CVE-2017-20230
Critical · 10.0CVSS
10.0
EPSS
0.6%
Published
Apr 21, 2026
CISA due date
—
The record
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.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
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