CVE-2024-20952: Debian Linux

High severity, CVSS 7.4. EPSS: 0.9% chance of exploitation in the next 30 days.

Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: Security). Supported versions that are affected are Oracle Java SE: 8u391, 8u391-perf, 11.0.21, 17.0.9, 21.0.1; Oracle GraalVM for JDK: 17.0.9, 21.0.1; Oracle GraalVM Enterprise Edition: 20.3.12, 21.3.8 and 22.3.4. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition accessible data as well as unauthorized access to critical data or complete access to all Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition accessible data. Note: This vulnerability applies to Java deployments, typically in clients running sandboxed Java Web Start applications or sandboxed Java applets, that load and run untrusted code (e.g., code that comes from the internet) and rely on the Java sandbox for security. This vulnerability does not apply to Java deployments, typically in servers, that load and run only trusted code (e.g., code installed by an administrator). CVSS 3.1 Base Score 7.4 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N).

Affected products

  • Debian Debian Linux: version 10.0 only
  • Netapp Cloud Insights Acquisition Unit: affected versions not specified
  • Netapp Cloud Insights Storage Workload Security Agent: affected versions not specified
  • Netapp Oncommand Insight: affected versions not specified
  • Oracle Graalvm: version 20.3.12 only; version 21.3.8 only; version 22.3.4 only
  • Oracle Graalvm For JDK: version 17.0.9 only; version 21.0.1 only
  • Oracle JDK: version 1.8.0 only; version 11.0.21 only; version 17.0.9 only; version 21.0.1 only
  • Oracle JRE: version 1.8.0 only; version 11.0.21 only; version 17.0.9 only; version 21.0.1 only
  • Oracle Openjdk: from 11, before 11.0.24 (fixed in 11.0.24); from 17, before 17.0.10 (fixed in 17.0.10); from 21, before 21.0.2 (fixed in 21.0.2); version 8 only

Published 2024-01-16. Last modified 2026-06-17.