{"id":"CVE-2026-98210","revision":"422c437ecf3e4f0591ceb0cd1bb5b008","records":[{"revision":"422c437ecf3e4f0591ceb0cd1bb5b008","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-98210","aliases":[],"title":"mmc: mxcmmc: cancel data work and watchdog on remove","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nmmc: mxcmmc: cancel data work and watchdog on remove\n\nmxcmci_remove() frees the host through the devm tail, but neither it nor\nmmc_remove_host() drains the driver's own asynchronous state.\nhost->watchdog, a 10 s timer armed on the DMA path in mxcmci_setup_data(),\nis deleted only by the DMA- and IRQ-complete paths, which the remove path\ndoes not explicitly drain; it can therefore fire after the host is freed\nand dereference it in mxcmci_watchdog().  host->datawork, armed from the\nIRQ handler on the PIO path, is not cancelled by the remove path either.\n\nFree the devm-registered IRQ, then cancel datawork and delete the watchdog\nin mxcmci_remove(), before dma_release_channel().  Freeing the IRQ first\nkeeps a trailing handler from re-arming datawork between the cancel and\nthe host free.  Both callbacks are non-self-rearming.\n\nThis issue was found by an in-house static analysis tool.","state":0,"publishedAt":"2026-10-06T08:44:46.788+00:00","modifiedAt":"2026-10-19T09:15:41.186+00:00","affected":[{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"drivers/mmc/host/mxcmmc.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"f6ad0a481342223b2e7ae9f55b154e14f1391ada\",\n                            \"lessThan\": \"740f595f8ad678cb4d79f13edd12851df2492bdd\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"f6ad0a481342223b2e7ae9f55b154e14f1391ada\",\n                            \"lessThan\": \"d3641afe6ee76d852834a34ef0669eefced32752\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"f6ad0a481342223b2e7ae9f55b154e14f1391ada\",\n                            \"lessThan\": \"314966b490323bdcfd3162a1398b00e587e0ced4\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"f6ad0a481342223b2e7ae9f55b154e14f1391ada\",\n                            \"lessThan\": \"ae10838a7cdf0e54caa9d0a4f488704fd04e7f01\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"f6ad0a481342223b2e7ae9f55b154e14f1391ada\",\n                            \"lessThan\": \"a1ff367e0dc961d73707add508a95df5c3509bd1\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"f6ad0a481342223b2e7ae9f55b154e14f1391ada\",\n                            \"lessThan\": \"23383e0578b58ba2dc0730cf9f7806bd66bf859a\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"f6ad0a481342223b2e7ae9f55b154e14f1391ada\",\n                            \"lessThan\": \"e2948c4232209e87c861a680f20f1e3cf8a57fec\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"f6ad0a481342223b2e7ae9f55b154e14f1391ada\",\n                            \"lessThan\": \"d3a421c82412344022982d5b91ba23194a0a6f29\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"affected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"drivers/mmc/host/mxcmmc.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"3.7\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"3.7\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.10.271\",\n                            \"lessThanOrEqual\": \"5.10.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.15.222\",\n                            \"lessThanOrEqual\": \"5.15.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.1.189\",\n                            \"lessThanOrEqual\": \"6.1.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.6.158\",\n                            \"lessThanOrEqual\": \"6.6.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.12.112\",\n                            \"lessThanOrEqual\": \"6.12.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.18.54\",\n                            \"lessThanOrEqual\": \"6.18.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.2.8\",\n                            \"lessThanOrEqual\": \"7.2.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.3\",\n                            \"lessThanOrEqual\": \"*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"original_commit_for_fix\"\n                        }\n                    ]\n                }"}],"metrics":[],"references":["https://git.kernel.org/stable/c/740f595f8ad678cb4d79f13edd12851df2492bdd","https://git.kernel.org/stable/c/d3641afe6ee76d852834a34ef0669eefced32752","https://git.kernel.org/stable/c/314966b490323bdcfd3162a1398b00e587e0ced4","https://git.kernel.org/stable/c/ae10838a7cdf0e54caa9d0a4f488704fd04e7f01","https://git.kernel.org/stable/c/a1ff367e0dc961d73707add508a95df5c3509bd1","https://git.kernel.org/stable/c/23383e0578b58ba2dc0730cf9f7806bd66bf859a","https://git.kernel.org/stable/c/e2948c4232209e87c861a680f20f1e3cf8a57fec","https://git.kernel.org/stable/c/d3a421c82412344022982d5b91ba23194a0a6f29"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-98210","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-98210","identifiers":["CVE-2026-98210"]},"retained":false,"historicalAffected":[]}],"coverage":[]}