{"id":"CVE-2025-39682","vendor_project":"Linux","product":"Kernel","vulnerability_name":"Linux Kernel Improper Check for Unusual or Exceptional Conditions Vulnerability","date_added":"2026-09-18","due_date":"2026-09-21","known_ransomware_use":"Unknown","short_description":"Linux Kernel contains an improper check for unusual or exceptional conditions vulnerability in the TLS receive path which allows a zero-length record retrieved from the rx_list to bypass the intended recvmsg() record-type handling, potentially causing subsequent TLS records to be processed using incorrect zero-copy and queuing assumptions. The impacted product(s) could be end-of-life (EoL) and/or end-of-service (EoS). Users are advised to discontinue use and/or transition to a supported version.","required_action":"Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.","cwes":"CWE-754","cvss_version":"3.1","cvss_severity":"CRITICAL","cvss_vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","nvd_published":"2025-09-05","nvd_status":"Analyzed","epss":0.0203,"epss_percentile":0.80202,"cvss_score":9.8,"days_published_to_kev":378,"source":"https://data.cybermax-tools.workers.dev/cve/CVE-2025-39682","by":"CyberMax"}