{"id":"CVE-2022-49527","title":"In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: venus: hfi: avoid null dereference in deinit\n\nIf venus_probe fails at pm_runtime_put_sync the error handling first\ncalls hfi_destroy and afterwards hfi_core_dein…","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: venus: hfi: avoid null dereference in deinit\n\nIf venus_probe fails at pm_runtime_put_sync the error handling first\ncalls hfi_destroy and afterwards hfi_core_dein…","severity":"medium","cvss":5.5,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","cwe":["CWE-476","CWE-476"],"vendor":"linux","product":"linux_kernel","affected":["linux_kernel < 4.14.283","linux_kernel >= 4.15, < 4.19.247","linux_kernel >= 4.20, < 5.4.198","linux_kernel >= 5.5, < 5.10.121","linux_kernel >= 5.11, < 5.15.46","linux_kernel >= 5.16, < 5.17.14","linux_kernel >= 5.18, < 5.18.3"],"patched":["linux_kernel 5.18.3"],"published":"2025-02-26","updated":"2026-08-15","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2022-49527","references":[{"url":"https://git.kernel.org/stable/c/0ed5a643b1a4a46b9b7bfba5d468c10cc30e1359","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/27ad46da44177a78a4a0cae6fe03906888c61aa1","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/86594f6af867b5165d2ba7b5a71fae3a5961e56c","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/9c385b961d4c378228e80f6abea8509cb67feab6","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/b73ed0510bb8d9647cd8e8a4c4c8772bbe545c3a","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"}],"tags":["nvd"],"epss":0.00264,"epssPercentile":0.18645,"ingestedAt":"2026-08-15T13:26:44.482Z","slug":"CVE-2022-49527","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nmedia: venus: hfi: avoid null dereference in deinit\n\nIf venus_probe fails at pm_runtime_put_sync the error handling first\ncalls hfi_destroy and afterwards hfi_core_deinit. As hfi_destroy sets\ncore->ops to NULL, hfi_core_deinit cannot call the core_deinit function\nanymore.\n\nAvoid this null pointer derefence by skipping the call when necessary.\n\n## Affected\n\n- `linux_kernel < 4.14.283`\n- `linux_kernel >= 4.15, < 4.19.247`\n- `linux_kernel >= 4.20, < 5.4.198`\n- `linux_kernel >= 5.5, < 5.10.121`\n- `linux_kernel >= 5.11, < 5.15.46`\n- `linux_kernel >= 5.16, < 5.17.14`\n- `linux_kernel >= 5.18, < 5.18.3`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `linux_kernel 5.18.3`","depth":"sunlit","depthScore":30,"depthScoreParts":{"impact":30.3,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}