{"id":"CVE-2023-53767","state":"PUBLISHED","title":"wifi: ath12k: fix memory leak in ath12k_qmi_driver_event_work()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: ath12k: fix memory leak in ath12k_qmi_driver_event_work()\n\nCurrently the buffer pointed by event is not freed in case\nATH12K_FLAG_UNREGISTERING bit is set, this causes memory leak.\n\nAdd a goto skip instead of return, to ensure event and all the\nlist entries are freed properly.\n\nTested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.0.1-00029-QCAHKSWPL_SILICONZ-1","publishedAt":"2025-12-08T01:19:30.211Z","updatedAt":"2026-05-11T19:51:17.323Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"d889913205cf7ebda905b1e62c5867ed4e39f6c2","status":"affected","lessThan":"a87f59041a7f77b4bdab05cea60ac6adc69dc5d2","versionType":"git"},{"version":"d889913205cf7ebda905b1e62c5867ed4e39f6c2","status":"affected","lessThan":"960412bee0ea75f6b3c2dca4a3535795ee84c47a","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/ath/ath12k/qmi.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.3","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.3","versionType":"semver"},{"version":"6.3.4","status":"unaffected","lessThanOrEqual":"6.3.*","versionType":"semver"},{"version":"6.4","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/ath/ath12k/qmi.c"]}],"references":["https://git.kernel.org/stable/c/a87f59041a7f77b4bdab05cea60ac6adc69dc5d2","https://git.kernel.org/stable/c/960412bee0ea75f6b3c2dca4a3535795ee84c47a"],"weaknesses":[],"ingestedAt":"2026-10-29T20:06:33.064Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/53xxx/CVE-2023-53767.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-53767","state":"PUBLISHED","datePublished":"2025-12-08T01:19:30.211Z","dateUpdated":"2026-05-11T19:51:17.323Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-12-08T01:18:04.281Z"},"containers":{"cna":{"title":"wifi: ath12k: fix memory leak in ath12k_qmi_driver_event_work()","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: ath12k: fix memory leak in ath12k_qmi_driver_event_work()\n\nCurrently the buffer pointed by event is not freed in case\nATH12K_FLAG_UNREGISTERING bit is set, this causes memory leak.\n\nAdd a goto skip instead of return, to ensure event and all the\nlist entries are freed properly.\n\nTested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.0.1-00029-QCAHKSWPL_SILICONZ-1"}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"d889913205cf7ebda905b1e62c5867ed4e39f6c2","status":"affected","lessThan":"a87f59041a7f77b4bdab05cea60ac6adc69dc5d2","versionType":"git"},{"version":"d889913205cf7ebda905b1e62c5867ed4e39f6c2","status":"affected","lessThan":"960412bee0ea75f6b3c2dca4a3535795ee84c47a","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/ath/ath12k/qmi.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.3","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.3","versionType":"semver"},{"version":"6.3.4","status":"unaffected","lessThanOrEqual":"6.3.*","versionType":"semver"},{"version":"6.4","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/ath/ath12k/qmi.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/a87f59041a7f77b4bdab05cea60ac6adc69dc5d2"},{"url":"https://git.kernel.org/stable/c/960412bee0ea75f6b3c2dca4a3535795ee84c47a"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T19:51:17.323Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.3","versionEndExcluding":"6.3.4"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.3","versionEndExcluding":"6.4"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}