{"id":"CVE-2024-38622","title":"drm/msm/dpu: Add callback function pointer check before its call","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/msm/dpu: Add callback function pointer check before its call\n\nIn dpu_core_irq_callback_handler() callback function pointer is compared to NULL,\nbut then callback fu…","severity":"none","vendor":"Linux","product":"Linux","affected":["Linux >= c929ac60b3ed34accd25a052a4833e418900f466 < cefb0a99eddf7dd131121a7b348ffbbe32254ec4","Linux >= c929ac60b3ed34accd25a052a4833e418900f466 < 873f67699114452c2a996c4e10faac8ff860c241","Linux >= c929ac60b3ed34accd25a052a4833e418900f466 < 9078630ed7f8f25d65d11823e7f2b11a8e2f4f0f","Linux >= c929ac60b3ed34accd25a052a4833e418900f466 < 530f272053a5e72243a9cb07bb1296af6c346002","Linux 5.19"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2024-06-21T13:23:40.246723Z"},"published":"2024-06-21","updated":"2026-10-30","sourceUpdated":"2026-10-30T12:18:33.559Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2024-38622","references":[{"url":"https://git.kernel.org/stable/c/cefb0a99eddf7dd131121a7b348ffbbe32254ec4"},{"url":"https://git.kernel.org/stable/c/873f67699114452c2a996c4e10faac8ff860c241"},{"url":"https://git.kernel.org/stable/c/9078630ed7f8f25d65d11823e7f2b11a8e2f4f0f"},{"url":"https://git.kernel.org/stable/c/530f272053a5e72243a9cb07bb1296af6c346002"}],"tags":["cve.org"],"epss":0.00222,"epssPercentile":0.12918,"ingestedAt":"2026-11-03T12:44:28.820Z","slug":"CVE-2024-38622","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\ndrm/msm/dpu: Add callback function pointer check before its call\n\nIn dpu_core_irq_callback_handler() callback function pointer is compared to NULL,\nbut then callback function is unconditionally called by this pointer.\nFix this bug by adding conditional return.\n\nFound by Linux Verification Center (linuxtesting.org) with SVACE.\n\nPatchwork: https://patchwork.freedesktop.org/patch/588237/\n\n## Affected\n\n- `Linux >= c929ac60b3ed34accd25a052a4833e418900f466 < cefb0a99eddf7dd131121a7b348ffbbe32254ec4`\n- `Linux >= c929ac60b3ed34accd25a052a4833e418900f466 < 873f67699114452c2a996c4e10faac8ff860c241`\n- `Linux >= c929ac60b3ed34accd25a052a4833e418900f466 < 9078630ed7f8f25d65d11823e7f2b11a8e2f4f0f`\n- `Linux >= c929ac60b3ed34accd25a052a4833e418900f466 < 530f272053a5e72243a9cb07bb1296af6c346002`\n- `Linux 5.19`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":3,"depthScoreParts":{"impact":2.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}