{"id":"CVE-2023-53764","summary":"wifi: ath12k: Handle lock during peer_id find","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: ath12k: Handle lock during peer_id find\n\nath12k_peer_find_by_id() requires that the caller hold the\nab-\u003ebase_lock. Currently the WBM error path does not hold\nthe lock and calling that function, leads to the\nfollowing lockdep_assert()in QCN9274:\n\n[105162.160893] ------------[ cut here ]------------\n[105162.160916] WARNING: CPU: 3 PID: 0 at drivers/net/wireless/ath/ath12k/peer.c:71 ath12k_peer_find_by_id+0x52/0x60 [ath12k]\n[105162.160933] Modules linked in: ath12k(O) qrtr_mhi qrtr mac80211 cfg80211 mhi qmi_helpers libarc4 nvme nvme_core [last unloaded: ath12k(O)]\n[105162.160967] CPU: 3 PID: 0 Comm: swapper/3 Tainted: G        W  O       6.1.0-rc2+ #3\n[105162.160972] Hardware name: Intel(R) Client Systems NUC8i7HVK/NUC8i7HVB, BIOS HNKBLi70.86A.0056.2019.0506.1527 05/06/2019\n[105162.160977] RIP: 0010:ath12k_peer_find_by_id+0x52/0x60 [ath12k]\n[105162.160990] Code: 07 eb 0f 39 68 24 74 0a 48 8b 00 48 39 f8 75 f3 31 c0 5b 5d c3 48 8d bf b0 f2 00 00 be ff ff ff ff e8 22 20 c4 e2 85 c0 75 bf \u003c0f\u003e 0b eb bb 66 2e 0f 1f 84 00 00 00 00 00 41 54 4c 8d a7 98 f2 00\n[105162.160996] RSP: 0018:ffffa223001acc60 EFLAGS: 00010246\n[105162.161003] RAX: 0000000000000000 RBX: ffff9f0573940000 RCX: 0000000000000000\n[105162.161008] RDX: 0000000000000001 RSI: ffffffffa3951c8e RDI: ffffffffa39a96d7\n[105162.161013] RBP: 000000000000000a R08: 0000000000000000 R09: 0000000000000000\n[105162.161017] R10: ffffa223001acb40 R11: ffffffffa3d57c60 R12: ffff9f057394f2e0\n[105162.161022] R13: ffff9f0573940000 R14: ffff9f04ecd659c0 R15: ffff9f04d5a9b040\n[105162.161026] FS:  0000000000000000(0000) GS:ffff9f0575600000(0000) knlGS:0000000000000000\n[105162.161031] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\n[105162.161036] CR2: 00001d5c8277a008 CR3: 00000001e6224006 CR4: 00000000003706e0\n[105162.161041] Call Trace:\n[105162.161046]  \u003cIRQ\u003e\n[105162.161051]  ath12k_dp_rx_process_wbm_err+0x6da/0xaf0 [ath12k]\n[105162.161072]  ? ath12k_dp_rx_process_err+0x80e/0x15a0 [ath12k]\n[105162.161084]  ? __lock_acquire+0x4ca/0x1a60\n[105162.161104]  ath12k_dp_service_srng+0x263/0x310 [ath12k]\n[105162.161120]  ath12k_pci_ext_grp_napi_poll+0x1c/0x70 [ath12k]\n[105162.161133]  __napi_poll+0x22/0x260\n[105162.161141]  net_rx_action+0x2f8/0x380\n[105162.161153]  __do_softirq+0xd0/0x4c9\n[105162.161162]  irq_exit_rcu+0x88/0xe0\n[105162.161169]  common_interrupt+0xa5/0xc0\n[105162.161174]  \u003c/IRQ\u003e\n[105162.161179]  \u003cTASK\u003e\n[105162.161184]  asm_common_interrupt+0x22/0x40\n\nHandle spin lock/unlock in WBM error path to hold the necessary lock\nexpected by ath12k_peer_find_by_id().\n\nTested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.0-03171-QCAHKSWPL_SILICONZ-1","modified":"2026-03-20T12:33:20.298857Z","published":"2025-12-08T01:19:26.619Z","database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53764.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/95a389e2ff3212d866cc51c77d682d2934074eb8"},{"type":"WEB","url":"https://git.kernel.org/stable/c/9faf7c696610a348ca94a224d55c946b19b3279d"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53764.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-53764"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"d889913205cf7ebda905b1e62c5867ed4e39f6c2"},{"fixed":"9faf7c696610a348ca94a224d55c946b19b3279d"},{"fixed":"95a389e2ff3212d866cc51c77d682d2934074eb8"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2023-53764.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"6.3.0"},{"fixed":"6.3.4"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2023-53764.json"}}],"schema_version":"1.7.5"}