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VULNERABILITIES

CVE-2026-5419 Details

Description

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.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: [email protected]CVSS-B:3.7 LOWVector:CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://access.redhat.com/errata/RHSA-2026:13274 [email protected]
https://access.redhat.com/errata/RHSA-2026:20612 [email protected]
https://access.redhat.com/errata/RHSA-2026:20613 [email protected]
https://access.redhat.com/errata/RHSA-2026:26319 [email protected]
https://access.redhat.com/errata/RHSA-2026:26409 [email protected]

see all 12 references

Weakness Enumeration

CWE-IDCWE NameSource
CWE-208Observable Timing Discrepancy[email protected]

Affected Products

No affected product data is available for this CVE.

Change History

17 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2026-5419
NVD Published Date:
Jun 1, 2026
NVD Last Modified:
Sep 1, 2026
Source:
[email protected]
CVE-2026-5419 Details - Not Deferred