{"id":"CVE-2026-31524","title":"HID: asus: avoid memory leak in asus_report_fixup()","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nHID: asus: avoid memory leak in asus_report_fixup()\n\nThe asus_report_fixup() function was returning a newly allocated\nkmemdup()-allocated buffer, but never freeing it. …","severity":"none","vendor":"Linux","product":"Linux","affected":["Linux >= 5703e52cc711bc01e72cf12b86a126909c79d213 < 726765b43deb2b4723869d673cc5fc6f7a3b2059","Linux >= 5703e52cc711bc01e72cf12b86a126909c79d213 < ede95cfcab8064d9a08813fbd7ed42cea8843dcf","Linux >= 5703e52cc711bc01e72cf12b86a126909c79d213 < 2e4fe6b15c2f390c023b20d728b1a3fe7ea4f973","Linux >= 5703e52cc711bc01e72cf12b86a126909c79d213 < f20f17cffbe34fb330267e0f8084f5565f807444","Linux >= 5703e52cc711bc01e72cf12b86a126909c79d213 < 7a6d6e4d8af044f94fa97e97af5ff2771e1fbebd","Linux >= 5703e52cc711bc01e72cf12b86a126909c79d213 < a41cc7c1668e44ff2c2d36f9a6353253ffc43e3c","Linux >= 5703e52cc711bc01e72cf12b86a126909c79d213 < 84724ac4821a160d47b84289adf139023027bdbb","Linux >= 5703e52cc711bc01e72cf12b86a126909c79d213 < 2bad24c17742fc88973d6aea526ce1353f5334a3","Linux 4.14"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-11-05T21:37:29.086575Z"},"published":"2026-04-22","updated":"2026-11-05","sourceUpdated":"2026-11-05T21:45:06.026Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-31524","references":[{"url":"https://git.kernel.org/stable/c/726765b43deb2b4723869d673cc5fc6f7a3b2059"},{"url":"https://git.kernel.org/stable/c/ede95cfcab8064d9a08813fbd7ed42cea8843dcf"},{"url":"https://git.kernel.org/stable/c/2e4fe6b15c2f390c023b20d728b1a3fe7ea4f973"},{"url":"https://git.kernel.org/stable/c/f20f17cffbe34fb330267e0f8084f5565f807444"},{"url":"https://git.kernel.org/stable/c/7a6d6e4d8af044f94fa97e97af5ff2771e1fbebd"},{"url":"https://git.kernel.org/stable/c/a41cc7c1668e44ff2c2d36f9a6353253ffc43e3c"},{"url":"https://git.kernel.org/stable/c/84724ac4821a160d47b84289adf139023027bdbb"},{"url":"https://git.kernel.org/stable/c/2bad24c17742fc88973d6aea526ce1353f5334a3"}],"tags":["cve.org"],"epss":0.00123,"epssPercentile":0.0206,"ingestedAt":"2026-11-05T23:41:31.973Z","slug":"CVE-2026-31524","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nHID: asus: avoid memory leak in asus_report_fixup()\n\nThe asus_report_fixup() function was returning a newly allocated\nkmemdup()-allocated buffer, but never freeing it.  Switch to\ndevm_kzalloc() to ensure the memory is managed and freed automatically\nwhen the device is removed.\n\nThe caller of report_fixup() does not take ownership of the returned\npointer, but it is permitted to return a pointer whose lifetime is at\nleast that of the input buffer.\n\nAlso fix a harmless out-of-bounds read by copying only the original\ndescriptor size.\n\n## Affected\n\n- `Linux >= 5703e52cc711bc01e72cf12b86a126909c79d213 < 726765b43deb2b4723869d673cc5fc6f7a3b2059`\n- `Linux >= 5703e52cc711bc01e72cf12b86a126909c79d213 < ede95cfcab8064d9a08813fbd7ed42cea8843dcf`\n- `Linux >= 5703e52cc711bc01e72cf12b86a126909c79d213 < 2e4fe6b15c2f390c023b20d728b1a3fe7ea4f973`\n- `Linux >= 5703e52cc711bc01e72cf12b86a126909c79d213 < f20f17cffbe34fb330267e0f8084f5565f807444`\n- `Linux >= 5703e52cc711bc01e72cf12b86a126909c79d213 < 7a6d6e4d8af044f94fa97e97af5ff2771e1fbebd`\n- `Linux >= 5703e52cc711bc01e72cf12b86a126909c79d213 < a41cc7c1668e44ff2c2d36f9a6353253ffc43e3c`\n- `Linux >= 5703e52cc711bc01e72cf12b86a126909c79d213 < 84724ac4821a160d47b84289adf139023027bdbb`\n- `Linux >= 5703e52cc711bc01e72cf12b86a126909c79d213 < 2bad24c17742fc88973d6aea526ce1353f5334a3`\n- `Linux 4.14`\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":[]}