Unrated severityNVD Advisory· Published Mar 19, 2026· Updated Mar 25, 2026
CRL Distribution Point Scope Check Logic Error in AWS-LC
CVE-2026-4428
Description
A logic error in CRL distribution point validation in AWS-LC before 1.71.0 causes partitioned CRLs to be incorrectly rejected as out of scope, which allows a revoked certificate to bypass certificate revocation checks.
To remediate this issue, users should upgrade to AWS-LC 1.71.0 or AWS-LC-FIPS-3.3.0.
Affected products
3- AWS/AWS-LCv5Range: 1.24.0
- AWS/AWS-LC-FIPSv5Range: 3.0.0
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
2- github.com/aws/aws-lc/releases/tag/v1.71.0mitrepatch
- aws.amazon.com/security/security-bulletins/2026-010-AWS/mitrevendor-advisory
News mentions
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