{"api_version":"1","generated_at":"2026-08-12T02:25:27+00:00","cve":"CVE-2026-68231","urls":{"html":"https://cve.report/CVE-2026-68231","api":"https://cve.report/api/cve/CVE-2026-68231.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-68231","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-68231"},"summary":{"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\").","state":"PUBLISHED","assigner":"Linux","published_at":"2026-08-10 13:20:11","updated_at":"2026-08-10 13:20:11"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/170fcc945bc094b1c956bf555c070692826a3eff","name":"https://git.kernel.org/stable/c/170fcc945bc094b1c956bf555c070692826a3eff","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/877686a74ecdc93dcaee09dbac566e819059c9e7","name":"https://git.kernel.org/stable/c/877686a74ecdc93dcaee09dbac566e819059c9e7","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/04344d0b4929caa94c0df72f767752aa0935ef5d","name":"https://git.kernel.org/stable/c/04344d0b4929caa94c0df72f767752aa0935ef5d","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/73bd2779865372b1017d4f555b45270aa2d0d710","name":"https://git.kernel.org/stable/c/73bd2779865372b1017d4f555b45270aa2d0d710","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/cd42623d698b59f1fe5768f78a4101c28d5feb2e","name":"https://git.kernel.org/stable/c/cd42623d698b59f1fe5768f78a4101c28d5feb2e","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-68231","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-68231","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 634fe5033951b80ef4b98d8f047cb1083d29170d 877686a74ecdc93dcaee09dbac566e819059c9e7 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 634fe5033951b80ef4b98d8f047cb1083d29170d cd42623d698b59f1fe5768f78a4101c28d5feb2e git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 634fe5033951b80ef4b98d8f047cb1083d29170d 73bd2779865372b1017d4f555b45270aa2d0d710 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 634fe5033951b80ef4b98d8f047cb1083d29170d 170fcc945bc094b1c956bf555c070692826a3eff git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 634fe5033951b80ef4b98d8f047cb1083d29170d 04344d0b4929caa94c0df72f767752aa0935ef5d git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 3.17","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 3.17 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.6.148 6.6.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.101 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.42 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.1.6 7.1.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.2-rc1 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/media/usb/airspy/airspy.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"877686a74ecdc93dcaee09dbac566e819059c9e7","status":"affected","version":"634fe5033951b80ef4b98d8f047cb1083d29170d","versionType":"git"},{"lessThan":"cd42623d698b59f1fe5768f78a4101c28d5feb2e","status":"affected","version":"634fe5033951b80ef4b98d8f047cb1083d29170d","versionType":"git"},{"lessThan":"73bd2779865372b1017d4f555b45270aa2d0d710","status":"affected","version":"634fe5033951b80ef4b98d8f047cb1083d29170d","versionType":"git"},{"lessThan":"170fcc945bc094b1c956bf555c070692826a3eff","status":"affected","version":"634fe5033951b80ef4b98d8f047cb1083d29170d","versionType":"git"},{"lessThan":"04344d0b4929caa94c0df72f767752aa0935ef5d","status":"affected","version":"634fe5033951b80ef4b98d8f047cb1083d29170d","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/media/usb/airspy/airspy.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"3.17"},{"lessThan":"3.17","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.148","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.101","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.42","versionType":"semver"},{"lessThanOrEqual":"7.1.*","status":"unaffected","version":"7.1.6","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.2-rc1","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.148","versionStartIncluding":"3.17","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.101","versionStartIncluding":"3.17","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.42","versionStartIncluding":"3.17","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.1.6","versionStartIncluding":"3.17","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2-rc1","versionStartIncluding":"3.17","vulnerable":true}],"negate":false,"operator":"OR"}]}],"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\")."}],"providerMetadata":{"dateUpdated":"2026-08-10T12:00:54.801Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"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"}],"title":"media: airspy: Return queued buffers on start_streaming() failure","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-68231","datePublished":"2026-08-10T12:00:54.801Z","dateReserved":"2026-07-30T09:28:09.376Z","dateUpdated":"2026-08-10T12:00:54.801Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-08-10 13:20:11","lastModifiedDate":"2026-08-10 13:20:11","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"68231","Ordinal":"1","Title":"media: airspy: Return queued buffers on start_streaming() failur","CVE":"CVE-2026-68231","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"68231","Ordinal":"1","NoteData":"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\").","Type":"Description","Title":"media: airspy: Return queued buffers on start_streaming() failur"}]}}}