An openjdk-17 security update has been released for Debian GNU/Linux 11.

DSA 5012-1: openjdk-17 security update

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Debian Security Advisory DSA-5012-1 security@debian.org
  https://www.debian.org/security/ Moritz Muehlenhoff
November 23, 2021   https://www.debian.org/security/faq
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Package : openjdk-17
CVE ID : CVE-2021-35556 CVE-2021-35559 CVE-2021-35561 CVE-2021-35564
CVE-2021-35567 CVE-2021-35578 CVE-2021-35586 CVE-2021-35603

Several vulnerabilities have been discovered in the OpenJDK Java runtime,
which may result in denial of service, incorrect Kerberos ticket use,
selection of weak ciphers or information disclosure.

For the stable distribution (bullseye), these problems have been fixed in
version 17.0.1+12-1+deb11u2.

We recommend that you upgrade your openjdk-17 packages.

For the detailed security status of openjdk-17 please refer to
its security tracker page at:
  https://security-tracker.debian.org/tracker/openjdk-17

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at:   https://www.debian.org/security/