CVE-2026-5419

ADVISORY - nist

Summary

A flaw was found in gnutls. The PKCS#7 padding check, performed during decryption, was not constant-time. This timing side-channel could allow a remote attacker to potentially leak sensitive information about the padding bytes through observable timing differences. This vulnerability is a form of information disclosure.

EPSS Score: 0.00039 (0.122)

Common Weakness Enumeration (CWE)

ADVISORY - nist

Observable Timing Discrepancy


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