{"id":"CVE-2026-68220","summary":"media: nxp: imx8-isi: Add missing v4l2_subdev_cleanup() in crossbar and pipe","details":"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.","modified":"2026-08-12T04:19:21.996289621Z","published":"2026-08-10T12:00:40.434Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/68xxx/CVE-2026-68220.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/549dd1afce2cf79a826d1f9742effb4565d52871"},{"type":"WEB","url":"https://git.kernel.org/stable/c/567418eedd25b3d86d489807682030b4b98b73d9"},{"type":"WEB","url":"https://git.kernel.org/stable/c/9c5ddbabc31fda93a508d9b8f0c776a4a08e49f5"},{"type":"WEB","url":"https://git.kernel.org/stable/c/9e61258fbc3cfc053e4c2ed72254c2de76772354"},{"type":"WEB","url":"https://git.kernel.org/stable/c/f04ec98605420e7c2c1ad6d2f6fb26692d4f218a"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/68xxx/CVE-2026-68220.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-68220"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"cf21f328fcafacf4f96e7a30ef9dceede1076378"},{"fixed":"549dd1afce2cf79a826d1f9742effb4565d52871"},{"fixed":"f04ec98605420e7c2c1ad6d2f6fb26692d4f218a"},{"fixed":"9e61258fbc3cfc053e4c2ed72254c2de76772354"},{"fixed":"9c5ddbabc31fda93a508d9b8f0c776a4a08e49f5"},{"fixed":"567418eedd25b3d86d489807682030b4b98b73d9"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-68220.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"6.4.0"},{"fixed":"6.6.148"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.7.0"},{"fixed":"6.12.101"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.13.0"},{"fixed":"6.18.42"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.19.0"},{"fixed":"7.1.6"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-68220.json"}}],"schema_version":"1.9.0"}