{"id":"CVE-2021-47344","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: zr364xx: fix memory leak in zr364xx_start_readpipe\n\nsyzbot reported memory leak in zr364xx driver.\nThe problem was in non-freed urb in case of\nusb_submit_urb() fail.\n\nbacktrace:\n  [\u003cffffffff82baedf6\u003e] kmalloc include/linux/slab.h:561 [inline]\n  [\u003cffffffff82baedf6\u003e] usb_alloc_urb+0x66/0xe0 drivers/usb/core/urb.c:74\n  [\u003cffffffff82f7cce8\u003e] zr364xx_start_readpipe+0x78/0x130 drivers/media/usb/zr364xx/zr364xx.c:1022\n  [\u003cffffffff84251dfc\u003e] zr364xx_board_init drivers/media/usb/zr364xx/zr364xx.c:1383 [inline]\n  [\u003cffffffff84251dfc\u003e] zr364xx_probe+0x6a3/0x851 drivers/media/usb/zr364xx/zr364xx.c:1516\n  [\u003cffffffff82bb6507\u003e] usb_probe_interface+0x177/0x370 drivers/usb/core/driver.c:396\n  [\u003cffffffff826018a9\u003e] really_probe+0x159/0x500 drivers/base/dd.c:576","modified":"2026-03-15T22:43:11.325980Z","published":"2024-05-21T15:15:21.067Z","related":["SUSE-SU-2024:1979-1","SUSE-SU-2024:1983-1","SUSE-SU-2024:2010-1","SUSE-SU-2024:2183-1","SUSE-SU-2024:2184-1","SUSE-SU-2024:2185-1"],"references":[{"type":"FIX","url":"https://git.kernel.org/stable/c/021c294dff030f3ba38eb81e400ba123db32ecbc"},{"type":"FIX","url":"https://git.kernel.org/stable/c/0edd6759167295ea9969e89283b81017b4c688aa"},{"type":"FIX","url":"https://git.kernel.org/stable/c/b0633051a6cb24186ff04ce1af99c7de18c1987e"},{"type":"FIX","url":"https://git.kernel.org/stable/c/bbc80a972a3c5d7eba3f6c9c07af8fea42f5c513"},{"type":"FIX","url":"https://git.kernel.org/stable/c/c57b2bd3247925e253729dce283d6bf6abc9339d"},{"type":"FIX","url":"https://git.kernel.org/stable/c/c57bfd8000d7677bf435873b440eec0c47f73a08"},{"type":"FIX","url":"https://git.kernel.org/stable/c/0a045eac8d0427b64577a24d74bb8347c905ac65"},{"type":"FIX","url":"https://git.kernel.org/stable/c/5f3f81f1c96b501d180021c23c25e9f48eaab235"},{"type":"FIX","url":"https://git.kernel.org/stable/c/d69b39d89f362cfeeb54a68690768d0d257b2c8f"}],"affected":[{"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"2.6.32"},{"fixed":"4.4.276"}]},{"events":[{"introduced":"4.5"},{"fixed":"4.9.276"}]},{"events":[{"introduced":"4.10"},{"fixed":"4.14.240"}]},{"events":[{"introduced":"4.15"},{"fixed":"4.19.198"}]},{"events":[{"introduced":"4.20"},{"fixed":"5.4.133"}]},{"events":[{"introduced":"5.5"},{"fixed":"5.10.51"}]},{"events":[{"introduced":"5.11"},{"fixed":"5.12.18"}]},{"events":[{"introduced":"5.13"},{"fixed":"5.13.3"}]}],"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-47344.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}