{"id":"CVE-2026-68203","state":"PUBLISHED","title":"media: vivid: fix cleanup bugs in vivid_init()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: vivid: fix cleanup bugs in vivid_init()\n\nWhen platform_device_register() fails in vivid_init(), the embedded\nstruct device in vivid_pdev has already been initialized by\ndevice_initialize(), but the failure path jumps to free_output_strings\nwithout dropping the device reference for the current platform device:\n\n  vivid_init()\n    -> platform_device_register(&vivid_pdev)\n       -> device_initialize(&vivid_pdev.dev)\n       -> setup_pdev_dma_masks(&vivid_pdev)\n       -> platform_device_add(&vivid_pdev)\n\nThis leads to a reference leak when platform_device_register() fails.\nFix this by calling platform_device_put() before jumping to the common\ncleanup path.\n\nAlso, the unreg_driver label incorrectly calls\nplatform_driver_register() instead of platform_driver_unregister(),\nwhich breaks cleanup when workqueue creation fails after successful\ndriver registration. Fix that as well.\n\nThe reference leak was identified by a static analysis tool I developed\nand confirmed by manual review. The incorrect cleanup call was found\nduring code inspection.","publishedAt":"2026-08-10T12:00:22.319Z","updatedAt":"2026-10-30T12:28:08.541Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"f46d740fb0258982f00ffdbddc6486e674edafb5","status":"affected","lessThan":"6c7307c1b45da4fef6b445ca5c113457d86a7806","versionType":"git"},{"version":"f46d740fb0258982f00ffdbddc6486e674edafb5","status":"affected","lessThan":"ae6ccae32f51f788035d2c5cec898491dd7150ef","versionType":"git"},{"version":"f46d740fb0258982f00ffdbddc6486e674edafb5","status":"affected","lessThan":"4385092a86b94e1f332db35a3766108978c0722f","versionType":"git"},{"version":"f46d740fb0258982f00ffdbddc6486e674edafb5","status":"affected","lessThan":"1349af7f87df57940619f5b87990b799dac9ed8a","versionType":"git"},{"version":"f46d740fb0258982f00ffdbddc6486e674edafb5","status":"affected","lessThan":"6d51ad8f1c50c50d1abcc97fd243179967184c6a","versionType":"git"},{"version":"f46d740fb0258982f00ffdbddc6486e674edafb5","status":"affected","lessThan":"a07c179a92e949172ca52f6d4a13202ea88cd4b7","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/media/test-drivers/vivid/vivid-core.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.1","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.1","versionType":"semver"},{"version":"6.1.191","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.160","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/test-drivers/vivid/vivid-core.c"]}],"references":["https://git.kernel.org/stable/c/6c7307c1b45da4fef6b445ca5c113457d86a7806","https://git.kernel.org/stable/c/ae6ccae32f51f788035d2c5cec898491dd7150ef","https://git.kernel.org/stable/c/4385092a86b94e1f332db35a3766108978c0722f","https://git.kernel.org/stable/c/1349af7f87df57940619f5b87990b799dac9ed8a","https://git.kernel.org/stable/c/6d51ad8f1c50c50d1abcc97fd243179967184c6a","https://git.kernel.org/stable/c/a07c179a92e949172ca52f6d4a13202ea88cd4b7"],"weaknesses":[],"ingestedAt":"2026-10-30T12:46:06.359Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/68xxx/CVE-2026-68203.json","commit":"1f312381e38164a43607eebab851b151dd16861e","baselineCommit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-68203","state":"PUBLISHED","datePublished":"2026-08-10T12:00:22.319Z","dateUpdated":"2026-10-30T12:28:08.541Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-07-30T09:28:09.374Z"},"containers":{"cna":{"title":"media: vivid: fix cleanup bugs in vivid_init()","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: vivid: fix cleanup bugs in vivid_init()\n\nWhen platform_device_register() fails in vivid_init(), the embedded\nstruct device in vivid_pdev has already been initialized by\ndevice_initialize(), but the failure path jumps to free_output_strings\nwithout dropping the device reference for the current platform device:\n\n  vivid_init()\n    -> platform_device_register(&vivid_pdev)\n       -> device_initialize(&vivid_pdev.dev)\n       -> setup_pdev_dma_masks(&vivid_pdev)\n       -> platform_device_add(&vivid_pdev)\n\nThis leads to a reference leak when platform_device_register() fails.\nFix this by calling platform_device_put() before jumping to the common\ncleanup path.\n\nAlso, the unreg_driver label incorrectly calls\nplatform_driver_register() instead of platform_driver_unregister(),\nwhich breaks cleanup when workqueue creation fails after successful\ndriver registration. Fix that as well.\n\nThe reference leak was identified by a static analysis tool I developed\nand confirmed by manual review. The incorrect cleanup call was found\nduring code inspection."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"f46d740fb0258982f00ffdbddc6486e674edafb5","status":"affected","lessThan":"6c7307c1b45da4fef6b445ca5c113457d86a7806","versionType":"git"},{"version":"f46d740fb0258982f00ffdbddc6486e674edafb5","status":"affected","lessThan":"ae6ccae32f51f788035d2c5cec898491dd7150ef","versionType":"git"},{"version":"f46d740fb0258982f00ffdbddc6486e674edafb5","status":"affected","lessThan":"4385092a86b94e1f332db35a3766108978c0722f","versionType":"git"},{"version":"f46d740fb0258982f00ffdbddc6486e674edafb5","status":"affected","lessThan":"1349af7f87df57940619f5b87990b799dac9ed8a","versionType":"git"},{"version":"f46d740fb0258982f00ffdbddc6486e674edafb5","status":"affected","lessThan":"6d51ad8f1c50c50d1abcc97fd243179967184c6a","versionType":"git"},{"version":"f46d740fb0258982f00ffdbddc6486e674edafb5","status":"affected","lessThan":"a07c179a92e949172ca52f6d4a13202ea88cd4b7","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/media/test-drivers/vivid/vivid-core.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.1","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.1","versionType":"semver"},{"version":"6.1.191","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.160","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/test-drivers/vivid/vivid-core.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/6c7307c1b45da4fef6b445ca5c113457d86a7806"},{"url":"https://git.kernel.org/stable/c/ae6ccae32f51f788035d2c5cec898491dd7150ef"},{"url":"https://git.kernel.org/stable/c/4385092a86b94e1f332db35a3766108978c0722f"},{"url":"https://git.kernel.org/stable/c/1349af7f87df57940619f5b87990b799dac9ed8a"},{"url":"https://git.kernel.org/stable/c/6d51ad8f1c50c50d1abcc97fd243179967184c6a"},{"url":"https://git.kernel.org/stable/c/a07c179a92e949172ca52f6d4a13202ea88cd4b7"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-10-30T12:28:08.541Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.1","versionEndExcluding":"6.1.191"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.1","versionEndExcluding":"6.6.160"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.1","versionEndExcluding":"6.12.101"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.1","versionEndExcluding":"6.18.42"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.1","versionEndExcluding":"7.1.6"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.1","versionEndExcluding":"7.2"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}