PT-2026-86915 · Undefined · Undefined
CVE-2026-86287
·
Published
2026-09-07
·
Updated
2026-09-07
CVSS v3.1
7.5
High
| Vector | AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
Net::IP::LPM versions before 1.12 for Perl accept malformed prefix lengths.
Non-numeric and non-ASCII prefix lengths are accepted and treated as 0. Integers over 31 bits are silently truncated. A single malformed mask will poison the lookup table.
The result is that the lookup will silently succeed for every address. An allow-list will allow every address, and a deny-list will block every address.
Fix
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Weakness Enumeration
Related Identifiers
Affected Products
Undefined