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HTTP/2 memory leak in nghttp2 codec

IDs: 
CVE-2023-35945
Keywords: 
nghttp2, envoy, Apache
Description: 

Envoy version 1.26.3 fixes a memory leak which was found in the nghttp2 library, which is also used by Apache HTTP Server.

Airlock Gateway and Airlock Microgateway are not affected.

The memory leak can only by triggered by a crafted response from an untrusted upstream service. As upstream servers behind Airlock Gateway and Microgateway are trusted, the vulnerability cannot be exploited.

Resolution: 

No action required.

Component: 
Airlock
Airlock Vulnerability Status: 
Does not affect Airlock
Back-end Vulnerability Status: 
No action required