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Debian Security Notice DSA-4355-1: OpenSSL Denial of Service Threat

Several local side channel attacks and a denial of service via large Diffie-Hellman parameters were discovered in OpenSSL, a Secure Sockets Layer toolkit. . -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 - ------------------------------------------------------------------------- Debian Security Advisory DSA-4355-1 This email address is being protected from spambots. You need JavaScript enabled to view it. https://www.debian.org/security/ Moritz Muehlenhoff December 19, 2018 https://www.debian.org/security/faq - ------------------------------------------------------------------------- Package : openssl1.0 CVE ID : CVE-2018-0732 CVE-2018-0734 CVE-2018-0737 CVE-2018-5407 Several local side channel attacks and a denial of service via large Diffie-Hellman parameters were discovered in OpenSSL, a Secure Sockets Layer toolkit. For the stable distribution (stretch), these problems have been fixed in version 1.0.2q-1~deb9u1. Going forward, openssl1.0 security updates for stretch will be based on the 1.0.2x upstream releases. 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: 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: This email address is being protected from spambots. You need JavaScript enabled to view it. . New vulnerabilities linked to local side channel attacks and denial of service have been found in OpenSSL on Debian systems. Prompt updates are crucial for security. openssl security, debian updates, denial of service attacks, local channel attacks, secure sockets layer. . Severity: Critical. LinuxSecurity.com Team

Dec 19, 2018 •Critical Debian