{"api_version":"1","generated_at":"2026-08-13T19:04:06+00:00","cve":"CVE-2022-50757","urls":{"html":"https://cve.report/CVE-2022-50757","api":"https://cve.report/api/cve/CVE-2022-50757.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2022-50757","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2022-50757"},"summary":{"title":"media: camss: Clean up received buffers on failed start of streaming","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: camss: Clean up received buffers on failed start of streaming\n\nIt is required to return the received buffers, if streaming can not be\nstarted. For instance media_pipeline_start() may fail with EPIPE, if\na link validation between entities is not passed, and in such a case\na user gets a kernel warning:\n\n  WARNING: CPU: 1 PID: 520 at drivers/media/common/videobuf2/videobuf2-core.c:1592 vb2_start_streaming+0xec/0x160\n  <snip>\n  Call trace:\n   vb2_start_streaming+0xec/0x160\n   vb2_core_streamon+0x9c/0x1a0\n   vb2_ioctl_streamon+0x68/0xbc\n   v4l_streamon+0x30/0x3c\n   __video_do_ioctl+0x184/0x3e0\n   video_usercopy+0x37c/0x7b0\n   video_ioctl2+0x24/0x40\n   v4l2_ioctl+0x4c/0x70\n\nThe fix is to correct the error path in video_start_streaming() of camss.","state":"PUBLISHED","assigner":"Linux","published_at":"2025-12-24 13:16:02","updated_at":"2026-08-04 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Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-50757","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 0ac2586c410fe00d58dd09bf270a22f25d5287b8 75954cde8a5ca84003b24b6bf83197240935bd74 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 0ac2586c410fe00d58dd09bf270a22f25d5287b8 04c734c716a97f1493b1edac41316aaed1d2a9d9 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 0ac2586c410fe00d58dd09bf270a22f25d5287b8 fe443b3fe36cd23d4f5dc6d825d34322e7c89f0c git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 0ac2586c410fe00d58dd09bf270a22f25d5287b8 3d5cab726e3b370fea1b6e67183f0e13c409ce5c git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 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the Linux kernel, the following vulnerability has been resolved:\n\nmedia: camss: Clean up received buffers on failed start of streaming\n\nIt is required to return the received buffers, if streaming can not be\nstarted. For instance media_pipeline_start() may fail with EPIPE, if\na link validation between entities is not passed, and in such a case\na user gets a kernel warning:\n\n  WARNING: CPU: 1 PID: 520 at drivers/media/common/videobuf2/videobuf2-core.c:1592 vb2_start_streaming+0xec/0x160\n  <snip>\n  Call trace:\n   vb2_start_streaming+0xec/0x160\n   vb2_core_streamon+0x9c/0x1a0\n   vb2_ioctl_streamon+0x68/0xbc\n   v4l_streamon+0x30/0x3c\n   __video_do_ioctl+0x184/0x3e0\n   video_usercopy+0x37c/0x7b0\n   video_ioctl2+0x24/0x40\n   v4l2_ioctl+0x4c/0x70\n\nThe fix is to correct the error path in video_start_streaming() of camss."}],"metrics":[{"cvssV3_1":{"baseScore":7.8,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"}}],"providerMetadata":{"dateUpdated":"2026-08-04T09:10:00.690Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/75954cde8a5ca84003b24b6bf83197240935bd74"},{"url":"https://git.kernel.org/stable/c/04c734c716a97f1493b1edac41316aaed1d2a9d9"},{"url":"https://git.kernel.org/stable/c/fe443b3fe36cd23d4f5dc6d825d34322e7c89f0c"},{"url":"https://git.kernel.org/stable/c/3d5cab726e3b370fea1b6e67183f0e13c409ce5c"},{"url":"https://git.kernel.org/stable/c/d1c44928bb3ca0ec88e7ad5937a2a26a259aede6"},{"url":"https://git.kernel.org/stable/c/f05326a440dc31b91b688b2f3f15b7347894a50b"},{"url":"https://git.kernel.org/stable/c/24df4fa3e795fb4b15fd4d3c036596e0978d265a"},{"url":"https://git.kernel.org/stable/c/c8f3582345e6a69da65ab588f7c4c2d1685b0e80"}],"title":"media: camss: Clean up received buffers on failed start of streaming","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2022-50757","datePublished":"2025-12-24T13:05:50.399Z","dateReserved":"2025-12-24T13:02:21.545Z","dateUpdated":"2026-08-04T09:10:00.690Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2025-12-24 13:16:02","lastModifiedDate":"2026-08-04 10:18:23","problem_types":[],"metrics":{"cvssMetricV31":[{"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":7.8,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":5.9}]},"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2022","CveId":"50757","Ordinal":"1","Title":"media: camss: Clean up received buffers on failed start of strea","CVE":"CVE-2022-50757","Year":"2022"},"notes":[{"CveYear":"2022","CveId":"50757","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: camss: Clean up received buffers on failed start of streaming\n\nIt is required to return the received buffers, if streaming can not be\nstarted. For instance media_pipeline_start() may fail with EPIPE, if\na link validation between entities is not passed, and in such a case\na user gets a kernel warning:\n\n  WARNING: CPU: 1 PID: 520 at drivers/media/common/videobuf2/videobuf2-core.c:1592 vb2_start_streaming+0xec/0x160\n  <snip>\n  Call trace:\n   vb2_start_streaming+0xec/0x160\n   vb2_core_streamon+0x9c/0x1a0\n   vb2_ioctl_streamon+0x68/0xbc\n   v4l_streamon+0x30/0x3c\n   __video_do_ioctl+0x184/0x3e0\n   video_usercopy+0x37c/0x7b0\n   video_ioctl2+0x24/0x40\n   v4l2_ioctl+0x4c/0x70\n\nThe fix is to correct the error path in video_start_streaming() of camss.","Type":"Description","Title":"media: camss: Clean up received buffers on failed start of strea"}]}}}