{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-98213","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-09-25T10:25:14.325Z","datePublished":"2026-10-06T08:44:49.352Z","dateUpdated":"2026-10-06T08:44:49.352Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-10-06T08:44:49.352Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nmmc: core: Cancel SDIO IRQ work before freeing host\n\nA host controller that uses sdio_signal_irq() schedules host->sdio_irq_work\nfrom its interrupt handler.  That work is only cancelled on the suspend\npath (mmc_sdio_suspend()), not on the remove/free path, so a worker armed\njust before the controller freed its IRQ can run after\nmmc_host_classdev_release() has freed the host and dereference it through\ncontainer_of().\n\nCancel host->sdio_irq_work in mmc_free_host(), like the existing\nhost->detect drain added by commit 1036f69e2513 (\"mmc: core: Cancel\ndelayed work before releasing host\").\n\nThis issue was found by an in-house static analysis tool."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/mmc/core/host.c"],"versions":[{"version":"682696605c7093d2800c498c04166831e5aedf87","lessThan":"bae1cf4f9902b2065bd78b759c7fe6312855f05e","status":"affected","versionType":"git"},{"version":"682696605c7093d2800c498c04166831e5aedf87","lessThan":"0bf3d168a2cc20b120d6b50f0a8ac5b40ff4d589","status":"affected","versionType":"git"},{"version":"682696605c7093d2800c498c04166831e5aedf87","lessThan":"1d6e7315ee1c992b4ca42c9b11c5ed0e925a00e0","status":"affected","versionType":"git"},{"version":"682696605c7093d2800c498c04166831e5aedf87","lessThan":"4553b5004eca9c9eae29a421f1a9c4d5db2c9114","status":"affected","versionType":"git"},{"version":"682696605c7093d2800c498c04166831e5aedf87","lessThan":"2a863458828ade0671c2bc2e469bbd7f2340eb03","status":"affected","versionType":"git"},{"version":"682696605c7093d2800c498c04166831e5aedf87","lessThan":"6feadbecdae60a6324c967f3b1493741083793a3","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/mmc/core/host.c"],"versions":[{"version":"4.13","status":"affected"},{"version":"0","lessThan":"4.13","status":"unaffected","versionType":"semver"},{"version":"6.1.189","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.158","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.112","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.54","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"7.2.8","lessThanOrEqual":"7.2.*","status":"unaffected","versionType":"semver"},{"version":"7.3-rc4","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":"4.13","versionEndExcluding":"6.1.189"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.13","versionEndExcluding":"6.6.158"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.13","versionEndExcluding":"6.12.112"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.13","versionEndExcluding":"6.18.54"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.13","versionEndExcluding":"7.2.8"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.13","versionEndExcluding":"7.3-rc4"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/bae1cf4f9902b2065bd78b759c7fe6312855f05e"},{"url":"https://git.kernel.org/stable/c/0bf3d168a2cc20b120d6b50f0a8ac5b40ff4d589"},{"url":"https://git.kernel.org/stable/c/1d6e7315ee1c992b4ca42c9b11c5ed0e925a00e0"},{"url":"https://git.kernel.org/stable/c/4553b5004eca9c9eae29a421f1a9c4d5db2c9114"},{"url":"https://git.kernel.org/stable/c/2a863458828ade0671c2bc2e469bbd7f2340eb03"},{"url":"https://git.kernel.org/stable/c/6feadbecdae60a6324c967f3b1493741083793a3"}],"title":"mmc: core: Cancel SDIO IRQ work before freeing host","x_generator":{"engine":"bippy-1.2.0"}}}}