{"id":"CVE-2022-50297","title":"wifi: ath9k: verify the expected usb_endpoints are present","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: ath9k: verify the expected usb_endpoints are present\n\nThe bug arises when a USB device claims to be an ATH9K but doesn't\nhave the expected endpoints. (In this cas…","severity":"none","vendor":"Linux","product":"Linux","affected":["Linux >= fb9987d0f748c983bb795a86f47522313f701a08 < 932f0a5e829fb0b823f96d7fa9a0f4fc96660b77","Linux >= fb9987d0f748c983bb795a86f47522313f701a08 < d008a202a0528a058bac658e657c010ce8534f4a","Linux >= fb9987d0f748c983bb795a86f47522313f701a08 < d64436af0bc3c9e579be761d7684f228fb95f3bb","Linux >= fb9987d0f748c983bb795a86f47522313f701a08 < ca57748593ddd8e46d033fbaeb9d01ec533a6bfe","Linux >= fb9987d0f748c983bb795a86f47522313f701a08 < 1824ccabee5445347b83642e4087cc2eca070343","Linux >= fb9987d0f748c983bb795a86f47522313f701a08 < c319196a0e34ed2e66d6f876f58d8d446335c2a7","Linux >= fb9987d0f748c983bb795a86f47522313f701a08 < 2d2eccf52ea0215c8d386b62af0b5fd4fc122bd5","Linux >= fb9987d0f748c983bb795a86f47522313f701a08 < 0b7e6d681e00a96cde2b32a15ffa70e1be2e3209","Linux >= fb9987d0f748c983bb795a86f47522313f701a08 < 16ef02bad239f11f322df8425d302be62f0443ce","Linux 2.6.35"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-11-05T20:09:12.464502Z"},"published":"2025-09-15","updated":"2026-11-05","sourceUpdated":"2026-11-05T20:10:33.617Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2022-50297","references":[{"url":"https://git.kernel.org/stable/c/932f0a5e829fb0b823f96d7fa9a0f4fc96660b77"},{"url":"https://git.kernel.org/stable/c/d008a202a0528a058bac658e657c010ce8534f4a"},{"url":"https://git.kernel.org/stable/c/d64436af0bc3c9e579be761d7684f228fb95f3bb"},{"url":"https://git.kernel.org/stable/c/ca57748593ddd8e46d033fbaeb9d01ec533a6bfe"},{"url":"https://git.kernel.org/stable/c/1824ccabee5445347b83642e4087cc2eca070343"},{"url":"https://git.kernel.org/stable/c/c319196a0e34ed2e66d6f876f58d8d446335c2a7"},{"url":"https://git.kernel.org/stable/c/2d2eccf52ea0215c8d386b62af0b5fd4fc122bd5"},{"url":"https://git.kernel.org/stable/c/0b7e6d681e00a96cde2b32a15ffa70e1be2e3209"},{"url":"https://git.kernel.org/stable/c/16ef02bad239f11f322df8425d302be62f0443ce"}],"tags":["cve.org"],"epss":0.00163,"epssPercentile":0.05553,"ingestedAt":"2026-11-05T22:38:31.722Z","slug":"CVE-2022-50297","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nwifi: ath9k: verify the expected usb_endpoints are present\n\nThe bug arises when a USB device claims to be an ATH9K but doesn't\nhave the expected endpoints. (In this case there was an interrupt\nendpoint where the driver expected a bulk endpoint.) The kernel\nneeds to be able to handle such devices without getting an internal error.\n\nusb 1-1: BOGUS urb xfer, pipe 3 != type 1\nWARNING: CPU: 3 PID: 500 at drivers/usb/core/urb.c:493 usb_submit_urb+0xce2/0x1430 drivers/usb/core/urb.c:493\nModules linked in:\nCPU: 3 PID: 500 Comm: kworker/3:2 Not tainted 5.10.135-syzkaller #0\nHardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014\nWorkqueue: events request_firmware_work_func\nRIP: 0010:usb_submit_urb+0xce2/0x1430 drivers/usb/core/urb.c:493\nCall Trace:\n ath9k_hif_usb_alloc_rx_urbs drivers/net/wireless/ath/ath9k/hif_usb.c:908 [inline]\n ath9k_hif_usb_alloc_urbs+0x75e/0x1010 drivers/net/wireless/ath/ath9k/hif_usb.c:1019\n ath9k_hif_usb_dev_init drivers/net/wireless/ath/ath9k/hif_usb.c:1109 [inline]\n ath9k_hif_usb_firmware_cb+0x142/0x530 drivers/net/wireless/ath/ath9k/hif_usb.c:1242\n request_firmware_work_func+0x12e/0x240 drivers/base/firmware_loader/main.c:1097\n process_one_work+0x9af/0x1600 kernel/workqueue.c:2279\n worker_thread+0x61d/0x12f0 kernel/workqueue.c:2425\n kthread+0x3b4/0x4a0 kernel/kthread.c:313\n ret_from_fork+0x22/0x30 arch/x86/entry/entry_64.S:299\n\nFound by Linux Verification Center (linuxtesting.org) with Syzkaller.\n\n## Affected\n\n- `Linux >= fb9987d0f748c983bb795a86f47522313f701a08 < 932f0a5e829fb0b823f96d7fa9a0f4fc96660b77`\n- `Linux >= fb9987d0f748c983bb795a86f47522313f701a08 < d008a202a0528a058bac658e657c010ce8534f4a`\n- `Linux >= fb9987d0f748c983bb795a86f47522313f701a08 < d64436af0bc3c9e579be761d7684f228fb95f3bb`\n- `Linux >= fb9987d0f748c983bb795a86f47522313f701a08 < ca57748593ddd8e46d033fbaeb9d01ec533a6bfe`\n- `Linux >= fb9987d0f748c983bb795a86f47522313f701a08 < 1824ccabee5445347b83642e4087cc2eca070343`\n- `Linux >= fb9987d0f748c983bb795a86f47522313f701a08 < c319196a0e34ed2e66d6f876f58d8d446335c2a7`\n- `Linux >= fb9987d0f748c983bb795a86f47522313f701a08 < 2d2eccf52ea0215c8d386b62af0b5fd4fc122bd5`\n- `Linux >= fb9987d0f748c983bb795a86f47522313f701a08 < 0b7e6d681e00a96cde2b32a15ffa70e1be2e3209`\n- `Linux >= fb9987d0f748c983bb795a86f47522313f701a08 < 16ef02bad239f11f322df8425d302be62f0443ce`\n- `Linux 2.6.35`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":3,"depthScoreParts":{"impact":2.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}