{"id":"CVE-2023-52794","state":"PUBLISHED","title":"thermal: intel: powerclamp: fix mismatch in get function for max_idle","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nthermal: intel: powerclamp: fix mismatch in get function for max_idle\n\nKASAN reported this\n\n      [ 444.853098] BUG: KASAN: global-out-of-bounds in param_get_int+0x77/0x90\n      [ 444.853111] Read of size 4 at addr ffffffffc16c9220 by task cat/2105\n      ...\n      [ 444.853442] The buggy address belongs to the variable:\n      [ 444.853443] max_idle+0x0/0xffffffffffffcde0 [intel_powerclamp]\n\nThere is a mismatch between the param_get_int and the definition of\nmax_idle.  Replacing param_get_int with param_get_byte resolves this\nissue.","publishedAt":"2024-05-21T15:31:08.970Z","updatedAt":"2026-05-11T19:33:15.504Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"ebf519710218814cf827adbf9111af081344c969","status":"affected","lessThan":"6a3866dbdcf39ac93e98708e6abced511733dc18","versionType":"git"},{"version":"ebf519710218814cf827adbf9111af081344c969","status":"affected","lessThan":"0a8585281b11e3a0723bba8d8085d61f0b55f37c","versionType":"git"},{"version":"ebf519710218814cf827adbf9111af081344c969","status":"affected","lessThan":"fae633cfb729da2771b5433f6b84ae7e8b4aa5f7","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/thermal/intel/intel_powerclamp.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.3","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.3","versionType":"semver"},{"version":"6.5.13","status":"unaffected","lessThanOrEqual":"6.5.*","versionType":"semver"},{"version":"6.6.3","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.7","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/thermal/intel/intel_powerclamp.c"]}],"references":["https://git.kernel.org/stable/c/6a3866dbdcf39ac93e98708e6abced511733dc18","https://git.kernel.org/stable/c/0a8585281b11e3a0723bba8d8085d61f0b55f37c","https://git.kernel.org/stable/c/fae633cfb729da2771b5433f6b84ae7e8b4aa5f7"],"weaknesses":[],"ingestedAt":"2026-10-29T20:06:33.064Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/52xxx/CVE-2023-52794.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-52794","state":"PUBLISHED","datePublished":"2024-05-21T15:31:08.970Z","dateUpdated":"2026-05-11T19:33:15.504Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2024-05-21T15:19:24.246Z"},"containers":{"cna":{"title":"thermal: intel: powerclamp: fix mismatch in get function for max_idle","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nthermal: intel: powerclamp: fix mismatch in get function for max_idle\n\nKASAN reported this\n\n      [ 444.853098] BUG: KASAN: global-out-of-bounds in param_get_int+0x77/0x90\n      [ 444.853111] Read of size 4 at addr ffffffffc16c9220 by task cat/2105\n      ...\n      [ 444.853442] The buggy address belongs to the variable:\n      [ 444.853443] max_idle+0x0/0xffffffffffffcde0 [intel_powerclamp]\n\nThere is a mismatch between the param_get_int and the definition of\nmax_idle.  Replacing param_get_int with param_get_byte resolves this\nissue."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"ebf519710218814cf827adbf9111af081344c969","status":"affected","lessThan":"6a3866dbdcf39ac93e98708e6abced511733dc18","versionType":"git"},{"version":"ebf519710218814cf827adbf9111af081344c969","status":"affected","lessThan":"0a8585281b11e3a0723bba8d8085d61f0b55f37c","versionType":"git"},{"version":"ebf519710218814cf827adbf9111af081344c969","status":"affected","lessThan":"fae633cfb729da2771b5433f6b84ae7e8b4aa5f7","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/thermal/intel/intel_powerclamp.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.3","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.3","versionType":"semver"},{"version":"6.5.13","status":"unaffected","lessThanOrEqual":"6.5.*","versionType":"semver"},{"version":"6.6.3","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.7","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/thermal/intel/intel_powerclamp.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/6a3866dbdcf39ac93e98708e6abced511733dc18"},{"url":"https://git.kernel.org/stable/c/0a8585281b11e3a0723bba8d8085d61f0b55f37c"},{"url":"https://git.kernel.org/stable/c/fae633cfb729da2771b5433f6b84ae7e8b4aa5f7"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T19:33:15.504Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.3","versionEndExcluding":"6.5.13"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.3","versionEndExcluding":"6.6.3"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.3","versionEndExcluding":"6.7"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://git.kernel.org/stable/c/6a3866dbdcf39ac93e98708e6abced511733dc18","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/0a8585281b11e3a0723bba8d8085d61f0b55f37c","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/fae633cfb729da2771b5433f6b84ae7e8b4aa5f7","tags":["x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-02T23:11:35.955Z"}},{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2023-52794","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2024-09-10T15:36:53.470332Z"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2024-09-11T17:33:29.826Z"}}]}}}