{"id":"CVE-2022-50297","state":"PUBLISHED","title":"wifi: ath9k: verify the expected usb_endpoints are present","description":"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 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.","publishedAt":"2025-09-15T14:45:53.146Z","updatedAt":"2026-05-11T19:16:35.429Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"fb9987d0f748c983bb795a86f47522313f701a08","status":"affected","lessThan":"932f0a5e829fb0b823f96d7fa9a0f4fc96660b77","versionType":"git"},{"version":"fb9987d0f748c983bb795a86f47522313f701a08","status":"affected","lessThan":"d008a202a0528a058bac658e657c010ce8534f4a","versionType":"git"},{"version":"fb9987d0f748c983bb795a86f47522313f701a08","status":"affected","lessThan":"d64436af0bc3c9e579be761d7684f228fb95f3bb","versionType":"git"},{"version":"fb9987d0f748c983bb795a86f47522313f701a08","status":"affected","lessThan":"ca57748593ddd8e46d033fbaeb9d01ec533a6bfe","versionType":"git"},{"version":"fb9987d0f748c983bb795a86f47522313f701a08","status":"affected","lessThan":"1824ccabee5445347b83642e4087cc2eca070343","versionType":"git"},{"version":"fb9987d0f748c983bb795a86f47522313f701a08","status":"affected","lessThan":"c319196a0e34ed2e66d6f876f58d8d446335c2a7","versionType":"git"},{"version":"fb9987d0f748c983bb795a86f47522313f701a08","status":"affected","lessThan":"2d2eccf52ea0215c8d386b62af0b5fd4fc122bd5","versionType":"git"},{"version":"fb9987d0f748c983bb795a86f47522313f701a08","status":"affected","lessThan":"0b7e6d681e00a96cde2b32a15ffa70e1be2e3209","versionType":"git"},{"version":"fb9987d0f748c983bb795a86f47522313f701a08","status":"affected","lessThan":"16ef02bad239f11f322df8425d302be62f0443ce","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/ath/ath9k/hif_usb.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"2.6.35","status":"affected"},{"version":"0","status":"unaffected","lessThan":"2.6.35","versionType":"semver"},{"version":"4.9.337","status":"unaffected","lessThanOrEqual":"4.9.*","versionType":"semver"},{"version":"4.14.303","status":"unaffected","lessThanOrEqual":"4.14.*","versionType":"semver"},{"version":"4.19.270","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.229","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.163","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.86","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.0.16","status":"unaffected","lessThanOrEqual":"6.0.*","versionType":"semver"},{"version":"6.1.2","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.2","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/ath/ath9k/hif_usb.c"]}],"references":["https://git.kernel.org/stable/c/932f0a5e829fb0b823f96d7fa9a0f4fc96660b77","https://git.kernel.org/stable/c/d008a202a0528a058bac658e657c010ce8534f4a","https://git.kernel.org/stable/c/d64436af0bc3c9e579be761d7684f228fb95f3bb","https://git.kernel.org/stable/c/ca57748593ddd8e46d033fbaeb9d01ec533a6bfe","https://git.kernel.org/stable/c/1824ccabee5445347b83642e4087cc2eca070343","https://git.kernel.org/stable/c/c319196a0e34ed2e66d6f876f58d8d446335c2a7","https://git.kernel.org/stable/c/2d2eccf52ea0215c8d386b62af0b5fd4fc122bd5","https://git.kernel.org/stable/c/0b7e6d681e00a96cde2b32a15ffa70e1be2e3209","https://git.kernel.org/stable/c/16ef02bad239f11f322df8425d302be62f0443ce"],"weaknesses":[],"ingestedAt":"2026-10-29T20:05:26.763Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/50xxx/CVE-2022-50297.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-50297","state":"PUBLISHED","datePublished":"2025-09-15T14:45:53.146Z","dateUpdated":"2026-05-11T19:16:35.429Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-09-15T14:18:36.812Z"},"containers":{"cna":{"title":"wifi: ath9k: verify the expected usb_endpoints are present","descriptions":[{"lang":"en","value":"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 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."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"fb9987d0f748c983bb795a86f47522313f701a08","status":"affected","lessThan":"932f0a5e829fb0b823f96d7fa9a0f4fc96660b77","versionType":"git"},{"version":"fb9987d0f748c983bb795a86f47522313f701a08","status":"affected","lessThan":"d008a202a0528a058bac658e657c010ce8534f4a","versionType":"git"},{"version":"fb9987d0f748c983bb795a86f47522313f701a08","status":"affected","lessThan":"d64436af0bc3c9e579be761d7684f228fb95f3bb","versionType":"git"},{"version":"fb9987d0f748c983bb795a86f47522313f701a08","status":"affected","lessThan":"ca57748593ddd8e46d033fbaeb9d01ec533a6bfe","versionType":"git"},{"version":"fb9987d0f748c983bb795a86f47522313f701a08","status":"affected","lessThan":"1824ccabee5445347b83642e4087cc2eca070343","versionType":"git"},{"version":"fb9987d0f748c983bb795a86f47522313f701a08","status":"affected","lessThan":"c319196a0e34ed2e66d6f876f58d8d446335c2a7","versionType":"git"},{"version":"fb9987d0f748c983bb795a86f47522313f701a08","status":"affected","lessThan":"2d2eccf52ea0215c8d386b62af0b5fd4fc122bd5","versionType":"git"},{"version":"fb9987d0f748c983bb795a86f47522313f701a08","status":"affected","lessThan":"0b7e6d681e00a96cde2b32a15ffa70e1be2e3209","versionType":"git"},{"version":"fb9987d0f748c983bb795a86f47522313f701a08","status":"affected","lessThan":"16ef02bad239f11f322df8425d302be62f0443ce","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/ath/ath9k/hif_usb.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"2.6.35","status":"affected"},{"version":"0","status":"unaffected","lessThan":"2.6.35","versionType":"semver"},{"version":"4.9.337","status":"unaffected","lessThanOrEqual":"4.9.*","versionType":"semver"},{"version":"4.14.303","status":"unaffected","lessThanOrEqual":"4.14.*","versionType":"semver"},{"version":"4.19.270","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.229","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.163","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.86","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.0.16","status":"unaffected","lessThanOrEqual":"6.0.*","versionType":"semver"},{"version":"6.1.2","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.2","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/ath/ath9k/hif_usb.c"]}],"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"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T19:16:35.429Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.35","versionEndExcluding":"4.9.337"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.35","versionEndExcluding":"4.14.303"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.35","versionEndExcluding":"4.19.270"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.35","versionEndExcluding":"5.4.229"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.35","versionEndExcluding":"5.10.163"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.35","versionEndExcluding":"5.15.86"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.35","versionEndExcluding":"6.0.16"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.35","versionEndExcluding":"6.1.2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.35","versionEndExclud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