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Debian Security Advisory DSA-4072-1                   security@debian.org
https://www.debian.org/security/                       Moritz Muehlenhoff
December 21, 2017                     https://www.debian.org/security/faq
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Package        : bouncycastle
CVE ID         : CVE-2017-13098

Hanno Boeck, Juraj Somorovsky and Craig Young discovered that the
TLS implementation in Bouncy Castle is vulnerable to an adaptive chosen
ciphertext attack against RSA keys.

For the stable distribution (stretch), this problem has been fixed in
version 1.56-1+deb9u1.

We recommend that you upgrade your bouncycastle packages.

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

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/

Mailing list: debian-security-announce@lists.debian.org
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