Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS / 25.10 / 26.04 LTS : OpenJDK 8 vulnerabilities (USN-8330-1)

high Nessus Plugin ID 318088

Synopsis

The remote Ubuntu host is missing one or more security updates.

Description

The remote Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS / 25.10 / 26.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-8330-1 advisory.

Thomas Beckers discovered that the JAXP component of OpenJDK 8 did not correctly authenticate certain APIs. A remote unauthenticated attacker could possibly use this issue to gain unauthorized access to sensitive information. (CVE-2026-22016)

It was discovered that the JSSE component of OpenJDK 8 did not correctly authenticate certain APIs. A remote unauthenticated attacker could possibly use this issue to cause a denial of service.
(CVE-2026-22021)

It was discovered that the JGSS component of OpenJDK 8 did not correctly authenticate certain APIs. A remote attacker could possibly use this issue to obtain sensitive information. (CVE-2026-22013)

It was discovered that the 2D component of OpenJDK 8 did not correctly handle certain integer arithmetic.
If a user or automated system were tricked into opening a specially crafted file, an attacker could possibly use this issue to leak sensitive information. (CVE-2026-23865)

It was discovered that the Libraries component of OpenJDK 8 did not correctly authenticate certain APIs. A remote unauthenticated attacker could possibly use this issue to cause a denial of service.
(CVE-2026-22018)

Ken Pyle discovered that the Security component of OpenJDK 8 did not correctly authenticate certain APIs.
A local attacker could possibly use this issue to leak sensitive information. (CVE-2026-22007, CVE-2026-34268)

In addition to security fixes, the updated packages contain bug fixes, new features, and possibly incompatible changes.

Please see the following for more information:
https://openjdk.org/groups/vulnerability/advisories/2026-04-21

Tenable has extracted the preceding description block directly from the Ubuntu security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Update the affected packages.

Plugin Details

Severity: High

ID: 318088

File Name: ubuntu_USN-8330-1.nasl

Version: 1.1

Type: Local

Agent: unix

Family: Ubuntu Local Security Checks

Published: 6/1/2026

Updated: 6/1/2026

Supported Sensors: Nessus Agent, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 5.8

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:N/A:N

CVSS Score Source: CVE-2026-22016

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:openjdk-8-jre-headless, cpe:/o:canonical:ubuntu_linux:20.04:-:lts, cpe:/o:canonical:ubuntu_linux:25.10, cpe:/o:canonical:ubuntu_linux:24.04:-:lts, cpe:/o:canonical:ubuntu_linux:16.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:openjdk-8-demo, cpe:/o:canonical:ubuntu_linux:18.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:openjdk-8-jre, p-cpe:/a:canonical:ubuntu_linux:openjdk-8-jdk, p-cpe:/a:canonical:ubuntu_linux:openjdk-8-source, cpe:/o:canonical:ubuntu_linux:22.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:openjdk-8-jre-jamvm, p-cpe:/a:canonical:ubuntu_linux:openjdk-8-jdk-headless, p-cpe:/a:canonical:ubuntu_linux:openjdk-8-jre-zero, cpe:/o:canonical:ubuntu_linux:26.04:-:lts

Required KB Items: Host/cpu, Host/Debian/dpkg-l, Host/Ubuntu, Host/Ubuntu/release

Exploit Ease: No known exploits are available

Patch Publication Date: 5/28/2026

Vulnerability Publication Date: 3/2/2026

Reference Information

CVE: CVE-2026-22007, CVE-2026-22013, CVE-2026-22016, CVE-2026-22018, CVE-2026-22021, CVE-2026-23865, CVE-2026-34268

USN: 8330-1

Detections

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