{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-46069", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-05-13T15:03:33.095Z", "datePublished": "2026-05-27T12:57:50.213Z", "dateUpdated": "2026-05-27T12:57:50.213Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-27T12:57:50.213Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mwifiex: fix use-after-free in mwifiex_adapter_cleanup()\n\nThe mwifiex_adapter_cleanup() function uses timer_delete()\n(non-synchronous) for the wakeup_timer before the adapter structure is\nfreed. This is incorrect because timer_delete() does not wait for any\nrunning timer callback to complete.\n\nIf the wakeup_timer callback (wakeup_timer_fn) is executing when\nmwifiex_adapter_cleanup() is called, the callback will continue to\naccess adapter fields (adapter->hw_status, adapter->if_ops.card_reset,\netc.) which may be freed by mwifiex_free_adapter() called later in the\nmwifiex_remove_card() path.\n\nUse timer_delete_sync() instead to ensure any running timer callback has\ncompleted before returning."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/net/wireless/marvell/mwifiex/init.c"], "versions": [{"version": "4636187da60b6e33526050235c610409d9cc00e8", "lessThan": "11869ce402d95519d49b25a2a97741f68d69d103", "status": "affected", "versionType": "git"}, {"version": "4636187da60b6e33526050235c610409d9cc00e8", "lessThan": "63fe3389b3e092d6c0eeea9fc0318e7918b16618", "status": "affected", "versionType": "git"}, {"version": "4636187da60b6e33526050235c610409d9cc00e8", "lessThan": "4e179a60a60c0a5aea245e8e67768343c0f070b8", "status": "affected", "versionType": "git"}, {"version": "4636187da60b6e33526050235c610409d9cc00e8", "lessThan": "030abbae49cf9fd1fba7aa08e15ec81efbeb78cf", "status": "affected", "versionType": "git"}, {"version": "4636187da60b6e33526050235c610409d9cc00e8", "lessThan": "ae5e95d4157481693be2317e3ffcd84e36010cbb", "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/net/wireless/marvell/mwifiex/init.c"], "versions": [{"version": "4.0", "status": "affected"}, {"version": "0", "lessThan": "4.0", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.140", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.86", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.27", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.0.4", "lessThanOrEqual": "7.0.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.1-rc1", "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": "4.0", "versionEndExcluding": "6.6.140"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.0", "versionEndExcluding": "6.12.86"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.0", "versionEndExcluding": "6.18.27"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.0", "versionEndExcluding": "7.0.4"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.0", "versionEndExcluding": "7.1-rc1"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/11869ce402d95519d49b25a2a97741f68d69d103"}, {"url": "https://git.kernel.org/stable/c/63fe3389b3e092d6c0eeea9fc0318e7918b16618"}, {"url": "https://git.kernel.org/stable/c/4e179a60a60c0a5aea245e8e67768343c0f070b8"}, {"url": "https://git.kernel.org/stable/c/030abbae49cf9fd1fba7aa08e15ec81efbeb78cf"}, {"url": "https://git.kernel.org/stable/c/ae5e95d4157481693be2317e3ffcd84e36010cbb"}], "title": "wifi: mwifiex: fix use-after-free in mwifiex_adapter_cleanup()", "x_generator": {"engine": "bippy-1.2.0"}}}}