{"id":"CVE-2022-49462","summary":"drm/msm/a6xx: Fix refcount leak in a6xx_gpu_init","details":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/msm/a6xx: Fix refcount leak in a6xx_gpu_init\n\nof_parse_phandle() returns a node pointer with refcount\nincremented, we should use of_node_put() on it when not need anymore.\n\na6xx_gmu_init() passes the node to of_find_device_by_node()\nand of_dma_configure(), of_find_device_by_node() will takes its\nreference, of_dma_configure() doesn't need the node after usage.\n\nAdd missing of_node_put() to avoid refcount leak.","modified":"2026-04-02T08:27:37.713354Z","published":"2025-02-26T02:13:09.016Z","related":["SUSE-SU-2025:1027-1","SUSE-SU-2025:1176-1","SUSE-SU-2025:1183-1","SUSE-SU-2025:1194-1","SUSE-SU-2025:1241-1","SUSE-SU-2025:1263-1"],"database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49462.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/06907a374f1b74f8f2fb30720dc6df81331e4fb5"},{"type":"WEB","url":"https://git.kernel.org/stable/c/48e82ce8cdb19c20a5020fa446b286d6a147450c"},{"type":"WEB","url":"https://git.kernel.org/stable/c/65ddbc0d26824e2a5d6154d01d8cf39344900213"},{"type":"WEB","url":"https://git.kernel.org/stable/c/6832e36f156ea35a6ed74bca72727806116effdd"},{"type":"WEB","url":"https://git.kernel.org/stable/c/c56de483093d7ad0782327f95dda7da97bc4c315"},{"type":"WEB","url":"https://git.kernel.org/stable/c/edff4c1af831d0c02e654eed9da7d74174de49d5"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49462.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-49462"},{"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":"4b565ca5a2cbbbb6345e8789da89c193b6b00e5a"},{"fixed":"6832e36f156ea35a6ed74bca72727806116effdd"},{"fixed":"48e82ce8cdb19c20a5020fa446b286d6a147450c"},{"fixed":"edff4c1af831d0c02e654eed9da7d74174de49d5"},{"fixed":"65ddbc0d26824e2a5d6154d01d8cf39344900213"},{"fixed":"06907a374f1b74f8f2fb30720dc6df81331e4fb5"},{"fixed":"c56de483093d7ad0782327f95dda7da97bc4c315"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-49462.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"}]}