{"id":"CVE-2023-53610","title":"irqchip: Fix refcount leak in platform_irqchip_probe","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nirqchip: Fix refcount leak in platform_irqchip_probe\n\nof_irq_find_parent() returns a node pointer with refcount incremented,\nWe should use of_node_put() on it when not …","severity":"none","vendor":"Linux","product":"Linux","affected":["Linux >= f8410e626569324cfe831aaecc0504cafc12b471 < b00baffcc2561374f8fe8af873d00531f19864eb","Linux >= f8410e626569324cfe831aaecc0504cafc12b471 < 4401b485855700f296cae4d0db36a52948bff4fa","Linux >= f8410e626569324cfe831aaecc0504cafc12b471 < ea54b608d85b7536f92238f3259730fa06cb5d21","Linux >= f8410e626569324cfe831aaecc0504cafc12b471 < c32fb16331f612e66a7fa8930164e0dc15725b72","Linux >= f8410e626569324cfe831aaecc0504cafc12b471 < 6caa5a2b78f5f53c433d3a3781e53325da22f0ac","Linux 5.9"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-11-05T20:25:34.747164Z"},"published":"2025-10-04","updated":"2026-11-05","sourceUpdated":"2026-11-05T20:31:17.432Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2023-53610","references":[{"url":"https://git.kernel.org/stable/c/b00baffcc2561374f8fe8af873d00531f19864eb"},{"url":"https://git.kernel.org/stable/c/4401b485855700f296cae4d0db36a52948bff4fa"},{"url":"https://git.kernel.org/stable/c/ea54b608d85b7536f92238f3259730fa06cb5d21"},{"url":"https://git.kernel.org/stable/c/c32fb16331f612e66a7fa8930164e0dc15725b72"},{"url":"https://git.kernel.org/stable/c/6caa5a2b78f5f53c433d3a3781e53325da22f0ac"}],"tags":["cve.org"],"epss":0.00148,"epssPercentile":0.04025,"ingestedAt":"2026-11-05T22:38:31.818Z","slug":"CVE-2023-53610","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nirqchip: Fix refcount leak in platform_irqchip_probe\n\nof_irq_find_parent() returns a node pointer with refcount incremented,\nWe should use of_node_put() on it when not needed anymore.\nAdd missing of_node_put() to avoid refcount leak.\n\n## Affected\n\n- `Linux >= f8410e626569324cfe831aaecc0504cafc12b471 < b00baffcc2561374f8fe8af873d00531f19864eb`\n- `Linux >= f8410e626569324cfe831aaecc0504cafc12b471 < 4401b485855700f296cae4d0db36a52948bff4fa`\n- `Linux >= f8410e626569324cfe831aaecc0504cafc12b471 < ea54b608d85b7536f92238f3259730fa06cb5d21`\n- `Linux >= f8410e626569324cfe831aaecc0504cafc12b471 < c32fb16331f612e66a7fa8930164e0dc15725b72`\n- `Linux >= f8410e626569324cfe831aaecc0504cafc12b471 < 6caa5a2b78f5f53c433d3a3781e53325da22f0ac`\n- `Linux 5.9`\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":[]}