{"id":"CVE-2023-53574","state":"PUBLISHED","title":"wifi: rtw88: delete timer and free skb queue when unloading","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: rtw88: delete timer and free skb queue when unloading\n\nFix possible crash and memory leak on driver unload by deleting\nTX purge timer and freeing C2H queue in 'rtw_core_deinit()',\nshrink critical section in the latter by freeing COEX queue\nout of TX report lock scope.","publishedAt":"2025-10-04T15:17:14.532Z","updatedAt":"2026-10-03T10:54:57.740Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"e3037485c68ec1a299ff41160d8fedbd4abc29b9","status":"affected","lessThan":"60ee0f6fea7ba5681ebf7d70b8ebe592227188a4","versionType":"git"},{"version":"e3037485c68ec1a299ff41160d8fedbd4abc29b9","status":"affected","lessThan":"4128b00a6006870e117ab1841e58f369e9284ecb","versionType":"git"},{"version":"e3037485c68ec1a299ff41160d8fedbd4abc29b9","status":"affected","lessThan":"634fcbcaa4062db39aeb5ac6ed1bc1feb8dd5216","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/realtek/rtw88/main.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.2","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.2","versionType":"semver"},{"version":"6.1.189","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.5.5","status":"unaffected","lessThanOrEqual":"6.5.*","versionType":"semver"},{"version":"6.6","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/realtek/rtw88/main.c"]}],"references":["https://git.kernel.org/stable/c/60ee0f6fea7ba5681ebf7d70b8ebe592227188a4","https://git.kernel.org/stable/c/4128b00a6006870e117ab1841e58f369e9284ecb","https://git.kernel.org/stable/c/634fcbcaa4062db39aeb5ac6ed1bc1feb8dd5216"],"weaknesses":[],"ingestedAt":"2026-10-29T20:06:33.064Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/53xxx/CVE-2023-53574.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-53574","state":"PUBLISHED","datePublished":"2025-10-04T15:17:14.532Z","dateUpdated":"2026-10-03T10:54:57.740Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-10-04T15:14:15.925Z"},"containers":{"cna":{"title":"wifi: rtw88: delete timer and free skb queue when unloading","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: rtw88: delete timer and free skb queue when unloading\n\nFix possible crash and memory leak on driver unload by deleting\nTX purge timer and freeing C2H queue in 'rtw_core_deinit()',\nshrink critical section in the latter by freeing COEX queue\nout of TX report lock scope."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"e3037485c68ec1a299ff41160d8fedbd4abc29b9","status":"affected","lessThan":"60ee0f6fea7ba5681ebf7d70b8ebe592227188a4","versionType":"git"},{"version":"e3037485c68ec1a299ff41160d8fedbd4abc29b9","status":"affected","lessThan":"4128b00a6006870e117ab1841e58f369e9284ecb","versionType":"git"},{"version":"e3037485c68ec1a299ff41160d8fedbd4abc29b9","status":"affected","lessThan":"634fcbcaa4062db39aeb5ac6ed1bc1feb8dd5216","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/realtek/rtw88/main.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.2","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.2","versionType":"semver"},{"version":"6.1.189","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.5.5","status":"unaffected","lessThanOrEqual":"6.5.*","versionType":"semver"},{"version":"6.6","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/realtek/rtw88/main.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/60ee0f6fea7ba5681ebf7d70b8ebe592227188a4"},{"url":"https://git.kernel.org/stable/c/4128b00a6006870e117ab1841e58f369e9284ecb"},{"url":"https://git.kernel.org/stable/c/634fcbcaa4062db39aeb5ac6ed1bc1feb8dd5216"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-10-03T10:54:57.740Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.2","versionEndExcluding":"6.1.189"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.2","versionEndExcluding":"6.5.5"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.2","versionEndExcluding":"6.6"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}