How many CVEs have patched attachSemaphoreToChannelClose?

1 published CVEs changed attachSemaphoreToChannelClose in AsyncHttpClient/async-http-client, in 2 distinct patches totalling 28 changed lines, between 2026 and 2026.

What is the latest CVE that changed attachSemaphoreToChannelClose?

CVE-2026-85718 (AsyncHttpClient: Connection permit leak on TLS handshake failure causes per-host denial of service), published 2026-09-17, changed lines 258 to 273 of client/src/main/java/org/asynchttpclient/netty/channel/NettyConnectListener.java.

How does attachSemaphoreToChannelClose compare to the rest of AsyncHttpClient/async-http-client?

AsyncHttpClient/async-http-client has 25 CVEs with a located fix in total; 1 of them changed attachSemaphoreToChannelClose.

What do the line numbers refer to?

Line numbers are in the fixed version of the file, as the upstream patch left it. A CVE whose fix was backported to several branches is listed once, with the lines from the upstream commit.

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Patched Functions
Asynchttpclient
Async Http Client
AttachSemaphoreToChannelClose

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Patched Functions
Asynchttpclient
Async Http Client
AttachSemaphoreToChannelClose

attachSemaphoreToChannelClose in AsyncHttpClient/async-http-client: Patched by 1 CVEs

AsyncHttpClient/async-http-client

Function

attachSemaphoreToChannelClose

Name: attachSemaphoreToChannelClose in AsyncHttpClient/async-http-client: CVE fixes
Creator: RadicalNotion.AI
License: https://creativecommons.org/licenses/by-nc/4.0/

client/src/main/java/org/asynchttpclient/netty/channel/NettyConnectListener.java

Last patched September 17, 2026

CVEs

That changed this function

Distinct patches

Backports counted once

Lines changed

Added plus removed

2026

Years

By CVE publication date

Overview

attachSemaphoreToChannelClose in AsyncHttpClient/async-http-client was changed by 1 published CVE fixes in 2026, in 2 distinct patches that added or removed 28 lines in total.

AsyncHttpClient/async-http-client has 25 CVEs with a located fix in total, so 4% of them touched this function.

CVEs that patched it

Every published CVE whose fix changed attachSemaphoreToChannelClose, newest first, with the lines each fix touched.

AsyncHttpClient: Connection permit leak on TLS handshake failure causes per-host denial of service
CVE-2026-85718 · lines 258–273 · +9 −19
Medium · CVSS 5.9
EPSS 0.5%2026-09-17

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Other functions in these files

Functions in the same file that CVE fixes also changed.

1registerHttp2AndManageSemaphoreclient/src/main/java/org/asynchttpclient/netty/channel/NettyConnectListener.java2 CVEs · 3 patches2026
2onSuccessclient/src/main/java/org/asynchttpclient/netty/channel/NettyConnectListener.java1 CVEs · 2 patches2026
3writeRequestclient/src/main/java/org/asynchttpclient/netty/channel/NettyConnectListener.java1 CVEs · 2 patches2026
4onFailureclient/src/main/java/org/asynchttpclient/netty/channel/NettyConnectListener.java1 CVEs · 1 patches2026

Other hotspots in the repository

Functions in AsyncHttpClient/async-http-client changed by the most CVE fixes.

exitAfterHandlingRedirect5 CVEs · client/src/main/java/org/asynchttpclient/netty/handler/intercept/Redirect30xInterceptor.java newNettyRequest4 CVEs · client/src/main/java/org/asynchttpclient/netty/request/NettyRequestFactory.java add4 CVEs · client/src/main/java/org/asynchttpclient/cookie/ThreadSafeCookieStore.java exitAfterIntercept3 CVEs · client/src/main/java/org/asynchttpclient/netty/handler/intercept/Interceptors.java replayRequest3 CVEs · client/src/main/java/org/asynchttpclient/netty/request/NettyRequestSender.java Builder3 CVEs · client/src/main/java/org/asynchttpclient/DefaultAsyncHttpClientConfig.java

All patched functions in AsyncHttpClient/async-http-client

Frequently asked questions

Common questions about CVE fixes to attachSemaphoreToChannelClose.

How many CVEs have patched attachSemaphoreToChannelClose?: 1 published CVEs changed attachSemaphoreToChannelClose in AsyncHttpClient/async-http-client, in 2 distinct patches totalling 28 changed lines, between 2026 and 2026.
What is the latest CVE that changed attachSemaphoreToChannelClose?: CVE-2026-85718 (AsyncHttpClient: Connection permit leak on TLS handshake failure causes per-host denial of service), published 2026-09-17, changed lines 258 to 273 of client/src/main/java/org/asynchttpclient/netty/channel/NettyConnectListener.java.
How does attachSemaphoreToChannelClose compare to the rest of AsyncHttpClient/async-http-client?: AsyncHttpClient/async-http-client has 25 CVEs with a located fix in total; 1 of them changed attachSemaphoreToChannelClose.
What do the line numbers refer to?: Line numbers are in the fixed version of the file, as the upstream patch left it. A CVE whose fix was backported to several branches is listed once, with the lines from the upstream commit.

References

client/src/main/java/org/asynchttpclient/netty/channel/NettyConnectListener.java on GitHub (opens in a new tab)
All patched functions in AsyncHttpClient/async-http-client
Patched functions directory

Fix locations are computed by RadicalNotion.AI from the upstream patch diff of each CVE. CVE data is sourced from the CVE Program.

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On this page

Overview
CVEs that patched it
Other functions in these files
Other hotspots in the repository
FAQ
References