This page tracks the Debian fix status. The vulnerability itself is described on the main CVE page. View CVE-2021-25122 →

DEBIAN-CVE-2021-25122

When responding to new h2c connection requests, Apache Tomcat versions 10.0.0-M1 to 10.0.0, 9.0.0.M1 to 9.0.41 and 8.5.0 to 8.5.61 could duplicate req...

Original description

The description as published by the source.

When responding to new h2c connection requests, Apache Tomcat versions 10.0.0-M1 to 10.0.0, 9.0.0.M1 to 9.0.41 and 8.5.0 to 8.5.61 could duplicate request headers and a limited amount of request body from one request to another meaning user A and user B could both see the results of user A's request.

Source: OSV.dev (Open Source Vulnerabilities) OSV

Affected packages

Debian:12 tomcat9

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"9.0.43-1"}]}]

Debian:13 tomcat9

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"9.0.43-1"}]}]

Debian:14 tomcat9

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"9.0.43-1"}]}]

References

advisory security-tracker.debian.org