Quadratic complexity when parsing some invalid inputs in encoding/pem

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CVE-2025-61723

CVE-2025-61723 describes a PEM parsing performance issue where processing time for some invalid inputs scales non-linearly with input size. The connected advisory for F5 products confirms this PEM parsing quadratic complexity and notes impact on disk encryption and telemetry exporter configuratio...

CVE-2025-61723 Quadratic complexity when parsing some invalid inputs in encoding/pem

The processing time for parsing some invalid inputs scales non-linearly with respect to the size of the input. This affects programs which parse untrusted PEM inputs...