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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "AAD11B17-DA3D-4375-B157-80D6011F6004", "versionEndExcluding": "6.11.4", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/xe/oa: Fix overflow in oa batch buffer\n\nBy default xe_bb_create_job() appends a MI_BATCH_BUFFER_END to batch\nbuffer, this is not a problem if batch buffer is only used once but\noa reuses the batch buffer for the same metric and at each call\nit appends a MI_BATCH_BUFFER_END, printing the warning below and then\noverflowing.\n\n[ 381.072016] ------------[ cut here ]------------\n[ 381.072019] xe 0000:00:02.0: [drm] Assertion `bb->len * 4 + bb_prefetch(q->gt) <= size` failed!\n platform: LUNARLAKE subplatform: 1\n graphics: Xe2_LPG / Xe2_HPG 20.04 step B0\n media: Xe2_LPM / Xe2_HPM 20.00 step B0\n tile: 0 VRAM 0 B\n GT: 0 type 1\n\nSo here checking if batch buffer already have MI_BATCH_BUFFER_END if\nnot append it.\n\nv2:\n- simply fix, suggestion from Ashutosh\n\n(cherry picked from commit 9ba0e0f30ca42a98af3689460063edfb6315718a)"}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: drm/xe/oa: Corregir desbordamiento en el b\u00fafer por lotes de oa. De manera predeterminada, xe_bb_create_job() agrega un MI_BATCH_BUFFER_END al buffer por lotes, esto no es un problema si el buffer por lotes solo se usa una vez, pero oa reutiliza el b\u00fafer por lotes para la misma m\u00e9trica y en cada llamada agrega un MI_BATCH_BUFFER_END, imprimiendo la advertencia a continuaci\u00f3n y luego desbord\u00e1ndose. [ 381.072016] ------------[ cortar aqu\u00ed ]------------ [ 381.072019] xe 0000:00:02.0: [drm] \u00a1La afirmaci\u00f3n `bb-&gt;len * 4 + bb_prefetch(q-&gt;gt) &lt;= size` fall\u00f3! Plataforma: LUNARLAKE Subplataforma: 1 Gr\u00e1ficos: Xe2_LPG / Xe2_HPG 20.04 Paso B0 Medios: Xe2_LPM / Xe2_HPM 20.00 Paso B0 Mosaico: 0 VRAM 0 B GT: 0 Tipo 1 Aqu\u00ed se verifica si el buffer de lote ya tiene MI_BATCH_BUFFER_END si no, se agrega. v2: - simplemente se arregla, sugerencia de Ashutosh (seleccionada del commit 9ba0e0f30ca42a98af3689460063edfb6315718a)"}], "id": "CVE-2024-50090", "lastModified": "2025-02-18T16:15:17.740", "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"}, {"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": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}, "published": "2024-11-05T17:15:06.477", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/6c10ba06bb1b48acce6d4d9c1e33beb9954f1788"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/bcb5be3421705e682b0b32073ad627056d6bc2a2"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-120"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{"bugzilla": {"description": "kernel: drm/xe/oa: Fix overflow in oa batch buffer", "id": "2323928", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2323928"}, "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-130", "details": ["In the Linux kernel, the following vulnerability has been resolved:\ndrm/xe/oa: Fix overflow in oa batch buffer\nBy default xe_bb_create_job() appends a MI_BATCH_BUFFER_END to batch\nbuffer, this is not a problem if batch buffer is only used once but\noa reuses the batch buffer for the same metric and at each call\nit appends a MI_BATCH_BUFFER_END, printing the warning below and then\noverflowing.\n[ 381.072016] ------------[ cut here ]------------\n[ 381.072019] xe 0000:00:02.0: [drm] Assertion `bb->len * 4 + bb_prefetch(q->gt) <= size` failed!\nplatform: LUNARLAKE subplatform: 1\ngraphics: Xe2_LPG / Xe2_HPG 20.04 step B0\nmedia: Xe2_LPM / Xe2_HPM 20.00 step B0\ntile: 0 VRAM 0 B\nGT: 0 type 1\nSo here checking if batch buffer already have MI_BATCH_BUFFER_END if\nnot append it.\nv2:\n- simply fix, suggestion from Ashutosh\n(cherry picked from commit 9ba0e0f30ca42a98af3689460063edfb6315718a)"], "name": "CVE-2024-50090", "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": "2024-11-05T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-50090\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-50090\nhttps://lore.kernel.org/linux-cve-announce/2024110551-CVE-2024-50090-2727@gregkh/T"], "threat_severity": "Moderate"}

{}