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Related Vulnerabilities: CVE-2023-21835 CVE-2023-21843

Enhance DTLS performance: DTLS does not avail itself of the HelloVerifyRequest message which opens opportunities for DoS. (CVE-2023-21835) Better Banking of Sounds: JARSoundbankReader can load classes from remote URLs. (CVE-2023-21843)

Source

ALAS2-2023-1918

Amazon Linux 2 Security Advisory: ALAS-2023-1918
Advisory Release Date: 2023-01-18 00:17 Pacific
Advisory Updated Date: 2023-01-20 23:30 Pacific

Severity: Medium

References: CVE-2023-21835 CVE-2023-21843

Issue Overview:

Enhance DTLS performance: DTLS does not avail itself of the HelloVerifyRequest message which opens opportunities for DoS. (CVE-2023-21835)

Better Banking of Sounds: JARSoundbankReader can load classes from remote URLs. (CVE-2023-21843)

Affected Packages:

java-11-amazon-corretto

Issue Correction:
Run yum update java-11-amazon-corretto to update your system.

New Packages:

aarch64:
    java-11-amazon-corretto-11.0.18+10-1.amzn2.aarch64
    java-11-amazon-corretto-headless-11.0.18+10-1.amzn2.aarch64
    java-11-amazon-corretto-javadoc-11.0.18+10-1.amzn2.aarch64

src:
    java-11-amazon-corretto-11.0.18+10-1.amzn2.src

x86_64:
    java-11-amazon-corretto-11.0.18+10-1.amzn2.x86_64
    java-11-amazon-corretto-headless-11.0.18+10-1.amzn2.x86_64
    java-11-amazon-corretto-javadoc-11.0.18+10-1.amzn2.x86_64

Additional References

Red Hat: CVE-2023-21835, CVE-2023-21843

Mitre: CVE-2023-21835, CVE-2023-21843

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ALAS2-2023-1918

ALAS2-2023-1918

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