{"id":"CVE-2024-27002","state":"PUBLISHED","title":"clk: mediatek: Do a runtime PM get on controllers during probe","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nclk: mediatek: Do a runtime PM get on controllers during probe\n\nmt8183-mfgcfg has a mutual dependency with genpd during the probing\nstage, which leads to a deadlock in the following call stack:\n\nCPU0:  genpd_lock --> clk_prepare_lock\ngenpd_power_off_work_fn()\n genpd_lock()\n generic_pm_domain::power_off()\n    clk_unprepare()\n      clk_prepare_lock()\n\nCPU1: clk_prepare_lock --> genpd_lock\nclk_register()\n  __clk_core_init()\n    clk_prepare_lock()\n    clk_pm_runtime_get()\n      genpd_lock()\n\nDo a runtime PM get at the probe function to make sure clk_register()\nwon't acquire the genpd lock. Instead of only modifying mt8183-mfgcfg,\ndo this on all mediatek clock controller probings because we don't\nbelieve this would cause any regression.\n\nVerified on MT8183 and MT8192 Chromebooks.","publishedAt":"2024-05-01T05:28:44.902Z","updatedAt":"2026-05-11T20:08:30.845Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"acddfc2c261b3653ab1c1b567a427299bac20d31","status":"affected","lessThan":"165d226472575b213dd90dfda19d1605dd7c19a8","versionType":"git"},{"version":"acddfc2c261b3653ab1c1b567a427299bac20d31","status":"affected","lessThan":"c0dcd5c072e2a3fff886f673e6a5d9bf8090c4cc","versionType":"git"},{"version":"acddfc2c261b3653ab1c1b567a427299bac20d31","status":"affected","lessThan":"b62ed25feb342eab052822eff0c554873799a4f5","versionType":"git"},{"version":"acddfc2c261b3653ab1c1b567a427299bac20d31","status":"affected","lessThan":"2f7b1d8b5505efb0057cd1ab85fca206063ea4c3","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/clk/mediatek/clk-mtk.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.2","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.2","versionType":"semver"},{"version":"6.1.88","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.29","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.8.8","status":"unaffected","lessThanOrEqual":"6.8.*","versionType":"semver"},{"version":"6.9","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/clk/mediatek/clk-mtk.c"]}],"references":["https://git.kernel.org/stable/c/165d226472575b213dd90dfda19d1605dd7c19a8","https://git.kernel.org/stable/c/c0dcd5c072e2a3fff886f673e6a5d9bf8090c4cc","https://git.kernel.org/stable/c/b62ed25feb342eab052822eff0c554873799a4f5","https://git.kernel.org/stable/c/2f7b1d8b5505efb0057cd1ab85fca206063ea4c3","https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DAMSOZXJEPUOXW33WZYWCVAY7Z5S7OOY/","https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4EZ6PJW7VOZ224TD7N4JZNU6KV32ZJ53/","https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GCBZZEC7L7KTWWAS2NLJK6SO3IZIL4WW/"],"weaknesses":[],"ingestedAt":"2026-10-29T20:07:10.607Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2024/27xxx/CVE-2024-27002.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2024-27002","state":"PUBLISHED","datePublished":"2024-05-01T05:28:44.902Z","dateUpdated":"2026-05-11T20:08:30.845Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2024-02-19T14:20:24.207Z"},"containers":{"cna":{"title":"clk: mediatek: Do a runtime PM get on controllers during probe","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nclk: mediatek: Do a runtime PM get on controllers during probe\n\nmt8183-mfgcfg has a mutual dependency with genpd during the probing\nstage, which leads to a deadlock in the following call stack:\n\nCPU0:  genpd_lock --> clk_prepare_lock\ngenpd_power_off_work_fn()\n genpd_lock()\n generic_pm_domain::power_off()\n    clk_unprepare()\n      clk_prepare_lock()\n\nCPU1: clk_prepare_lock --> genpd_lock\nclk_register()\n  __clk_core_init()\n    clk_prepare_lock()\n    clk_pm_runtime_get()\n      genpd_lock()\n\nDo a runtime PM get at the probe function to make sure clk_register()\nwon't acquire the genpd lock. Instead of only modifying mt8183-mfgcfg,\ndo this on all mediatek clock controller probings because we don't\nbelieve this would cause any regression.\n\nVerified on MT8183 and MT8192 Chromebooks."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"acddfc2c261b3653ab1c1b567a427299bac20d31","status":"affected","lessThan":"165d226472575b213dd90dfda19d1605dd7c19a8","versionType":"git"},{"version":"acddfc2c261b3653ab1c1b567a427299bac20d31","status":"affected","lessThan":"c0dcd5c072e2a3fff886f673e6a5d9bf8090c4cc","versionType":"git"},{"version":"acddfc2c261b3653ab1c1b567a427299bac20d31","status":"affected","lessThan":"b62ed25feb342eab052822eff0c554873799a4f5","versionType":"git"},{"version":"acddfc2c261b3653ab1c1b567a427299bac20d31","status":"affected","lessThan":"2f7b1d8b5505efb0057cd1ab85fca206063ea4c3","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/clk/mediatek/clk-mtk.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.2","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.2","versionType":"semver"},{"version":"6.1.88","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.29","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.8.8","status":"unaffected","lessThanOrEqual":"6.8.*","versionType":"semver"},{"version":"6.9","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/clk/mediatek/clk-mtk.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/165d226472575b213dd90dfda19d1605dd7c19a8"},{"url":"https://git.kernel.org/stable/c/c0dcd5c072e2a3fff886f673e6a5d9bf8090c4cc"},{"url":"https://git.kernel.org/stable/c/b62ed25feb342eab052822eff0c554873799a4f5"},{"url":"https://git.kernel.org/stable/c/2f7b1d8b5505efb0057cd1ab85fca206063ea4c3"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T20:08:30.845Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.2","versionEndExcluding":"6.1.88"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.2","versionEndExcluding":"6.6.29"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.2","versionEndExcluding":"6.8.8"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.2","versionEndExcluding":"6.9"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://git.kernel.org/stable/c/165d226472575b213dd90dfda19d1605dd7c19a8","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/c0dcd5c072e2a3fff886f673e6a5d9bf8090c4cc","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/b62ed25feb342eab052822eff0c554873799a4f5","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/2f7b1d8b5505efb0057cd1ab85fca206063ea4c3","tags":["x_transferred"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DAMSOZXJEPUOXW33WZYWCVAY7Z5S7OOY/"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4EZ6PJW7VOZ224TD7N4JZNU6KV32ZJ53/"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GCBZZEC7L7KTWWAS2NLJK6SO3IZIL4WW/"}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2025-11-04T17:16:21.574Z"}},{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2024-27002","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2024-09-10T15:44:46.879487Z"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2024-09-11T17:32:56.954Z"}}]}}}