CVE-2023-52693

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device only in case of success.\n\nFound by Linux Verification Center (linuxtesting.org) with SVACE."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/acpi/acpi_video.c"], "versions": [{"version": "9661e92c10a9775243c1ecb73373528ed8725a10", "lessThan": "556f02699d33c1f40b1b31bd25828ce08fa165d8", "status": "affected", "versionType": "git"}, {"version": "9661e92c10a9775243c1ecb73373528ed8725a10", "lessThan": "1e3a2b9b4039bb4d136dca59fb31e06465e056f3", "status": "affected", "versionType": "git"}, {"version": "9661e92c10a9775243c1ecb73373528ed8725a10", "lessThan": "c4e1a0ef0b4782854c9b77a333ca912b392bed2f", "status": "affected", "versionType": "git"}, {"version": "9661e92c10a9775243c1ecb73373528ed8725a10", "lessThan": "3a370502a5681986f9828e43be75ce26c6ab24af", "status": "affected", "versionType": "git"}, {"version": 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"https://lists.debian.org/debian-lts-announce/2024/06/msg00016.html", "tags": ["x_transferred"]}, {"url": "https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html", "tags": ["x_transferred"]}]}, {"metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2023-52693", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-09-10T15:41:53.009768Z"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-09-11T17:33:18.888Z"}}]}, "dataVersion": "5.2"}

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"product": "Linux", "versions": [{"status": "affected", "version": "9661e92c10a9775243c1ecb73373528ed8725a10", "lessThan": "556f02699d33c1f40b1b31bd25828ce08fa165d8", "versionType": "git"}, {"status": "affected", "version": "9661e92c10a9775243c1ecb73373528ed8725a10", "lessThan": "1e3a2b9b4039bb4d136dca59fb31e06465e056f3", "versionType": "git"}, {"status": "affected", "version": "9661e92c10a9775243c1ecb73373528ed8725a10", "lessThan": "c4e1a0ef0b4782854c9b77a333ca912b392bed2f", "versionType": "git"}, {"status": "affected", "version": "9661e92c10a9775243c1ecb73373528ed8725a10", "lessThan": "3a370502a5681986f9828e43be75ce26c6ab24af", "versionType": "git"}, {"status": "affected", "version": "9661e92c10a9775243c1ecb73373528ed8725a10", "lessThan": "2124c5bc22948fc4d09a23db4a8acdccc7d21e95", "versionType": "git"}, {"status": "affected", "version": "9661e92c10a9775243c1ecb73373528ed8725a10", "lessThan": "39af144b6d01d9b40f52e5d773e653957e6c379c", "versionType": "git"}, {"status": "affected", 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"6.2", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "7229C448-E0C9-488B-8939-36BA5254065E", "versionEndExcluding": "6.7.2", "versionStartIncluding": "6.7", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*", "matchCriteriaId": "07B237A9-69A3-4A9C-9DA0-4E06BD37AE73", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nACPI: video: check for error while searching for backlight device parent\n\nIf acpi_get_parent() called in acpi_video_dev_register_backlight()\nfails, for example, because acpi_ut_acquire_mutex() fails inside\nacpi_get_parent), this can lead to incorrect (uninitialized)\nacpi_parent handle being passed to acpi_get_pci_dev() for detecting\nthe parent pci device.\n\nCheck acpi_get_parent() result and set parent device only in case of success.\n\nFound by Linux Verification Center (linuxtesting.org) with SVACE."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: ACPI: v\u00eddeo: comprueba si hay errores al buscar el dispositivo de retroiluminaci\u00f3n principal. Si la llamada acpi_get_parent() en acpi_video_dev_register_backlight() fallo, por ejemplo, porque acpi_ut_acquire_mutex() fallo dentro de acpi_get_parent), esto puede provocar que se pase el identificador acpi_parent incorrecto (no inicializado) a acpi_get_pci_dev() para detectar el dispositivo pci principal. Verifique el resultado de acpi_get_parent() y configure el dispositivo principal solo en caso de \u00e9xito. Encontrado por el Centro de verificaci\u00f3n de Linux (linuxtesting.org) con SVACE."}], "id": "CVE-2023-52693", "lastModified": "2026-06-17T06:43:21.510", "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-2023-52693", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2024-09-10T15:41:53.009768Z", "version": "2.0.3"}}]}, "published": "2024-05-17T15:15:20.273", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/1e3a2b9b4039bb4d136dca59fb31e06465e056f3"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/2124c5bc22948fc4d09a23db4a8acdccc7d21e95"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/39af144b6d01d9b40f52e5d773e653957e6c379c"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/3a370502a5681986f9828e43be75ce26c6ab24af"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/556f02699d33c1f40b1b31bd25828ce08fa165d8"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/72884ce4e10417b1233b614bf134da852df0f15f"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/c4e1a0ef0b4782854c9b77a333ca912b392bed2f"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/ccd45faf4973746c4f30ea41eec864e5cf191099"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/1e3a2b9b4039bb4d136dca59fb31e06465e056f3"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/2124c5bc22948fc4d09a23db4a8acdccc7d21e95"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/39af144b6d01d9b40f52e5d773e653957e6c379c"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/3a370502a5681986f9828e43be75ce26c6ab24af"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/556f02699d33c1f40b1b31bd25828ce08fa165d8"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/72884ce4e10417b1233b614bf134da852df0f15f"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/c4e1a0ef0b4782854c9b77a333ca912b392bed2f"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/ccd45faf4973746c4f30ea41eec864e5cf191099"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://lists.debian.org/debian-lts-announce/2024/06/msg00016.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: ACPI: video: check for error while searching for backlight device parent", "id": "2281296", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2281296"}, "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"}, "details": ["In the Linux kernel, the following vulnerability has been resolved:\nACPI: video: check for error while searching for backlight device parent\nIf acpi_get_parent() called in acpi_video_dev_register_backlight()\nfails, for example, because acpi_ut_acquire_mutex() fails inside\nacpi_get_parent), this can lead to incorrect (uninitialized)\nacpi_parent handle being passed to acpi_get_pci_dev() for detecting\nthe parent pci device.\nCheck acpi_get_parent() result and set parent device only in case of success.\nFound by Linux Verification Center (linuxtesting.org) with SVACE."], "name": "CVE-2023-52693", "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": "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": "2024-05-17T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2023-52693\nhttps://nvd.nist.gov/vuln/detail/CVE-2023-52693\nhttps://lore.kernel.org/linux-cve-announce/2024051754-CVE-2023-52693-04db@gregkh/T"], "threat_severity": "Low"}

{"created": "2025-07-12T22:31:41.123450+00:00", "updated": "2025-07-12T22:31:41.123515+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}