CVE-2026-16317 and CVE-2026-16318: Issues with s2n-tls: an open-source implementation of the TLS/SSL protocols

S2N Tls ยท 2026-07-21

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Technical Details

Affected Versions <= v1.7.5
Regions all
CVE IDs CVE-2026-16317, CVE-2026-16318
Migration Required Yes
Cost Impact Neutral
IaC Impact High

What This Means

For DevOps Teams

Update s2n-tls to version v1.7.6 to address critical security vulnerabilities (CVE-2026-16317 and CVE-2026-16318), ensuring the security and stability of TLS/SSL connections and preventing potential data breaches and increased memory consumption.

For Platform Teams

Deploy the updated s2n-tls version v1.7.6 across all affected services to enhance security, prevent data integrity issues, and mitigate memory leaks, ensuring a robust and secure TLS/SSL implementation.

For Executives

Implement the latest s2n-tls version v1.7.6 to mitigate security vulnerabilities (CVE-2026-16317 and CVE-2026-16318) and ensure the integrity and confidentiality of data transmissions, reducing the risk of man-in-the-middle attacks and memory leaks.

Source

View original AWS announcement โ†’

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