CVE-2026-5419 — Gnutls: gnutls: information disclosure via timing side-channel in pkcs#7 padding removal
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 l…
Published: 2026-06-01 · CVSS: 3.7 · CVSS 3.1
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.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7