Amazon Linux 2 Security Advisory: ALAS2-2026-3388
Advisory Released Date: 2026-06-22
Advisory Updated Date: 2026-06-22
Severity:
Medium
Issue Overview:
Storable versions before 3.05 for Perl has a stack overflow.
The retrieve_hook function stored the length of the class name into a signed integer but in read operations treated the length as unsigned. This allowed an attacker to craft data that could trigger the overflow. (CVE-2017-20230)
Affected Packages:
perl-Storable
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-Storable or yum update --advisory ALAS2-2026-3388 to update your system.
New Packages:
aarch64:
perl-Storable-2.45-3.amzn2.0.3.aarch64
perl-Storable-debuginfo-2.45-3.amzn2.0.3.aarch64
i686:
perl-Storable-2.45-3.amzn2.0.3.i686
perl-Storable-debuginfo-2.45-3.amzn2.0.3.i686
src:
perl-Storable-2.45-3.amzn2.0.3.src
x86_64:
perl-Storable-2.45-3.amzn2.0.3.x86_64
perl-Storable-debuginfo-2.45-3.amzn2.0.3.x86_64