{"id":"CVE-2026-68231","state":"PUBLISHED","title":"media: airspy: Return queued buffers on start_streaming() failure","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: airspy: Return queued buffers on start_streaming() failure\n\nThe vb2 framework hands buffers to the driver via buf_queue() before\ncalling start_streaming().  If start_streaming() returns an error\nwithout first returning those buffers via vb2_buffer_done(),\nvb2_start_streaming() fires WARN_ON(owned_by_drv_count) and the queued\nbuffers leak.\n\nairspy_start_streaming() returned -ENODEV early when the USB device had\nbeen disconnected (s->udev == NULL) without returning any buffers that\nbuf_queue() had already accepted.  Take v4l2_lock first and jump to the\nexisting err_clear_bit label, which already drains s->queued_bufs via\nvb2_buffer_done(..., VB2_BUF_STATE_QUEUED) before unlocking.\n\nThis mirrors the uvcvideo fix in commit 4cf3b6fd54eb (\"media: uvcvideo:\nReturn queued buffers on start_streaming() failure\").","publishedAt":"2026-08-10T12:00:54.801Z","updatedAt":"2026-08-19T16:32:04.017Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"634fe5033951b80ef4b98d8f047cb1083d29170d","status":"affected","lessThan":"badceeb82a9d8d8e98d07859f3c89130ae1998b9","versionType":"git"},{"version":"634fe5033951b80ef4b98d8f047cb1083d29170d","status":"affected","lessThan":"122ce0c0af629a8765ddf1adf6fb85c6db3d47cb","versionType":"git"},{"version":"634fe5033951b80ef4b98d8f047cb1083d29170d","status":"affected","lessThan":"bcdf261c4c29077fc3da6449f7eda77357046205","versionType":"git"},{"version":"634fe5033951b80ef4b98d8f047cb1083d29170d","status":"affected","lessThan":"877686a74ecdc93dcaee09dbac566e819059c9e7","versionType":"git"},{"version":"634fe5033951b80ef4b98d8f047cb1083d29170d","status":"affected","lessThan":"cd42623d698b59f1fe5768f78a4101c28d5feb2e","versionType":"git"},{"version":"634fe5033951b80ef4b98d8f047cb1083d29170d","status":"affected","lessThan":"73bd2779865372b1017d4f555b45270aa2d0d710","versionType":"git"},{"version":"634fe5033951b80ef4b98d8f047cb1083d29170d","status":"affected","lessThan":"170fcc945bc094b1c956bf555c070692826a3eff","versionType":"git"},{"version":"634fe5033951b80ef4b98d8f047cb1083d29170d","status":"affected","lessThan":"04344d0b4929caa94c0df72f767752aa0935ef5d","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/media/usb/airspy/airspy.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"3.17","status":"affected"},{"version":"0","status":"unaffected","lessThan":"3.17","versionType":"semver"},{"version":"5.10.265","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.216","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.183","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.148","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.101","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.42","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.1.6","status":"unaffected","lessThanOrEqual":"7.1.*","versionType":"semver"},{"version":"7.2","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/media/usb/airspy/airspy.c"]}],"references":["https://git.kernel.org/stable/c/badceeb82a9d8d8e98d07859f3c89130ae1998b9","https://git.kernel.org/stable/c/122ce0c0af629a8765ddf1adf6fb85c6db3d47cb","https://git.kernel.org/stable/c/bcdf261c4c29077fc3da6449f7eda77357046205","https://git.kernel.org/stable/c/877686a74ecdc93dcaee09dbac566e819059c9e7","https://git.kernel.org/stable/c/cd42623d698b59f1fe5768f78a4101c28d5feb2e","https://git.kernel.org/stable/c/73bd2779865372b1017d4f555b45270aa2d0d710","https://git.kernel.org/stable/c/170fcc945bc094b1c956bf555c070692826a3eff","https://git.kernel.org/stable/c/04344d0b4929caa94c0df72f767752aa0935ef5d"],"weaknesses":[],"ingestedAt":"2026-10-29T20:12:49.727Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/68xxx/CVE-2026-68231.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-68231","state":"PUBLISHED","datePublished":"2026-08-10T12:00:54.801Z","dateUpdated":"2026-08-19T16:32:04.017Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-07-30T09:28:09.376Z"},"containers":{"cna":{"title":"media: airspy: Return queued buffers on start_streaming() failure","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: airspy: Return queued buffers on start_streaming() failure\n\nThe vb2 framework hands buffers to the driver via buf_queue() before\ncalling start_streaming().  If start_streaming() returns an error\nwithout first returning those buffers via vb2_buffer_done(),\nvb2_start_streaming() fires WARN_ON(owned_by_drv_count) and the queued\nbuffers leak.\n\nairspy_start_streaming() returned -ENODEV early when the USB device had\nbeen disconnected (s->udev == NULL) without returning any buffers that\nbuf_queue() had already accepted.  Take v4l2_lock first and jump to the\nexisting err_clear_bit label, which already drains s->queued_bufs via\nvb2_buffer_done(..., VB2_BUF_STATE_QUEUED) before unlocking.\n\nThis mirrors the uvcvideo fix in commit 4cf3b6fd54eb (\"media: uvcvideo:\nReturn queued buffers on start_streaming() failure\")."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"634fe5033951b80ef4b98d8f047cb1083d29170d","status":"affected","lessThan":"badceeb82a9d8d8e98d07859f3c89130ae1998b9","versionType":"git"},{"version":"634fe5033951b80ef4b98d8f047cb1083d29170d","status":"affected","lessThan":"122ce0c0af629a8765ddf1adf6fb85c6db3d47cb","versionType":"git"},{"version":"634fe5033951b80ef4b98d8f047cb1083d29170d","status":"affected","lessThan":"bcdf261c4c29077fc3da6449f7eda77357046205","versionType":"git"},{"version":"634fe5033951b80ef4b98d8f047cb1083d29170d","status":"affected","lessThan":"877686a74ecdc93dcaee09dbac566e819059c9e7","versionType":"git"},{"version":"634fe5033951b80ef4b98d8f047cb1083d29170d","status":"affected","lessThan":"cd42623d698b59f1fe5768f78a4101c28d5feb2e","versionType":"git"},{"version":"634fe5033951b80ef4b98d8f047cb1083d29170d","status":"affected","lessThan":"73bd2779865372b1017d4f555b45270aa2d0d710","versionType":"git"},{"version":"634fe5033951b80ef4b98d8f047cb1083d29170d","status":"affected","lessThan":"170fcc945bc094b1c956bf555c070692826a3eff","versionType":"git"},{"version":"634fe5033951b80ef4b98d8f047cb1083d29170d","status":"affected","lessThan":"04344d0b4929caa94c0df72f767752aa0935ef5d","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/media/usb/airspy/airspy.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"3.17","status":"affected"},{"version":"0","status":"unaffected","lessThan":"3.17","versionType":"semver"},{"version":"5.10.265","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.216","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.183","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.148","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.101","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.42","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.1.6","status":"unaffected","lessThanOrEqual":"7.1.*","versionType":"semver"},{"version":"7.2","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/media/usb/airspy/airspy.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/badceeb82a9d8d8e98d07859f3c89130ae1998b9"},{"url":"https://git.kernel.org/stable/c/122ce0c0af629a8765ddf1adf6fb85c6db3d47cb"},{"url":"https://git.kernel.org/stable/c/bcdf261c4c29077fc3da6449f7eda77357046205"},{"url":"https://git.kernel.org/stable/c/877686a74ecdc93dcaee09dbac566e819059c9e7"},{"url":"https://git.kernel.org/stable/c/cd42623d698b59f1fe5768f78a4101c28d5feb2e"},{"url":"https://git.kernel.org/stable/c/73bd2779865372b1017d4f555b45270aa2d0d710"},{"url":"https://git.kernel.org/stable/c/170fcc945bc094b1c956bf555c070692826a3eff"},{"url":"https://git.kernel.org/stable/c/04344d0b4929caa94c0df72f767752aa0935ef5d"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-08-19T16:32:04.017Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.17","versionEndExcluding":"5.10.265"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.17","versionEndExcluding":"5.15.216"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.17","versionEndExcluding":"6.1.183"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.17","versionEndExcluding":"6.6.148"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.17","versionEndExcluding":"6.12.101"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.17","versionEndExcluding":"6.18.42"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.17","versionEndExcluding":"7.1.6"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.17","versionEndExcluding":"7.2"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}