CVE-2026-5419
LOW EPSS 28.8%
Published Jun 1, 20264w ago · Modified Jun 17, 20261w ago
3.7 CVSS 3.1
Published Jun 1, 2026 4w ago
Last Modified Jun 17, 2026 1w ago
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.
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N Attack Vector Network
Attack Complexity High
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Low
Integrity None
Availability None
Threat Intelligence
EPSS Exploit Probability
28.8% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available
Weaknesses 1
CWE-208
References 6
- access.redhat.com https://access.redhat.com/errata/RHSA-2026:20612
- access.redhat.com https://access.redhat.com/errata/RHSA-2026:20613
- access.redhat.com https://access.redhat.com/errata/RHSA-2026:26319
- access.redhat.com https://access.redhat.com/errata/RHSA-2026:26409
- access.redhat.com https://access.redhat.com/security/cve/CVE-2026-5419
- bugzilla.redhat.com https://bugzilla.redhat.com/show_bug.cgi?id=2467686
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.