Description
Improper signature validation in PKCS7_verify() in AWS-LC allows an unauthenticated user to bypass signature verification when processing PKCS7 objects with Authenticated Attributes. Customers of AWS services do not need to take action. Applications using AWS-LC should upgrade to AWS-LC version 1.69.0.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
AWS AWS-LC
Default version status: unaffected
1.41.0 to < 1.69.0affected
References
- https://aws.amazon.com/security/security-bulletins/2026-005-AWS/ ↗
- https://github.com/aws/aws-lc/releases/tag/v1.69.0 ↗
- https://github.com/aws/aws-lc/security/advisories/GHSA-jchq-39cv-q4wj ↗
- https://access.redhat.com/security/cve/CVE-2026-3338 ↗
- https://bugzilla.redhat.com/show_bug.cgi?id=2444025 ↗
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-3338.json ↗
- https://access.redhat.com/errata/RHSA-2026:5459 ↗