{"id":"CVE-2022-49485","summary":"drm/v3d: Fix null pointer dereference of pointer perfmon","details":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/v3d: Fix null pointer dereference of pointer perfmon\n\nIn the unlikely event that pointer perfmon is null the WARN_ON return path\noccurs after the pointer has already been deferenced. Fix this by only\ndereferencing perfmon after it has been null checked.","modified":"2026-03-20T12:24:34.363707Z","published":"2025-02-26T02:13:24.154Z","related":["SUSE-SU-2025:1176-1","SUSE-SU-2025:1241-1"],"database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49485.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/1df8f8901babcc8c8eea2c067179e455b5c828fd"},{"type":"WEB","url":"https://git.kernel.org/stable/c/3b72deb784a7d4ae8519a5c584cd87c4b57aa6c8"},{"type":"WEB","url":"https://git.kernel.org/stable/c/4be045434923e549a50846a066a04b7b6c1d6d33"},{"type":"WEB","url":"https://git.kernel.org/stable/c/ce7a1ecf3f9f1fccaf67295307614511d8e11b13"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49485.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-49485"},{"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":"26a4dc29b74a137f45665089f6d3d633fcc9b662"},{"fixed":"4be045434923e549a50846a066a04b7b6c1d6d33"},{"fixed":"1df8f8901babcc8c8eea2c067179e455b5c828fd"},{"fixed":"3b72deb784a7d4ae8519a5c584cd87c4b57aa6c8"},{"fixed":"ce7a1ecf3f9f1fccaf67295307614511d8e11b13"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-49485.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"}]}