{"api_version":"1","generated_at":"2026-08-15T08:44:18+00:00","cve":"CVE-2026-74367","urls":{"html":"https://cve.report/CVE-2026-74367","api":"https://cve.report/api/cve/CVE-2026-74367.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-74367","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-74367"},"summary":{"title":"wifi: ath12k: fix inconsistent arvif state in vdev_create error paths","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: ath12k: fix inconsistent arvif state in vdev_create error paths\n\nath12k_mac_vdev_create() has three error path issues that leave arvif\nin an inconsistent state:\n\n1. When ath12k_wmi_vdev_create() fails, the function returns directly\n   without clearing arvif->ar, which was already set before the WMI\n   call. Subsequent code checking arvif->ar to determine vdev readiness\n   will see a non-NULL value despite no vdev existing in firmware.\n\n2. When ath12k_wmi_send_peer_delete_cmd() fails in err_peer_del, the\n   code jumped to err: skipping the DP peer cleanup and vdev rollback,\n   leaving num_created_vdevs, vdev maps and arvif list membership live.\n\n3. When ath12k_wait_for_peer_delete_done() fails, the code jumped to\n   err_vdev_del: skipping the DP peer cleanup.\n\nFix by changing the ath12k_wmi_vdev_create() failure to goto err instead\nof returning directly, routing both err_peer_del failure paths through\nerr_dp_peer_del: for proper DP peer and vdev rollback, and consolidating\nthe arvif state cleanup at err:.\n\nTested-on: WCN7850 hw2.0 PCI WLAN.HMT.1.1.c5-00302-QCAHMTSWPL_V1.0_V2.0_SILICONZ-1.115823.3","state":"PUBLISHED","assigner":"Linux","published_at":"2026-08-15 06:22:38","updated_at":"2026-08-15 06:22:38"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/e0140e094b196d92f2a4ce167ee73cbfab000290","name":"https://git.kernel.org/stable/c/e0140e094b196d92f2a4ce167ee73cbfab000290","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/c972636efc63f0f43d725b59805dd1ae5bc4b31e","name":"https://git.kernel.org/stable/c/c972636efc63f0f43d725b59805dd1ae5bc4b31e","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-74367","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-74367","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 477cabfdb776b571fab425813c074f30c02a5cf6 e0140e094b196d92f2a4ce167ee73cbfab000290 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 477cabfdb776b571fab425813c074f30c02a5cf6 c972636efc63f0f43d725b59805dd1ae5bc4b31e git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.13","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.13 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.1.5 7.1.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.2-rc1 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/net/wireless/ath/ath12k/mac.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"e0140e094b196d92f2a4ce167ee73cbfab000290","status":"affected","version":"477cabfdb776b571fab425813c074f30c02a5cf6","versionType":"git"},{"lessThan":"c972636efc63f0f43d725b59805dd1ae5bc4b31e","status":"affected","version":"477cabfdb776b571fab425813c074f30c02a5cf6","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/net/wireless/ath/ath12k/mac.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.13"},{"lessThan":"6.13","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"7.1.*","status":"unaffected","version":"7.1.5","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.2-rc1","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.1.5","versionStartIncluding":"6.13","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2-rc1","versionStartIncluding":"6.13","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: ath12k: fix inconsistent arvif state in vdev_create error paths\n\nath12k_mac_vdev_create() has three error path issues that leave arvif\nin an inconsistent state:\n\n1. When ath12k_wmi_vdev_create() fails, the function returns directly\n   without clearing arvif->ar, which was already set before the WMI\n   call. Subsequent code checking arvif->ar to determine vdev readiness\n   will see a non-NULL value despite no vdev existing in firmware.\n\n2. When ath12k_wmi_send_peer_delete_cmd() fails in err_peer_del, the\n   code jumped to err: skipping the DP peer cleanup and vdev rollback,\n   leaving num_created_vdevs, vdev maps and arvif list membership live.\n\n3. When ath12k_wait_for_peer_delete_done() fails, the code jumped to\n   err_vdev_del: skipping the DP peer cleanup.\n\nFix by changing the ath12k_wmi_vdev_create() failure to goto err instead\nof returning directly, routing both err_peer_del failure paths through\nerr_dp_peer_del: for proper DP peer and vdev rollback, and consolidating\nthe arvif state cleanup at err:.\n\nTested-on: WCN7850 hw2.0 PCI WLAN.HMT.1.1.c5-00302-QCAHMTSWPL_V1.0_V2.0_SILICONZ-1.115823.3"}],"providerMetadata":{"dateUpdated":"2026-08-15T05:58:48.938Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/e0140e094b196d92f2a4ce167ee73cbfab000290"},{"url":"https://git.kernel.org/stable/c/c972636efc63f0f43d725b59805dd1ae5bc4b31e"}],"title":"wifi: ath12k: fix inconsistent arvif state in vdev_create error paths","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-74367","datePublished":"2026-08-15T05:58:48.938Z","dateReserved":"2026-08-15T05:44:03.888Z","dateUpdated":"2026-08-15T05:58:48.938Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-08-15 06:22:38","lastModifiedDate":"2026-08-15 06:22:38","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"74367","Ordinal":"1","Title":"wifi: ath12k: fix inconsistent arvif state in vdev_create error ","CVE":"CVE-2026-74367","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"74367","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: ath12k: fix inconsistent arvif state in vdev_create error paths\n\nath12k_mac_vdev_create() has three error path issues that leave arvif\nin an inconsistent state:\n\n1. When ath12k_wmi_vdev_create() fails, the function returns directly\n   without clearing arvif->ar, which was already set before the WMI\n   call. Subsequent code checking arvif->ar to determine vdev readiness\n   will see a non-NULL value despite no vdev existing in firmware.\n\n2. When ath12k_wmi_send_peer_delete_cmd() fails in err_peer_del, the\n   code jumped to err: skipping the DP peer cleanup and vdev rollback,\n   leaving num_created_vdevs, vdev maps and arvif list membership live.\n\n3. When ath12k_wait_for_peer_delete_done() fails, the code jumped to\n   err_vdev_del: skipping the DP peer cleanup.\n\nFix by changing the ath12k_wmi_vdev_create() failure to goto err instead\nof returning directly, routing both err_peer_del failure paths through\nerr_dp_peer_del: for proper DP peer and vdev rollback, and consolidating\nthe arvif state cleanup at err:.\n\nTested-on: WCN7850 hw2.0 PCI WLAN.HMT.1.1.c5-00302-QCAHMTSWPL_V1.0_V2.0_SILICONZ-1.115823.3","Type":"Description","Title":"wifi: ath12k: fix inconsistent arvif state in vdev_create error "}]}}}