{"dataType":"CVE_RECORD","cveMetadata":{"cveId":"CVE-2023-52693","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2024-03-07T14:49:46.889Z","datePublished":"2024-05-17T14:27:26.514Z","dateUpdated":"2026-05-11T19:31:49.523Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T19:31:49.523Z"},"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."}],"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":"9661e92c10a9775243c1ecb73373528ed8725a10","lessThan":"2124c5bc22948fc4d09a23db4a8acdccc7d21e95","status":"affected","versionType":"git"},{"version":"9661e92c10a9775243c1ecb73373528ed8725a10","lessThan":"39af144b6d01d9b40f52e5d773e653957e6c379c","status":"affected","versionType":"git"},{"version":"9661e92c10a9775243c1ecb73373528ed8725a10","lessThan":"72884ce4e10417b1233b614bf134da852df0f15f","status":"affected","versionType":"git"},{"version":"9661e92c10a9775243c1ecb73373528ed8725a10","lessThan":"ccd45faf4973746c4f30ea41eec864e5cf191099","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/acpi/acpi_video.c"],"versions":[{"version":"2.6.39","status":"affected"},{"version":"0","lessThan":"2.6.39","status":"unaffected","versionType":"semver"},{"version":"4.19.306","lessThanOrEqual":"4.19.*","status":"unaffected","versionType":"semver"},{"version":"5.4.268","lessThanOrEqual":"5.4.*","status":"unaffected","versionType":"semver"},{"version":"5.10.209","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.148","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.75","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.14","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.7.2","lessThanOrEqual":"6.7.*","status":"unaffected","versionType":"semver"},{"version":"6.8","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":"2.6.39","versionEndExcluding":"4.19.306"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.39","versionEndExcluding":"5.4.268"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.39","versionEndExcluding":"5.10.209"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.39","versionEndExcluding":"5.15.148"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.39","versionEndExcluding":"6.1.75"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.39","versionEndExcluding":"6.6.14"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.39","versionEndExcluding":"6.7.2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.39","versionEndExcluding":"6.8"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/556f02699d33c1f40b1b31bd25828ce08fa165d8"},{"url":"https://git.kernel.org/stable/c/1e3a2b9b4039bb4d136dca59fb31e06465e056f3"},{"url":"https://git.kernel.org/stable/c/c4e1a0ef0b4782854c9b77a333ca912b392bed2f"},{"url":"https://git.kernel.org/stable/c/3a370502a5681986f9828e43be75ce26c6ab24af"},{"url":"https://git.kernel.org/stable/c/2124c5bc22948fc4d09a23db4a8acdccc7d21e95"},{"url":"https://git.kernel.org/stable/c/39af144b6d01d9b40f52e5d773e653957e6c379c"},{"url":"https://git.kernel.org/stable/c/72884ce4e10417b1233b614bf134da852df0f15f"},{"url":"https://git.kernel.org/stable/c/ccd45faf4973746c4f30ea41eec864e5cf191099"}],"title":"ACPI: video: check for error while searching for backlight device parent","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-02T23:11:35.017Z"},"title":"CVE Program 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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"}