{"cve":"CVE-2026-68220","nvd":{"published":"2026-08-10T13:20:10.020","modified":"2026-08-17T05:18:24.213","status":"Received","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.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["https://git.kernel.org/stable/c/549dd1afce2cf79a826d1f9742effb4565d52871","https://git.kernel.org/stable/c/567418eedd25b3d86d489807682030b4b98b73d9","https://git.kernel.org/stable/c/9c5ddbabc31fda93a508d9b8f0c776a4a08e49f5","https://git.kernel.org/stable/c/9e61258fbc3cfc053e4c2ed72254c2de76772354","https://git.kernel.org/stable/c/f04ec98605420e7c2c1ad6d2f6fb26692d4f218a"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:47:54.990491175+00:00"},"epss":{"cve":"CVE-2026-68220","score":0.00209,"percentile":0.11092,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}