We are happy to announce the release of netty-incubator-codec-quic 0.0.73.Final. This is a bug-fix release but also upgrades its quiche version to fix CVE-2025-4820 and CVE-2025-4821. Because of this we highly recommend to upgrade as soon as possible.

The most important changes are:

• Cleanup code to make stacktrace less confusing (#796)
• Update to latest boringssl sha (#794)
• Fix crash in Quiche when calling isClosed on freed connections (#798)
• Fix incorrect handling of stream capacity greater than 2³² (#806)
• Obtain correct cipher to generate the authentication method (#809)
• Update to netty 4.1.122.Final (#810)
• Update to quiche 0.24.4 (#811)

For more details related to this release see our bug-tracker.

For more details about this codec in general please read our initial announcement.

Thank You

Every idea and bug-report counts, and so we thought it is worth mentioning those who helped in this area.

Please report an unintended omission.

• @chrisvest
• @h-khalili
• @normanmaurer