{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2025-21987", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-12-29T08:45:45.800Z", "datePublished": "2025-04-02T12:30:11.811Z", "dateUpdated": "2026-05-11T21:10:27.082Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T21:10:27.082Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu: init return value in amdgpu_ttm_clear_buffer\n\nOtherwise an uninitialized value can be returned if\namdgpu_res_cleared returns true for all regions.\n\nPossibly closes: https://gitlab.freedesktop.org/drm/amd/-/issues/3812\n\n(cherry picked from commit 7c62aacc3b452f73a1284198c81551035fac6d71)"}], "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/amdgpu/amdgpu_ttm.c"], "versions": [{"version": "a68c7eaa7a8ffdec9287ba1561a668d674c20a13", "lessThan": "d2c9625b0ade41f9917875d88173a0cc802b95fc", "status": "affected", "versionType": "git"}, {"version": "a68c7eaa7a8ffdec9287ba1561a668d674c20a13", "lessThan": "5bd98c2df4a0f2e2dcbdf563feb8d348406377b5", "status": "affected", "versionType": "git"}, {"version": "a68c7eaa7a8ffdec9287ba1561a668d674c20a13", "lessThan": "d3c7059b6a8600fc62cd863f1ea203b8675e63e1", "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/amdgpu/amdgpu_ttm.c"], "versions": [{"version": "6.10", "status": "affected"}, {"version": "0", "lessThan": "6.10", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.18", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.13.6", "lessThanOrEqual": "6.13.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.14", "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": "6.10", "versionEndExcluding": "6.12.18"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.10", "versionEndExcluding": "6.13.6"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.10", "versionEndExcluding": "6.14"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/d2c9625b0ade41f9917875d88173a0cc802b95fc"}, {"url": "https://git.kernel.org/stable/c/5bd98c2df4a0f2e2dcbdf563feb8d348406377b5"}, {"url": "https://git.kernel.org/stable/c/d3c7059b6a8600fc62cd863f1ea203b8675e63e1"}], "title": "drm/amdgpu: init return value in amdgpu_ttm_clear_buffer", "x_generator": {"engine": "bippy-1.2.0"}}}}

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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "C3E726AB-924C-4BAA-9AD5-2EA4A154FEE8", "versionEndExcluding": "6.12.18", "versionStartIncluding": "6.10", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "64F12D9B-71C2-4CD7-A288-0D5EF1709620", "versionEndExcluding": "6.13.6", "versionStartIncluding": "6.13", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.14:rc1:*:*:*:*:*:*", "matchCriteriaId": "186716B6-2B66-4BD0-852E-D48E71C0C85F", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.14:rc2:*:*:*:*:*:*", "matchCriteriaId": "0D3E781C-403A-498F-9DA9-ECEE50F41E75", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.14:rc3:*:*:*:*:*:*", "matchCriteriaId": "66619FB8-0AAF-4166-B2CF-67B24143261D", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.14:rc4:*:*:*:*:*:*", "matchCriteriaId": "D3D6550E-6679-4560-902D-AF52DCFE905B", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu: init return value in amdgpu_ttm_clear_buffer\n\nOtherwise an uninitialized value can be returned if\namdgpu_res_cleared returns true for all regions.\n\nPossibly closes: https://gitlab.freedesktop.org/drm/amd/-/issues/3812\n\n(cherry picked from commit 7c62aacc3b452f73a1284198c81551035fac6d71)"}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: drm/amdgpu: valor de retorno inicial en amdgpu_ttm_clear_buffer. De lo contrario, se puede devolver un valor no inicializado si amdgpu_res_cleared devuelve verdadero para todas las regiones. Posible cierre: https://gitlab.freedesktop.org/drm/amd/-/issues/3812 (seleccionado de la confirmaci\u00f3n 7c62aacc3b452f73a1284198c81551035fac6d71)."}], "id": "CVE-2025-21987", "lastModified": "2025-10-30T19:20:31.953", "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": "2025-04-02T13:15:43.207", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/5bd98c2df4a0f2e2dcbdf563feb8d348406377b5"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/d2c9625b0ade41f9917875d88173a0cc802b95fc"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/d3c7059b6a8600fc62cd863f1ea203b8675e63e1"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-908"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: drm/amdgpu: init return value in amdgpu_ttm_clear_buffer", "id": "2356900", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2356900"}, "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-908", "details": ["In the Linux kernel, the following vulnerability has been resolved:\ndrm/amdgpu: init return value in amdgpu_ttm_clear_buffer\nOtherwise an uninitialized value can be returned if\namdgpu_res_cleared returns true for all regions.\nPossibly closes: https://gitlab.freedesktop.org/drm/amd/-/issues/3812\n(cherry picked from commit 7c62aacc3b452f73a1284198c81551035fac6d71)"], "name": "CVE-2025-21987", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"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": "2025-04-02T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2025-21987\nhttps://nvd.nist.gov/vuln/detail/CVE-2025-21987\nhttps://lore.kernel.org/linux-cve-announce/2025040249-CVE-2025-21987-de85@gregkh/T"], "threat_severity": "Low"}

{}