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CVE-2026-10740

Excessive memory allocation in s2n-quic

CVSS 6.9 MEDIUMEPSS 0.3%CWE-770
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.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
Productos afectados
AWS · s2n-quic

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Referencias
https://aws.amazon.com/security/security-bulletins/2026-042-aws/https://github.com/aws/s2n-quic/releases/tag/v1.82.0https://github.com/aws/s2n-quic/security/advisories/GHSA-9q54-f358-3fqf