CVE-2026-3336

high Red Hat
CVSS v3 Base Score
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
EPSS Score
0.0%
Exploitation probability in 30 days
Top 90% most likely to be exploited
Attack Characteristics
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Confidentiality
None
Integrity
High
Availability
None
Published: March 2, 2026 (72 days ago)
Last Modified: March 2, 2026
Vendor: Red Hat

Description

Improper certificate validation in PKCS7_verify() in AWS-LC allows an unauthenticated user to bypass certificate chain verification when processing PKCS7 objects with multiple signers, except the final signer. Customers of AWS services do not need to take action. Applications using AWS-LC should upgrade to AWS-LC version 1.69.0.

CWE

CWE-295

Affected Products

Confidential Compute AttestationRed Hat Enterprise Linux 10Red Hat Enterprise Linux 9Red Hat OpenShift Container Platform 4Red Hat OpenShift Update ServiceRed Hat Trusted Artifact SignerRed Hat Trusted Profile Analyzer

References

🔗 bugzilla.redhat.com 🔗 www.cve.org 🔗 nvd.nist.gov 🔗 aws.amazon.com 🔗 github.com