{"id":"CVE-2023-53717","summary":"wifi: ath9k: Fix potential stack-out-of-bounds write in ath9k_wmi_rsp_callback()","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: ath9k: Fix potential stack-out-of-bounds write in ath9k_wmi_rsp_callback()\n\nFix a stack-out-of-bounds write that occurs in a WMI response callback\nfunction that is called after a timeout occurs in ath9k_wmi_cmd().\nThe callback writes to wmi-\u003ecmd_rsp_buf, a stack-allocated buffer that\ncould no longer be valid when a timeout occurs. Set wmi-\u003elast_seq_id to\n0 when a timeout occurred.\n\nFound by a modified version of syzkaller.\n\nBUG: KASAN: stack-out-of-bounds in ath9k_wmi_ctrl_rx\nWrite of size 4\nCall Trace:\n memcpy\n ath9k_wmi_ctrl_rx\n ath9k_htc_rx_msg\n ath9k_hif_usb_reg_in_cb\n __usb_hcd_giveback_urb\n usb_hcd_giveback_urb\n dummy_timer\n call_timer_fn\n run_timer_softirq\n __do_softirq\n irq_exit_rcu\n sysvec_apic_timer_interrupt","modified":"2026-03-20T12:33:18.781854Z","published":"2025-10-22T13:23:50.161Z","related":["SUSE-SU-2025:4111-1","SUSE-SU-2025:4139-1","SUSE-SU-2025:4149-1","SUSE-SU-2025:4189-1","SUSE-SU-2025:4320-1","SUSE-SU-2025:4530-1","SUSE-SU-2026:0032-1","SUSE-SU-2026:0154-1","SUSE-SU-2026:0155-1","SUSE-SU-2026:0200-1"],"database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53717.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/1af7eacfad45149c54893a8a9df9e92ef89f0a90"},{"type":"WEB","url":"https://git.kernel.org/stable/c/554048a72d7ecfdd58cc1bfb56e0a1864e64e82c"},{"type":"WEB","url":"https://git.kernel.org/stable/c/78b56b0a613a87b61290b95be497fdfe2fe58aa6"},{"type":"WEB","url":"https://git.kernel.org/stable/c/89a33c3c847b19b19205cde1d924df2a6c70d8eb"},{"type":"WEB","url":"https://git.kernel.org/stable/c/8a2f35b9830692f7a616f2f627f943bc748af13a"},{"type":"WEB","url":"https://git.kernel.org/stable/c/8f28513d9520184059530c01a9f928a1b3809d3f"},{"type":"WEB","url":"https://git.kernel.org/stable/c/ae4933b4f17de8e2b7ff6f91b17d3b0099a6d6bc"},{"type":"WEB","url":"https://git.kernel.org/stable/c/bf6dc175a2b53098a69db1236d9d53982f4b1bc0"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53717.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-53717"},{"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":"fb9987d0f748c983bb795a86f47522313f701a08"},{"fixed":"89a33c3c847b19b19205cde1d924df2a6c70d8eb"},{"fixed":"ae4933b4f17de8e2b7ff6f91b17d3b0099a6d6bc"},{"fixed":"bf6dc175a2b53098a69db1236d9d53982f4b1bc0"},{"fixed":"78b56b0a613a87b61290b95be497fdfe2fe58aa6"},{"fixed":"1af7eacfad45149c54893a8a9df9e92ef89f0a90"},{"fixed":"8f28513d9520184059530c01a9f928a1b3809d3f"},{"fixed":"554048a72d7ecfdd58cc1bfb56e0a1864e64e82c"},{"fixed":"8a2f35b9830692f7a616f2f627f943bc748af13a"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2023-53717.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.6.35"},{"fixed":"4.14.308"}]},{"type":"ECOSYSTEM","events":[{"introduced":"4.15.0"},{"fixed":"4.19.276"}]},{"type":"ECOSYSTEM","events":[{"introduced":"4.20.0"},{"fixed":"5.4.235"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.5.0"},{"fixed":"5.10.173"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.11.0"},{"fixed":"5.15.99"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.16.0"},{"fixed":"6.1.16"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.2.0"},{"fixed":"6.2.3"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2023-53717.json"}}],"schema_version":"1.7.5"}