Medium severity5.3NVD Advisory· Published Jun 10, 2026· Updated Jun 10, 2026

CVE-2026-10740

Description

Unbounded memory allocation in the CRYPTO frame reassembler in s2n-quic before 1.8.2 may allow an unauthenticated remote actor to cause a denial of service (degraded availability) by sending crafted QUIC Initial packets.

To remediate this issue, users should upgrade to v1.8.2.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

AWS/S2n Quicreferences2 versions
(expand)+ 1 more
- (no CPE)
- (no CPE)range: <1.8.2

Patches

Vulnerability mechanics

References

aws.amazon.com/security/security-bulletins/2026-042-aws/nvd
github.com/aws/s2n-quic/releases/tag/v1.82.0nvd
github.com/aws/s2n-quic/security/advisories/GHSA-9q54-f358-3fqfnvd

News mentions

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