# CVE-2026-47774: ecs-service-connect-agent: Package updates are available for Amazon Linux 2023 that fix the following vulnerabilities: CVE-2026-47774: 	A denial...

CVE-2026-47774 is fixed in ecs-service-connect-agent on 1 platform by ALAS2023-2026-1893 (version v1.34.13.2-1.amzn2023), released June 22, 2026. It is not reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/cve/CVE-2026-47774
- Priority: High
- CVSS: n/a (important)
- EPSS: 0.0097
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Jun 22, 2026

## Description

Package updates are available for Amazon Linux 2023 that fix the following vulnerabilities: CVE-2026-47774: 	A denial-of-service vulnerability was found in Envoy's HTTP/2 HPACK header compression implementation. A remote attacker could send a specially crafted HTTP/2 request that triggers disproportionately large memory allocations on the server, leading to resource exhaustion and denial of service.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | ecs-service-connect-agent amzn 2023 | v1.34.13.2-1.amzn2023 | [ALAS2023-2026-1893](https://patchblox.com/security/data/fix/linux/alas2023-2026-1893.md) | Jun 22, 2026 |

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Data as of 2026-11-08T13:06:02Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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