{"api_version":"1","generated_at":"2026-06-03T15:51:28+00:00","cve":"CVE-2026-46069","urls":{"html":"https://cve.report/CVE-2026-46069","api":"https://cve.report/api/cve/CVE-2026-46069.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-46069","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-46069"},"summary":{"title":"wifi: mwifiex: fix use-after-free in mwifiex_adapter_cleanup()","description":"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.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-05-27 14:17:28","updated_at":"2026-05-27 14:48:03"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/4e179a60a60c0a5aea245e8e67768343c0f070b8","name":"https://git.kernel.org/stable/c/4e179a60a60c0a5aea245e8e67768343c0f070b8","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/ae5e95d4157481693be2317e3ffcd84e36010cbb","name":"https://git.kernel.org/stable/c/ae5e95d4157481693be2317e3ffcd84e36010cbb","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/63fe3389b3e092d6c0eeea9fc0318e7918b16618","name":"https://git.kernel.org/stable/c/63fe3389b3e092d6c0eeea9fc0318e7918b16618","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/11869ce402d95519d49b25a2a97741f68d69d103","name":"https://git.kernel.org/stable/c/11869ce402d95519d49b25a2a97741f68d69d103","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/030abbae49cf9fd1fba7aa08e15ec81efbeb78cf","name":"https://git.kernel.org/stable/c/030abbae49cf9fd1fba7aa08e15ec81efbeb78cf","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-46069","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-46069","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 4636187da60b6e33526050235c610409d9cc00e8 11869ce402d95519d49b25a2a97741f68d69d103 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 4636187da60b6e33526050235c610409d9cc00e8 63fe3389b3e092d6c0eeea9fc0318e7918b16618 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 4636187da60b6e33526050235c610409d9cc00e8 4e179a60a60c0a5aea245e8e67768343c0f070b8 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 4636187da60b6e33526050235c610409d9cc00e8 030abbae49cf9fd1fba7aa08e15ec81efbeb78cf git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 4636187da60b6e33526050235c610409d9cc00e8 ae5e95d4157481693be2317e3ffcd84e36010cbb git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 4.0","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 4.0 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.6.140 6.6.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.86 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.27 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.0.4 7.0.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.1-rc1 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"46069","cve":"CVE-2026-46069","epss":"0.000180000","percentile":"0.050770000","score_date":"2026-06-01","updated_at":"2026-06-02 00:05:21"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/net/wireless/marvell/mwifiex/init.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"11869ce402d95519d49b25a2a97741f68d69d103","status":"affected","version":"4636187da60b6e33526050235c610409d9cc00e8","versionType":"git"},{"lessThan":"63fe3389b3e092d6c0eeea9fc0318e7918b16618","status":"affected","version":"4636187da60b6e33526050235c610409d9cc00e8","versionType":"git"},{"lessThan":"4e179a60a60c0a5aea245e8e67768343c0f070b8","status":"affected","version":"4636187da60b6e33526050235c610409d9cc00e8","versionType":"git"},{"lessThan":"030abbae49cf9fd1fba7aa08e15ec81efbeb78cf","status":"affected","version":"4636187da60b6e33526050235c610409d9cc00e8","versionType":"git"},{"lessThan":"ae5e95d4157481693be2317e3ffcd84e36010cbb","status":"affected","version":"4636187da60b6e33526050235c610409d9cc00e8","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/net/wireless/marvell/mwifiex/init.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"4.0"},{"lessThan":"4.0","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.140","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.86","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.27","versionType":"semver"},{"lessThanOrEqual":"7.0.*","status":"unaffected","version":"7.0.4","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.1-rc1","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.140","versionStartIncluding":"4.0","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.86","versionStartIncluding":"4.0","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.27","versionStartIncluding":"4.0","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.0.4","versionStartIncluding":"4.0","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.1-rc1","versionStartIncluding":"4.0","vulnerable":true}],"negate":false,"operator":"OR"}]}],"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."}],"providerMetadata":{"dateUpdated":"2026-05-27T12:57:50.213Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"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"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-46069","datePublished":"2026-05-27T12:57:50.213Z","dateReserved":"2026-05-13T15:03:33.095Z","dateUpdated":"2026-05-27T12:57:50.213Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-05-27 14:17:28","lastModifiedDate":"2026-05-27 14:48:03","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"46069","Ordinal":"1","Title":"wifi: mwifiex: fix use-after-free in mwifiex_adapter_cleanup()","CVE":"CVE-2026-46069","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"46069","Ordinal":"1","NoteData":"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.","Type":"Description","Title":"wifi: mwifiex: fix use-after-free in mwifiex_adapter_cleanup()"}]}}}