------------------------------------------------------------------------- Debian LTS Advisory DLA-2378-1 debian-lts@lists.debian.org https://www.debian.org/lts/security/ Roberto C. Sánchez September 25, 2020 https://wiki.debian.org/LTS ------------------------------------------------------------------------- Package : openssl1.0 Version : 1.0.2u-1~deb9u2 CVE ID : CVE-2020-1968 Robert Merget, Marcus Brinkmann, Nimrod Aviram, and Juraj Somorovsky discovered that certain Diffie-Hellman ciphersuites in the TLS specification and implemented by OpenSSL contained a flaw. A remote attacker could possibly use this issue to eavesdrop on encrypted communications. This was fixed in this update by disabling the insecure ciphersuites. For Debian 9 stretch, this problem has been fixed in version 1.0.2u-1~deb9u2. We recommend that you upgrade your openssl1.0 packages. For the detailed security status of openssl1.0 please refer to its security tracker page at: https://security-tracker.debian.org/tracker/openssl1.0 Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: https://wiki.debian.org/LTS
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