{"id":"CVE-2022-49022","summary":"wifi: mac8021: fix possible oob access in ieee80211_get_rate_duration","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mac8021: fix possible oob access in ieee80211_get_rate_duration\n\nFix possible out-of-bound access in ieee80211_get_rate_duration routine\nas reported by the following UBSAN report:\n\nUBSAN: array-index-out-of-bounds in net/mac80211/airtime.c:455:47\nindex 15 is out of range for type 'u16 [12]'\nCPU: 2 PID: 217 Comm: kworker/u32:10 Not tainted 6.1.0-060100rc3-generic\nHardware name: Acer Aspire TC-281/Aspire TC-281, BIOS R01-A2 07/18/2017\nWorkqueue: mt76 mt76u_tx_status_data [mt76_usb]\nCall Trace:\n \u003cTASK\u003e\n show_stack+0x4e/0x61\n dump_stack_lvl+0x4a/0x6f\n dump_stack+0x10/0x18\n ubsan_epilogue+0x9/0x43\n __ubsan_handle_out_of_bounds.cold+0x42/0x47\nieee80211_get_rate_duration.constprop.0+0x22f/0x2a0 [mac80211]\n ? ieee80211_tx_status_ext+0x32e/0x640 [mac80211]\n ieee80211_calc_rx_airtime+0xda/0x120 [mac80211]\n ieee80211_calc_tx_airtime+0xb4/0x100 [mac80211]\n mt76x02_send_tx_status+0x266/0x480 [mt76x02_lib]\n mt76x02_tx_status_data+0x52/0x80 [mt76x02_lib]\n mt76u_tx_status_data+0x67/0xd0 [mt76_usb]\n process_one_work+0x225/0x400\n worker_thread+0x50/0x3e0\n ? process_one_work+0x400/0x400\n kthread+0xe9/0x110\n ? kthread_complete_and_exit+0x20/0x20\n ret_from_fork+0x22/0x30","modified":"2026-04-11T12:43:27.862767Z","published":"2024-10-21T20:06:29.239Z","related":["SUSE-SU-2024:3983-1","SUSE-SU-2024:3985-1","SUSE-SU-2024:4082-1","SUSE-SU-2024:4131-1","SUSE-SU-2024:4313-1","SUSE-SU-2024:4317-1","SUSE-SU-2024:4364-1"],"database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49022.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/0184ede0ec61b9cd075babfaa45081b1bf322234"},{"type":"WEB","url":"https://git.kernel.org/stable/c/3e8f7abcc3473bc9603323803aeaed4ffcc3a2ab"},{"type":"WEB","url":"https://git.kernel.org/stable/c/59b54f0563b6546c94bdb6823d3b382c75407019"},{"type":"WEB","url":"https://git.kernel.org/stable/c/f0fcad4c7201ecfaa17357f4ce0c50b4708df22d"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49022.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-49022"},{"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":"db3e1c40cf2f973fbdd52ae0b59a9472b1c04f4a"},{"fixed":"0184ede0ec61b9cd075babfaa45081b1bf322234"},{"fixed":"59b54f0563b6546c94bdb6823d3b382c75407019"},{"fixed":"f0fcad4c7201ecfaa17357f4ce0c50b4708df22d"},{"fixed":"3e8f7abcc3473bc9603323803aeaed4ffcc3a2ab"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-49022.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"5.5.0"},{"fixed":"5.10.158"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.11.0"},{"fixed":"5.15.82"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.16.0"},{"fixed":"6.0.12"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-49022.json"}}],"schema_version":"1.7.5"}