Compiler Optimization Removal or Modification of Security-critical Code Affecting java-27-amazon-corretto-jmods package, versions <1:27.0.1.0.10-1.amzn2023.1


Severity

Recommended
high

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.23% (14th percentile)

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  • Snyk IDSNYK-AMZN2023-JAVA27AMAZONCORRETTOJMODS-21705514
  • published25 Oct 2026
  • disclosed20 Oct 2026

Introduced: 20 Oct 2026

NewCVE-2026-83378  (opens in a new tab)
CWE-733  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2023 java-27-amazon-corretto-jmods to version 1:27.0.1.0.10-1.amzn2023.1 or higher.
This issue was patched in ALAS2023-2026-3316.

NVD Description

Note: Versions mentioned in the description apply only to the upstream java-27-amazon-corretto-jmods package and not the java-27-amazon-corretto-jmods package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2023 relevant fixed versions and status.

Vulnerability in Oracle Java SE (component: Compiler). Supported versions that are affected are Oracle Java SE: 21.0.12.1, 25.0.4.1 and 27. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Oracle Java SE. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle Java SE accessible data as well as unauthorized read access to a subset of Oracle Java SE accessible data. Note: This vulnerability can only be exploited by supplying data to APIs in the specified Component without using Untrusted Java Web Start applications or Untrusted Java applets, such as through a web service. CVSS 3.1 Base Score 4.8 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N).

CVSS Base Scores

version 3.1