{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2024-46710", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-09-11T15:12:18.252Z", "datePublished": "2024-09-13T06:33:42.285Z", "dateUpdated": "2024-12-19T09:21:28.053Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2024-12-19T09:21:28.053Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/vmwgfx: Prevent unmapping active read buffers\n\nThe kms paths keep a persistent map active to read and compare the cursor\nbuffer. These maps can race with each other in simple scenario where:\na) buffer \"a\" mapped for update\nb) buffer \"a\" mapped for compare\nc) do the compare\nd) unmap \"a\" for compare\ne) update the cursor\nf) unmap \"a\" for update\nAt step \"e\" the buffer has been unmapped and the read contents is bogus.\n\nPrevent unmapping of active read buffers by simply keeping a count of\nhow many paths have currently active maps and unmap only when the count\nreaches 0."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/gpu/drm/vmwgfx/vmwgfx_bo.c", "drivers/gpu/drm/vmwgfx/vmwgfx_bo.h"], "versions": [{"version": "485d98d472d53f9617ffdfba5e677ac29ad4fe20", "lessThan": "58a3714db4d9dcaeb9fc4905141e17b9f536c0a5", "status": "affected", "versionType": "git"}, {"version": "485d98d472d53f9617ffdfba5e677ac29ad4fe20", "lessThan": "0851b1ec650adadcaa23ec96daad95a55bf966f0", "status": "affected", "versionType": "git"}, {"version": "485d98d472d53f9617ffdfba5e677ac29ad4fe20", "lessThan": "d5228d158e4c0b1663b3983044913c15c3d0135e", "status": "affected", "versionType": "git"}, {"version": "485d98d472d53f9617ffdfba5e677ac29ad4fe20", "lessThan": "aba07b9a0587f50e5d3346eaa19019cf3f86c0ea", "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/vmwgfx/vmwgfx_bo.c", "drivers/gpu/drm/vmwgfx/vmwgfx_bo.h"], "versions": [{"version": "5.19", "status": "affected"}, {"version": "0", "lessThan": "5.19", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.113", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.54", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.10.8", "lessThanOrEqual": "6.10.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.11", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "references": [{"url": "https://git.kernel.org/stable/c/58a3714db4d9dcaeb9fc4905141e17b9f536c0a5"}, {"url": "https://git.kernel.org/stable/c/0851b1ec650adadcaa23ec96daad95a55bf966f0"}, {"url": "https://git.kernel.org/stable/c/d5228d158e4c0b1663b3983044913c15c3d0135e"}, {"url": "https://git.kernel.org/stable/c/aba07b9a0587f50e5d3346eaa19019cf3f86c0ea"}], "title": "drm/vmwgfx: Prevent unmapping active read buffers", "x_generator": {"engine": "bippy-5f407fcff5a0"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2024-09-29T14:59:47.963109Z", "id": "CVE-2024-46710", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-09-29T15:00:04.356Z"}}]}}

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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "DA05BB16-4465-46ED-A5AB-5CDE73240EA3", "versionEndExcluding": "6.10.8", "versionStartIncluding": "5.19", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.11:rc1:*:*:*:*:*:*", "matchCriteriaId": "8B3CE743-2126-47A3-8B7C-822B502CF119", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.11:rc2:*:*:*:*:*:*", "matchCriteriaId": "4DEB27E7-30AA-45CC-8934-B89263EF3551", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.11:rc3:*:*:*:*:*:*", "matchCriteriaId": "E0005AEF-856E-47EB-BFE4-90C46899394D", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.11:rc4:*:*:*:*:*:*", "matchCriteriaId": "39889A68-6D34-47A6-82FC-CD0BF23D6754", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.11:rc5:*:*:*:*:*:*", "matchCriteriaId": "B8383ABF-1457-401F-9B61-EE50F4C61F4F", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/vmwgfx: Prevent unmapping active read buffers\n\nThe kms paths keep a persistent map active to read and compare the cursor\nbuffer. These maps can race with each other in simple scenario where:\na) buffer \"a\" mapped for update\nb) buffer \"a\" mapped for compare\nc) do the compare\nd) unmap \"a\" for compare\ne) update the cursor\nf) unmap \"a\" for update\nAt step \"e\" the buffer has been unmapped and the read contents is bogus.\n\nPrevent unmapping of active read buffers by simply keeping a count of\nhow many paths have currently active maps and unmap only when the count\nreaches 0."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: drm/vmwgfx: evitar la desasignaci\u00f3n de b\u00faferes de lectura activos Las rutas kms mantienen activo un mapa persistente para leer y comparar el b\u00fafer del cursor. Estos mapas pueden competir entre s\u00ed en un escenario simple donde: a) b\u00fafer \"a\" mapeado para actualizaci\u00f3n b) b\u00fafer \"a\" mapeado para comparaci\u00f3n c) hacer la comparaci\u00f3n d) desasignar \"a\" para comparaci\u00f3n e) actualizar el cursor f) desasignar \"a\" para actualizaci\u00f3n En el paso \"e\", el b\u00fafer ha sido desasignado y el contenido de lectura es falso. Evite la desasignaci\u00f3n de b\u00faferes de lectura activos simplemente llevando un recuento de cu\u00e1ntas rutas tienen mapas activos actualmente y desasign\u00e1ndolos solo cuando el recuento llegue a 0."}], "id": "CVE-2024-46710", "lastModified": "2024-10-17T14:15:07.630", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 4.7, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.0, "impactScore": 3.6, "source": "[email protected]", "type": "Primary"}]}, "published": "2024-09-13T07:15:05.880", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/0851b1ec650adadcaa23ec96daad95a55bf966f0"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/58a3714db4d9dcaeb9fc4905141e17b9f536c0a5"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/aba07b9a0587f50e5d3346eaa19019cf3f86c0ea"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/d5228d158e4c0b1663b3983044913c15c3d0135e"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "[email protected]", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: drm/vmwgfx: Prevent unmapping active read buffers", "id": "2312107", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2312107"}, "csaw": false, "cvss3": {"cvss3_base_score": "4.7", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-362", "details": ["In the Linux kernel, the following vulnerability has been resolved:\ndrm/vmwgfx: Prevent unmapping active read buffers\nThe kms paths keep a persistent map active to read and compare the cursor\nbuffer. These maps can race with each other in simple scenario where:\na) buffer \"a\" mapped for update\nb) buffer \"a\" mapped for compare\nc) do the compare\nd) unmap \"a\" for compare\ne) update the cursor\nf) unmap \"a\" for update\nAt step \"e\" the buffer has been unmapped and the read contents is bogus.\nPrevent unmapping of active read buffers by simply keeping a count of\nhow many paths have currently active maps and unmap only when the count\nreaches 0."], "name": "CVE-2024-46710", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Fix deferred", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2024-09-13T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-46710\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-46710\nhttps://lore.kernel.org/linux-cve-announce/2024091347-CVE-2024-46710-cd88@gregkh/T"], "threat_severity": "Low"}