{"api_version":"1","generated_at":"2026-06-04T01:00:45+00:00","cve":"CVE-2026-46255","urls":{"html":"https://cve.report/CVE-2026-46255","api":"https://cve.report/api/cve/CVE-2026-46255.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-46255","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-46255"},"summary":{"title":"dmaengine: fsl-edma: don't explicitly disable clocks in .remove()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndmaengine: fsl-edma: don't explicitly disable clocks in .remove()\n\nThe clocks in fsl_edma_engine::muxclk are allocated and enabled with\ndevm_clk_get_enabled(), which automatically cleans these resources up,\nbut these clocks are also manually disabled in fsl_edma_remove(). This\ncauses warnings on driver removal for each clock:\n\n        edma_module already disabled\n        WARNING: CPU: 0 PID: 418 at drivers/clk/clk.c:1200 clk_core_disable+0x198/0x1c8\n        [...]\n        Call trace:\n         clk_core_disable+0x198/0x1c8 (P)\n         clk_disable+0x34/0x58\n         fsl_edma_remove+0x74/0xe8 [fsl_edma]\n         [...]\n        ---[ end trace 0000000000000000 ]---\n        edma_module already unprepared\n        WARNING: CPU: 0 PID: 418 at drivers/clk/clk.c:1059 clk_core_unprepare+0x1f8/0x220\n        [...]\n        Call trace:\n         clk_core_unprepare+0x1f8/0x220 (P)\n         clk_unprepare+0x34/0x58\n         fsl_edma_remove+0x7c/0xe8 [fsl_edma]\n         [...]\n        ---[ end trace 0000000000000000 ]---\n\nFix these warnings by removing the unnecessary fsl_disable_clocks() call\nin fsl_edma_remove().","state":"PUBLISHED","assigner":"Linux","published_at":"2026-06-03 18:16:26","updated_at":"2026-06-03 18:16:26"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/b84dba68c4823da452cec99a5d213571a65d06de","name":"https://git.kernel.org/stable/c/b84dba68c4823da452cec99a5d213571a65d06de","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/533d495f15e4c88ad5246c7f90ae026702e28d75","name":"https://git.kernel.org/stable/c/533d495f15e4c88ad5246c7f90ae026702e28d75","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/bda244871179543dd3be7d093236cb33b2fb1765","name":"https://git.kernel.org/stable/c/bda244871179543dd3be7d093236cb33b2fb1765","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/68feac21bd4de7ae4faba05704c404861d991fcf","name":"https://git.kernel.org/stable/c/68feac21bd4de7ae4faba05704c404861d991fcf","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/666c53e94c1d0bf0bdf14c49505ece9ddbe725bc","name":"https://git.kernel.org/stable/c/666c53e94c1d0bf0bdf14c49505ece9ddbe725bc","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-46255","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-46255","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected a9903de3aa16731846bf924342eca44bdabe9be6 533d495f15e4c88ad5246c7f90ae026702e28d75 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected a9903de3aa16731846bf924342eca44bdabe9be6 68feac21bd4de7ae4faba05704c404861d991fcf git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected a9903de3aa16731846bf924342eca44bdabe9be6 bda244871179543dd3be7d093236cb33b2fb1765 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected a9903de3aa16731846bf924342eca44bdabe9be6 b84dba68c4823da452cec99a5d213571a65d06de git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected a9903de3aa16731846bf924342eca44bdabe9be6 666c53e94c1d0bf0bdf14c49505ece9ddbe725bc git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.6","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.6 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.6.128 6.6.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.75 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.14 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.19.4 6.19.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.0 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/dma/fsl-edma-main.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"533d495f15e4c88ad5246c7f90ae026702e28d75","status":"affected","version":"a9903de3aa16731846bf924342eca44bdabe9be6","versionType":"git"},{"lessThan":"68feac21bd4de7ae4faba05704c404861d991fcf","status":"affected","version":"a9903de3aa16731846bf924342eca44bdabe9be6","versionType":"git"},{"lessThan":"bda244871179543dd3be7d093236cb33b2fb1765","status":"affected","version":"a9903de3aa16731846bf924342eca44bdabe9be6","versionType":"git"},{"lessThan":"b84dba68c4823da452cec99a5d213571a65d06de","status":"affected","version":"a9903de3aa16731846bf924342eca44bdabe9be6","versionType":"git"},{"lessThan":"666c53e94c1d0bf0bdf14c49505ece9ddbe725bc","status":"affected","version":"a9903de3aa16731846bf924342eca44bdabe9be6","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/dma/fsl-edma-main.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.6"},{"lessThan":"6.6","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.128","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.75","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.14","versionType":"semver"},{"lessThanOrEqual":"6.19.*","status":"unaffected","version":"6.19.4","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.0","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.128","versionStartIncluding":"6.6","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.75","versionStartIncluding":"6.6","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.14","versionStartIncluding":"6.6","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.19.4","versionStartIncluding":"6.6","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.0","versionStartIncluding":"6.6","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndmaengine: fsl-edma: don't explicitly disable clocks in .remove()\n\nThe clocks in fsl_edma_engine::muxclk are allocated and enabled with\ndevm_clk_get_enabled(), which automatically cleans these resources up,\nbut these clocks are also manually disabled in fsl_edma_remove(). This\ncauses warnings on driver removal for each clock:\n\n        edma_module already disabled\n        WARNING: CPU: 0 PID: 418 at drivers/clk/clk.c:1200 clk_core_disable+0x198/0x1c8\n        [...]\n        Call trace:\n         clk_core_disable+0x198/0x1c8 (P)\n         clk_disable+0x34/0x58\n         fsl_edma_remove+0x74/0xe8 [fsl_edma]\n         [...]\n        ---[ end trace 0000000000000000 ]---\n        edma_module already unprepared\n        WARNING: CPU: 0 PID: 418 at drivers/clk/clk.c:1059 clk_core_unprepare+0x1f8/0x220\n        [...]\n        Call trace:\n         clk_core_unprepare+0x1f8/0x220 (P)\n         clk_unprepare+0x34/0x58\n         fsl_edma_remove+0x7c/0xe8 [fsl_edma]\n         [...]\n        ---[ end trace 0000000000000000 ]---\n\nFix these warnings by removing the unnecessary fsl_disable_clocks() call\nin fsl_edma_remove()."}],"providerMetadata":{"dateUpdated":"2026-06-03T15:49:52.091Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/533d495f15e4c88ad5246c7f90ae026702e28d75"},{"url":"https://git.kernel.org/stable/c/68feac21bd4de7ae4faba05704c404861d991fcf"},{"url":"https://git.kernel.org/stable/c/bda244871179543dd3be7d093236cb33b2fb1765"},{"url":"https://git.kernel.org/stable/c/b84dba68c4823da452cec99a5d213571a65d06de"},{"url":"https://git.kernel.org/stable/c/666c53e94c1d0bf0bdf14c49505ece9ddbe725bc"}],"title":"dmaengine: fsl-edma: don't explicitly disable clocks in .remove()","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-46255","datePublished":"2026-06-03T15:49:52.091Z","dateReserved":"2026-05-13T15:03:33.107Z","dateUpdated":"2026-06-03T15:49:52.091Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-06-03 18:16:26","lastModifiedDate":"2026-06-03 18:16:26","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"46255","Ordinal":"1","Title":"dmaengine: fsl-edma: don't explicitly disable clocks in .remove(","CVE":"CVE-2026-46255","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"46255","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\ndmaengine: fsl-edma: don't explicitly disable clocks in .remove()\n\nThe clocks in fsl_edma_engine::muxclk are allocated and enabled with\ndevm_clk_get_enabled(), which automatically cleans these resources up,\nbut these clocks are also manually disabled in fsl_edma_remove(). This\ncauses warnings on driver removal for each clock:\n\n        edma_module already disabled\n        WARNING: CPU: 0 PID: 418 at drivers/clk/clk.c:1200 clk_core_disable+0x198/0x1c8\n        [...]\n        Call trace:\n         clk_core_disable+0x198/0x1c8 (P)\n         clk_disable+0x34/0x58\n         fsl_edma_remove+0x74/0xe8 [fsl_edma]\n         [...]\n        ---[ end trace 0000000000000000 ]---\n        edma_module already unprepared\n        WARNING: CPU: 0 PID: 418 at drivers/clk/clk.c:1059 clk_core_unprepare+0x1f8/0x220\n        [...]\n        Call trace:\n         clk_core_unprepare+0x1f8/0x220 (P)\n         clk_unprepare+0x34/0x58\n         fsl_edma_remove+0x7c/0xe8 [fsl_edma]\n         [...]\n        ---[ end trace 0000000000000000 ]---\n\nFix these warnings by removing the unnecessary fsl_disable_clocks() call\nin fsl_edma_remove().","Type":"Description","Title":"dmaengine: fsl-edma: don't explicitly disable clocks in .remove("}]}}}