{"api_version":"1","generated_at":"2026-08-12T02:25:26+00:00","cve":"CVE-2026-68220","urls":{"html":"https://cve.report/CVE-2026-68220","api":"https://cve.report/api/cve/CVE-2026-68220.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-68220","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-68220"},"summary":{"title":"media: nxp: imx8-isi: Add missing v4l2_subdev_cleanup() in crossbar and pipe","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: nxp: imx8-isi: Add missing v4l2_subdev_cleanup() in crossbar and pipe\n\nBoth mxc_isi_crossbar_init() and mxc_isi_pipe_init() call\nv4l2_subdev_init_finalize() which allocates the subdev active state,\nbut neither mxc_isi_crossbar_cleanup() nor mxc_isi_pipe_cleanup()\ncalls v4l2_subdev_cleanup() to free it.\n\nThis causes a memory leak on every rmmod, reported by kmemleak:\n\n  unreferenced object 0xffff0000d06fc800 (size 192):\n    comm \"(udev-worker)\", pid 254, jiffies 4294913455\n    backtrace (crc 36eeae58):\n      kmemleak_alloc+0x34/0x40\n      __kvmalloc_node_noprof+0x5f8/0x7d8\n      __v4l2_subdev_state_alloc+0x1fc/0x30c\n      __v4l2_subdev_init_finalize+0x178/0x368\n\nAdd the missing v4l2_subdev_cleanup() calls before media_entity_cleanup()\nin both crossbar and pipe cleanup paths.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-08-10 13:20:10","updated_at":"2026-08-10 13:20:10"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/9c5ddbabc31fda93a508d9b8f0c776a4a08e49f5","name":"https://git.kernel.org/stable/c/9c5ddbabc31fda93a508d9b8f0c776a4a08e49f5","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/567418eedd25b3d86d489807682030b4b98b73d9","name":"https://git.kernel.org/stable/c/567418eedd25b3d86d489807682030b4b98b73d9","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/549dd1afce2cf79a826d1f9742effb4565d52871","name":"https://git.kernel.org/stable/c/549dd1afce2cf79a826d1f9742effb4565d52871","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/f04ec98605420e7c2c1ad6d2f6fb26692d4f218a","name":"https://git.kernel.org/stable/c/f04ec98605420e7c2c1ad6d2f6fb26692d4f218a","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/9e61258fbc3cfc053e4c2ed72254c2de76772354","name":"https://git.kernel.org/stable/c/9e61258fbc3cfc053e4c2ed72254c2de76772354","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-68220","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-68220","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected cf21f328fcafacf4f96e7a30ef9dceede1076378 549dd1afce2cf79a826d1f9742effb4565d52871 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected cf21f328fcafacf4f96e7a30ef9dceede1076378 f04ec98605420e7c2c1ad6d2f6fb26692d4f218a git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected cf21f328fcafacf4f96e7a30ef9dceede1076378 9e61258fbc3cfc053e4c2ed72254c2de76772354 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected cf21f328fcafacf4f96e7a30ef9dceede1076378 9c5ddbabc31fda93a508d9b8f0c776a4a08e49f5 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected cf21f328fcafacf4f96e7a30ef9dceede1076378 567418eedd25b3d86d489807682030b4b98b73d9 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.4","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.4 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/platform/nxp/imx8-isi/imx8-isi-crossbar.c","drivers/media/platform/nxp/imx8-isi/imx8-isi-pipe.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"549dd1afce2cf79a826d1f9742effb4565d52871","status":"affected","version":"cf21f328fcafacf4f96e7a30ef9dceede1076378","versionType":"git"},{"lessThan":"f04ec98605420e7c2c1ad6d2f6fb26692d4f218a","status":"affected","version":"cf21f328fcafacf4f96e7a30ef9dceede1076378","versionType":"git"},{"lessThan":"9e61258fbc3cfc053e4c2ed72254c2de76772354","status":"affected","version":"cf21f328fcafacf4f96e7a30ef9dceede1076378","versionType":"git"},{"lessThan":"9c5ddbabc31fda93a508d9b8f0c776a4a08e49f5","status":"affected","version":"cf21f328fcafacf4f96e7a30ef9dceede1076378","versionType":"git"},{"lessThan":"567418eedd25b3d86d489807682030b4b98b73d9","status":"affected","version":"cf21f328fcafacf4f96e7a30ef9dceede1076378","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/media/platform/nxp/imx8-isi/imx8-isi-crossbar.c","drivers/media/platform/nxp/imx8-isi/imx8-isi-pipe.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.4"},{"lessThan":"6.4","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":"6.4","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.101","versionStartIncluding":"6.4","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.42","versionStartIncluding":"6.4","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.1.6","versionStartIncluding":"6.4","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2-rc1","versionStartIncluding":"6.4","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: nxp: imx8-isi: Add missing v4l2_subdev_cleanup() in crossbar and pipe\n\nBoth mxc_isi_crossbar_init() and mxc_isi_pipe_init() call\nv4l2_subdev_init_finalize() which allocates the subdev active state,\nbut neither mxc_isi_crossbar_cleanup() nor mxc_isi_pipe_cleanup()\ncalls v4l2_subdev_cleanup() to free it.\n\nThis causes a memory leak on every rmmod, reported by kmemleak:\n\n  unreferenced object 0xffff0000d06fc800 (size 192):\n    comm \"(udev-worker)\", pid 254, jiffies 4294913455\n    backtrace (crc 36eeae58):\n      kmemleak_alloc+0x34/0x40\n      __kvmalloc_node_noprof+0x5f8/0x7d8\n      __v4l2_subdev_state_alloc+0x1fc/0x30c\n      __v4l2_subdev_init_finalize+0x178/0x368\n\nAdd the missing v4l2_subdev_cleanup() calls before media_entity_cleanup()\nin both crossbar and pipe cleanup paths."}],"providerMetadata":{"dateUpdated":"2026-08-10T12:00:40.434Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/549dd1afce2cf79a826d1f9742effb4565d52871"},{"url":"https://git.kernel.org/stable/c/f04ec98605420e7c2c1ad6d2f6fb26692d4f218a"},{"url":"https://git.kernel.org/stable/c/9e61258fbc3cfc053e4c2ed72254c2de76772354"},{"url":"https://git.kernel.org/stable/c/9c5ddbabc31fda93a508d9b8f0c776a4a08e49f5"},{"url":"https://git.kernel.org/stable/c/567418eedd25b3d86d489807682030b4b98b73d9"}],"title":"media: nxp: imx8-isi: Add missing v4l2_subdev_cleanup() in crossbar and pipe","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-68220","datePublished":"2026-08-10T12:00:40.434Z","dateReserved":"2026-07-30T09:28:09.375Z","dateUpdated":"2026-08-10T12:00:40.434Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-08-10 13:20:10","lastModifiedDate":"2026-08-10 13:20:10","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"68220","Ordinal":"1","Title":"media: nxp: imx8-isi: Add missing v4l2_subdev_cleanup() in cross","CVE":"CVE-2026-68220","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"68220","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: nxp: imx8-isi: Add missing v4l2_subdev_cleanup() in crossbar and pipe\n\nBoth mxc_isi_crossbar_init() and mxc_isi_pipe_init() call\nv4l2_subdev_init_finalize() which allocates the subdev active state,\nbut neither mxc_isi_crossbar_cleanup() nor mxc_isi_pipe_cleanup()\ncalls v4l2_subdev_cleanup() to free it.\n\nThis causes a memory leak on every rmmod, reported by kmemleak:\n\n  unreferenced object 0xffff0000d06fc800 (size 192):\n    comm \"(udev-worker)\", pid 254, jiffies 4294913455\n    backtrace (crc 36eeae58):\n      kmemleak_alloc+0x34/0x40\n      __kvmalloc_node_noprof+0x5f8/0x7d8\n      __v4l2_subdev_state_alloc+0x1fc/0x30c\n      __v4l2_subdev_init_finalize+0x178/0x368\n\nAdd the missing v4l2_subdev_cleanup() calls before media_entity_cleanup()\nin both crossbar and pipe cleanup paths.","Type":"Description","Title":"media: nxp: imx8-isi: Add missing v4l2_subdev_cleanup() in cross"}]}}}