Summary
Package updates are available for Amazon Linux 2023 that fix the following vulnerabilities: CVE-2026-111943: Due to security concerns regarding a small set of intermediate certificates issued by a specific Certificate Authority (CA), the Go's crypto/x509 package is updated to not trust certificates issued by the affected intermediate certificates. This would prevent possible future misuse of certificate issued by the affected intermediate certificates.
Fixed packages 4
| Release | Package | Fixed in |
|---|---|---|
| Amazon Linux · 2023 | skopeo | 2:1.22.2-1.amzn2023.0.3 |
| Amazon Linux · 2023 | skopeo-debuginfo | 2:1.22.2-1.amzn2023.0.3 |
| Amazon Linux · 2023 | skopeo-debugsource | 2:1.22.2-1.amzn2023.0.3 |
| Amazon Linux · 2023 | skopeo-tests | 2:1.22.2-1.amzn2023.0.3 |
Vulnerabilities 1
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Medium 6.8CVE-2026-111943 Public exploit
Distrust compromised intermediate certificates in crypto/x509
On most platforms, Go uses the given system root certificates. However, in some narrower cases, the system trust stores may not be updated without further action. To defend against the narrower set of cases that may remain affected, a denylist was added in cr…
References
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web
https://alas.aws.amazon.com/cve/html/CVE-2026-111943.html