{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-46187","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-05-13T15:03:33.104Z","datePublished":"2026-05-28T09:36:41.427Z","dateUpdated":"2026-06-14T18:01:14.431Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-06-14T18:01:14.431Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: rsi: fix kthread lifetime race between self-exit and external-stop\n\nRSI driver use both self-exit(kthread_complete_and_exit) and external-stop\n(kthread_stop) when killing a kthread. Generally, kthread_stop() is called\nfirst, and in this case, no particular issues occur.\n\nHowever, in rare instances where kthread_complete_and_exit() is called\nfirst and then kthread_stop() is called, a UAF occurs because the kthread\nobject, which has already exited and been freed, is accessed again.\n\nTherefore, to prevent this with minimal modification, you must remove\nkthread_stop() and change the code to wait until the self-exit operation\nis completed."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/rsi/rsi_common.h"],"versions":[{"version":"4c62764d0fc21a34ffc44eec1210038c3a2e4473","lessThan":"4ac3095da22fc50e51ec10c3b8323c21ab3e441a","status":"affected","versionType":"git"},{"version":"4c62764d0fc21a34ffc44eec1210038c3a2e4473","lessThan":"9dfe8a4458a063c6433526bc59112a169eee1aa3","status":"affected","versionType":"git"},{"version":"4c62764d0fc21a34ffc44eec1210038c3a2e4473","lessThan":"4f697813162d5f9151726a6d2bee82bffe4b0256","status":"affected","versionType":"git"},{"version":"4c62764d0fc21a34ffc44eec1210038c3a2e4473","lessThan":"95fcb436586dc3c2983537d557ac05bbc6a027f3","status":"affected","versionType":"git"},{"version":"4c62764d0fc21a34ffc44eec1210038c3a2e4473","lessThan":"16d9f674c619838bdeae42abc0929c9c5477ea1f","status":"affected","versionType":"git"},{"version":"4c62764d0fc21a34ffc44eec1210038c3a2e4473","lessThan":"4f9a4ae8d2c198f01611ea376034c326ef43ab56","status":"affected","versionType":"git"},{"version":"4c62764d0fc21a34ffc44eec1210038c3a2e4473","lessThan":"4f4c9b13c485abd0a2d2c97f9db339d1dd8e147f","status":"affected","versionType":"git"},{"version":"4c62764d0fc21a34ffc44eec1210038c3a2e4473","lessThan":"db57a1aa54ff68669781976e4edb045e09e2b65b","status":"affected","versionType":"git"},{"version":"d8f70ad66032363e3edceee81a7be2aaccb2d7f5","status":"affected","versionType":"git"},{"version":"ec759c0015fb7d4f5c7cb5711d2c8905724c7983","status":"affected","versionType":"git"},{"version":"c8ed05b1d8520f40395916438da9b38ce937a896","status":"affected","versionType":"git"},{"version":"ad78e2e057ab8d914a2b5e3e6acf29c3c8a428a3","status":"affected","versionType":"git"},{"version":"de1fd69b6541ff61177114d63af7ea719c426cf0","status":"affected","versionType":"git"},{"version":"3.18.139","lessThan":"3.19","status":"affected","versionType":"semver"},{"version":"4.4.179","lessThan":"4.5","status":"affected","versionType":"semver"},{"version":"4.9.170","lessThan":"4.10","status":"affected","versionType":"semver"},{"version":"4.14.113","lessThan":"4.15","status":"affected","versionType":"semver"},{"version":"4.19.36","lessThan":"4.20","status":"affected","versionType":"semver"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/rsi/rsi_common.h"],"versions":[{"version":"4.20","status":"affected"},{"version":"0","lessThan":"4.20","status":"unaffected","versionType":"semver"},{"version":"5.10.258","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.209","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.175","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.140","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.88","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.30","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"7.0.7","lessThanOrEqual":"7.0.*","status":"unaffected","versionType":"semver"},{"version":"7.1","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":"4.20","versionEndExcluding":"5.10.258"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.20","versionEndExcluding":"5.15.209"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.20","versionEndExcluding":"6.1.175"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.20","versionEndExcluding":"6.6.140"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.20","versionEndExcluding":"6.12.88"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.20","versionEndExcluding":"6.18.30"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.20","versionEndExcluding":"7.0.7"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.20","versionEndExcluding":"7.1"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.18.139"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.4.179"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.9.170"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.14.113"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.19.36"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/4ac3095da22fc50e51ec10c3b8323c21ab3e441a"},{"url":"https://git.kernel.org/stable/c/9dfe8a4458a063c6433526bc59112a169eee1aa3"},{"url":"https://git.kernel.org/stable/c/4f697813162d5f9151726a6d2bee82bffe4b0256"},{"url":"https://git.kernel.org/stable/c/95fcb436586dc3c2983537d557ac05bbc6a027f3"},{"url":"https://git.kernel.org/stable/c/16d9f674c619838bdeae42abc0929c9c5477ea1f"},{"url":"https://git.kernel.org/stable/c/4f9a4ae8d2c198f01611ea376034c326ef43ab56"},{"url":"https://git.kernel.org/stable/c/4f4c9b13c485abd0a2d2c97f9db339d1dd8e147f"},{"url":"https://git.kernel.org/stable/c/db57a1aa54ff68669781976e4edb045e09e2b65b"}],"title":"wifi: rsi: fix kthread lifetime race between self-exit and external-stop","x_generator":{"engine":"bippy-1.2.0"}}}}