ALAS2023-2025-1200


Amazon Linux 2023 Security Advisory: ALAS2023-2025-1200
Advisory Released Date: 2025-09-29
Advisory Updated Date: 2025-09-29
Severity: Medium

Issue Overview:

JSON::XS before version 4.04 for Perl has an integer buffer overflow causing a segfault when parsing crafted JSON, enabling denial-of-service attacks or other unspecified impact (CVE-2025-40928)


Affected Packages:

perl-JSON-XS


Issue Correction:
Run dnf update perl-JSON-XS --releasever 2023.9.20250929 or dnf update --advisory ALAS2023-2025-1200 --releasever 2023.9.20250929 to update your system.
More information on how to update your system can be found on this page: Amazon Linux 2023 documentation

New Packages:
aarch64:
    perl-JSON-XS-debuginfo-4.03-3.amzn2023.0.3.aarch64
    perl-JSON-XS-debugsource-4.03-3.amzn2023.0.3.aarch64
    perl-JSON-XS-4.03-3.amzn2023.0.3.aarch64

noarch:
    perl-JSON-XS-tests-4.03-3.amzn2023.0.3.noarch

src:
    perl-JSON-XS-4.03-3.amzn2023.0.3.src

x86_64:
    perl-JSON-XS-debuginfo-4.03-3.amzn2023.0.3.x86_64
    perl-JSON-XS-debugsource-4.03-3.amzn2023.0.3.x86_64
    perl-JSON-XS-4.03-3.amzn2023.0.3.x86_64