Yes. org.bouncycastle:bcprov-jdk14 (Maven): upgrade to 1.56 or later; org.bouncycastle:bcprov-jdk15 (Maven): upgrade to 1.56 or later; org.bouncycastle:bcprov-jdk15on (Maven): upgrade to 1.56 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2016-1000339?
Check whether you run org.bouncycastle:bcprov-jdk14 (Maven), org.bouncycastle:bcprov-jdk15 (Maven) or org.bouncycastle:bcprov-jdk15on (Maven) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.
How to fix
org.bouncycastle:bcprov-jdk14 (Maven): upgrade to 1.56 or later
# set org.bouncycastle:bcprov-jdk14 to 1.56 in your pom.xml or build.gradle
org.bouncycastle:bcprov-jdk15 (Maven): upgrade to 1.56 or later
# set org.bouncycastle:bcprov-jdk15 to 1.56 in your pom.xml or build.gradle
org.bouncycastle:bcprov-jdk15on (Maven): upgrade to 1.56 or later
# set org.bouncycastle:bcprov-jdk15on to 1.56 in your pom.xml or build.gradle