Amazon Linux 2023 — perl-Net-CIDR-Lite — multiple vulnerabilities (3 CVEs) — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: Amazon Linux 2023 📖 ~4 min read • Source: Amazon Linux advisory ALAS2023-2026-1624 Related CVEs: CVE-2021-47154 CVE-2026-40198 CVE-2026-40199 Upstream summary: Net::CIDR::Lite versions before 0.23 for Perl does not validate IPv6 group count, which may allow IP ACL bypass. _pack_ipv6() does not check […]