{"id":"CVE-2025-23136","title":"thermal: int340x: Add NULL check for adev","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nthermal: int340x: Add NULL check for adev\n\nNot all devices have an ACPI companion fwnode, so adev might be NULL.\nThis is similar to the commit cd2fd6eab480\n(\"platform/x…","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","cvssSource":"adp","vendor":"Linux","product":"Linux","affected":["Linux >= 77e337c6e23e3b9d22e09ffec202a80f755a54c2 < d0d21c8e44216fa9afdb3809edf213f3c0a8c060","Linux >= 77e337c6e23e3b9d22e09ffec202a80f755a54c2 < bc7b5f782d28942dbdfda70df30ce132694a06de","Linux >= 77e337c6e23e3b9d22e09ffec202a80f755a54c2 < 3155d5261b518776d1b807d9d922669991bbee56","Linux >= 77e337c6e23e3b9d22e09ffec202a80f755a54c2 < 6a810c462f099353e908c70619638884cb82229c","Linux >= 77e337c6e23e3b9d22e09ffec202a80f755a54c2 < ac2eb7378319e3836cdf3a2c15a0bdf04c50e81d","Linux >= 77e337c6e23e3b9d22e09ffec202a80f755a54c2 < 953d28a4f459fcbde2d08f51aeca19d6b0f179f3","Linux >= 77e337c6e23e3b9d22e09ffec202a80f755a54c2 < 0c49f12c77b77a706fd41370c11910635e491845","Linux >= 77e337c6e23e3b9d22e09ffec202a80f755a54c2 < 8e8f1ddf4186731649df8bc9646017369eb19186","Linux >= 77e337c6e23e3b9d22e09ffec202a80f755a54c2 < 2542a3f70e563a9e70e7ded314286535a3321bdb","Linux 3.18"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2025-10-01T17:03:06.730334Z"},"published":"2025-04-16","updated":"2026-09-08","sourceUpdated":"2026-09-08T08:41:24.904Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2025-23136","references":[{"url":"https://git.kernel.org/stable/c/d0d21c8e44216fa9afdb3809edf213f3c0a8c060"},{"url":"https://git.kernel.org/stable/c/bc7b5f782d28942dbdfda70df30ce132694a06de"},{"url":"https://git.kernel.org/stable/c/3155d5261b518776d1b807d9d922669991bbee56"},{"url":"https://git.kernel.org/stable/c/6a810c462f099353e908c70619638884cb82229c"},{"url":"https://git.kernel.org/stable/c/ac2eb7378319e3836cdf3a2c15a0bdf04c50e81d"},{"url":"https://git.kernel.org/stable/c/953d28a4f459fcbde2d08f51aeca19d6b0f179f3"},{"url":"https://git.kernel.org/stable/c/0c49f12c77b77a706fd41370c11910635e491845"},{"url":"https://git.kernel.org/stable/c/8e8f1ddf4186731649df8bc9646017369eb19186"},{"url":"https://git.kernel.org/stable/c/2542a3f70e563a9e70e7ded314286535a3321bdb"}],"tags":["cve.org"],"epss":0.00215,"epssPercentile":0.12111,"ingestedAt":"2026-09-08T15:33:26.998Z","slug":"CVE-2025-23136","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nthermal: int340x: Add NULL check for adev\n\nNot all devices have an ACPI companion fwnode, so adev might be NULL.\nThis is similar to the commit cd2fd6eab480\n(\"platform/x86: int3472: Check for adev == NULL\").\n\nAdd a check for adev not being set and return -ENODEV in that case to\navoid a possible NULL pointer deref in int3402_thermal_probe().\n\nNote, under the same directory, int3400_thermal_probe() has such a\ncheck.\n\n[ rjw: Subject edit, added Fixes: ]\n\n## Affected\n\n- `Linux >= 77e337c6e23e3b9d22e09ffec202a80f755a54c2 < d0d21c8e44216fa9afdb3809edf213f3c0a8c060`\n- `Linux >= 77e337c6e23e3b9d22e09ffec202a80f755a54c2 < bc7b5f782d28942dbdfda70df30ce132694a06de`\n- `Linux >= 77e337c6e23e3b9d22e09ffec202a80f755a54c2 < 3155d5261b518776d1b807d9d922669991bbee56`\n- `Linux >= 77e337c6e23e3b9d22e09ffec202a80f755a54c2 < 6a810c462f099353e908c70619638884cb82229c`\n- `Linux >= 77e337c6e23e3b9d22e09ffec202a80f755a54c2 < ac2eb7378319e3836cdf3a2c15a0bdf04c50e81d`\n- `Linux >= 77e337c6e23e3b9d22e09ffec202a80f755a54c2 < 953d28a4f459fcbde2d08f51aeca19d6b0f179f3`\n- `Linux >= 77e337c6e23e3b9d22e09ffec202a80f755a54c2 < 0c49f12c77b77a706fd41370c11910635e491845`\n- `Linux >= 77e337c6e23e3b9d22e09ffec202a80f755a54c2 < 8e8f1ddf4186731649df8bc9646017369eb19186`\n- `Linux >= 77e337c6e23e3b9d22e09ffec202a80f755a54c2 < 2542a3f70e563a9e70e7ded314286535a3321bdb`\n- `Linux 3.18`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":30,"depthScoreParts":{"impact":30.3,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}