CVE-2021-2163 Other in Java SE JDK and JRE

What is CVE-2021-2163?

CVE-2021-2163 is a medium-severity vulnerability in Debian Debian Linux, published on 22 Apr 2021. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

Vulnerability in the Java SE, Java SE Embedded, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: Libraries). Supported versions that are affected are Java SE: 7u291, 8u281, 11.0.10, 16; Java SE Embedded: 8u281; Oracle GraalVM Enterprise Edition: 19.3.5, 20.3.1.2 and 21.0.0.2. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Java SE, Java SE Embedded, Oracle GraalVM Enterprise Edition. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Java SE, Java SE Embedded, Oracle GraalVM Enterprise Edition accessible data. Note: This vulnerability applies to Java deployments that load and run untrusted code (e.g., code that comes from the internet) and rely on the Java sandbox for security. CVSS 3.1 Base Score 5.3 (Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N).

Which versions are affected by CVE-2021-2163?

3 open source packages ship an affected version, including java, java-min and jre. It affects 11 products.

Products include Debian Debian Linux, Fedoraproject Fedora, Netapp Active Iq Unified Manager, Netapp Hci Compute Node, Netapp Hci Management Node, Netapp Hci Storage Node and 5 more.

How do I fix CVE-2021-2163?

Upgrade java to a fixed version for your release line: 1.7.0, 1.8.0, 7.0.301 or 8.0.291.

Is CVE-2021-2163 being exploited?

There is no known exploitation of CVE-2021-2163 in the wild and no public exploit code.

Other vulnerabilities in Debian Debian Linux

• CVE-2015-3306 ProFTPD Improper Access Control Exploited Critical 10.0
• CVE-2025-49113 RoundCube Webmail Deserialization of Untrusted Data Exploited Critical 9.9
• CVE-2026-24061 GNU InetUtils Argument Injection Exploited Critical 9.8
• CVE-2025-39682 Linux Kernel Improper Check for Unusual or Exceptional Conditions Exploited Critical 9.8
• CVE-2024-9680 Mozilla Firefox Use-After-Free Exploited Critical 9.8

All Debian Debian Linux vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as BIT-java-2021-2163, BIT-java-min-2021-2163, BIT-jre-2021-2163, DEBIAN-CVE-2021-2163, DLA-2634-1, DSA-4899-1 and 27 more.