Amazon Linux 2 Security Advisory: ALAS2-2025-3005
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
Note:
This advisory is applicable to Amazon Linux 2 (AL2) Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras advisories.
Issue Correction:
Run yum update perl-JSON-XS or yum update --advisory ALAS2-2025-3005 to update your system.
New Packages:
aarch64:
perl-JSON-XS-3.01-2.amzn2.0.1.aarch64
perl-JSON-XS-debuginfo-3.01-2.amzn2.0.1.aarch64
i686:
perl-JSON-XS-3.01-2.amzn2.0.1.i686
perl-JSON-XS-debuginfo-3.01-2.amzn2.0.1.i686
src:
perl-JSON-XS-3.01-2.amzn2.0.1.src
x86_64:
perl-JSON-XS-3.01-2.amzn2.0.1.x86_64
perl-JSON-XS-debuginfo-3.01-2.amzn2.0.1.x86_64