:59.337369Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-10-22T13:42:02.976Z"}}], "cna": {"title": "drm/amd/display: Add null check for 'afb' in amdgpu_dm_update_cursor (v2)", "affected": [{"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c", "lessThan": "a742168b6a39ead257da53bcbe472384d6e14a1b", "versionType": "git"}, {"status": "affected", "version": "4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c", "lessThan": "0fe20258b4989b9112b5e9470df33a0939403fd4", "versionType": "git"}], "programFiles": ["drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c"], "defaultStatus": "unaffected"}, {"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "4.15"}, {"status": "unaffected", "version": "0", "lessThan": "4.15", "versionType": "semver"}, {"status": "unaffected", "version": "6.11.3", "versionType": "semver", "lessThanOrEqual": "6.11.*"}, {"status": "unaffected", "version": "6.12", "versionType": "original_commit_for_fix", "lessThanOrEqual": "*"}], "programFiles": ["drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c"], "defaultStatus": "affected"}], "references": [{"url": "https://git.kernel.org/stable/c/a742168b6a39ead257da53bcbe472384d6e14a1b"}, {"url": "https://git.kernel.org/stable/c/0fe20258b4989b9112b5e9470df33a0939403fd4"}], "x_generator": {"engine": "bippy-1.2.0"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/display: Add null check for 'afb' in amdgpu_dm_update_cursor (v2)\n\nThis commit adds a null check for the 'afb' variable in the\namdgpu_dm_update_cursor function. Previously, 'afb' was assumed to be\nnull at line 8388, but was used later in the code without a null check.\nThis could potentially lead to a null pointer dereference.\n\nChanges since v1:\n- Moved the null check for 'afb' to the line where 'afb' is used. (Alex)\n\nFixes the below:\ndrivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:8433 amdgpu_dm_update_cursor()\n\terror: we previously assumed 'afb' could be null (see line 8388)"}], "cpeApplicability": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "6.11.3", "versionStartIncluding": "4.15"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "6.12", "versionStartIncluding": "4.15"}], "operator": "OR"}]}], "providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2025-07-11T17:21:05.631Z"}}}, "cveMetadata": {"cveId": "CVE-2024-49908", "state": "PUBLISHED", "dateUpdated": "2025-07-11T17:21:05.631Z", "dateReserved": "2024-10-21T12:17:06.027Z", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "datePublished": "2024-10-21T18:01:38.149Z", "assignerShortName": "Linux"}, "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "6D5FF9C2-A011-4A64-B614-F9244ED2EA0D", "versionEndExcluding": "6.11.3", "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: Add null check for 'afb' in amdgpu_dm_update_cursor (v2)\n\nThis commit adds a null check for the 'afb' variable in the\namdgpu_dm_update_cursor function. Previously, 'afb' was assumed to be\nnull at line 8388, but was used later in the code without a null check.\nThis could potentially lead to a null pointer dereference.\n\nChanges since v1:\n- Moved the null check for 'afb' to the line where 'afb' is used. (Alex)\n\nFixes the below:\ndrivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:8433 amdgpu_dm_update_cursor()\n\terror: we previously assumed 'afb' could be null (see line 8388)"}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: drm/amd/display: Agregar comprobaci\u00f3n NULL para 'afb' en amdgpu_dm_update_cursor (v2) Esta confirmaci\u00f3n agrega una comprobaci\u00f3n NULL para la variable 'afb' en la funci\u00f3n amdgpu_dm_update_cursor. Anteriormente, se supon\u00eda que 'afb' era nulo en la l\u00ednea 8388, pero se us\u00f3 m\u00e1s adelante en el c\u00f3digo sin una comprobaci\u00f3n NULL. Esto podr\u00eda conducir potencialmente a una desreferencia de puntero nulo. Cambios desde la v1: - Se movi\u00f3 la comprobaci\u00f3n NULL para 'afb' a la l\u00ednea donde se usa 'afb'. (Alex) Corrige lo siguiente: drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:8433 Error de amdgpu_dm_update_cursor(): anteriormente asumimos que 'afb' podr\u00eda ser nulo (consulte la l\u00ednea 8388)"}], "id": "CVE-2024-49908", "lastModified": "2024-10-24T03:42:50.683", "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"}]}, "published": "2024-10-21T18:15:13.290", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/0fe20258b4989b9112b5e9470df33a0939403fd4"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/a742168b6a39ead257da53bcbe472384d6e14a1b"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-476"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: drm/amd/display: Add null check for 'afb' in amdgpu_dm_update_cursor (v2)", "id": "2320428", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2320428"}, "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: Add null check for 'afb' in amdgpu_dm_update_cursor (v2)\nThis commit adds a null check for the 'afb' variable in the\namdgpu_dm_update_cursor function. Previously, 'afb' was assumed to be\nnull at line 8388, but was used later in the code without a null check.\nThis could potentially lead to a null pointer dereference.\nChanges since v1:\n- Moved the null check for 'afb' to the line where 'afb' is used. (Alex)\nFixes the below:\ndrivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:8433 amdgpu_dm_update_cursor()\nerror: we previously assumed 'afb' could be null (see line 8388)"], "name": "CVE-2024-49908", "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-2024-49908\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-49908\nhttps://lore.kernel.org/linux-cve-announce/2024102121-CVE-2024-49908-a7fe@gregkh/T"], "threat_severity": "Moderate"}

{}