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Gentoo: 2017-02-14 Advisory: OpenSSL Multiple Threats and Update

gentoo
Calendar Grey February 14, 2017
Scroller Gentoo
Critical flaws identified in OpenSSL pose risks to Gentoo users. Immediate updates advised for enhanced protection.
Multiple vulnerabilities have been found in OpenSSL, the worst of which might allow attackers to access sensitive information.

Summary

Multiple vulnerabilities have been discovered in OpenSSL. Please review the CVE identifiers referenced below for details.

Topics%20covered

Topics Covered

security advisory Gentoo remote access OpenSSL multiple vulnerabilities update recommendation normal severity

Resolution

All OpenSSL users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=dev-libs/openssl-1.0.2k"

References

[ 1 ] CVE-2016-7055 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7055 [ 2 ] CVE-2017-3730 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-3730 [ 3 ] CVE-2017-3731 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-3731 [ 4 ] CVE-2017-3732 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-3732

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/201702-07
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Concerns

Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users' machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org.

Severity
medium
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Critical

Severity: Normal
Title: OpenSSL: Multiple vulnerabilities
Date: February 14, 2017
Bugs: #607318
ID: 201702-07

Topics%20covered

Topics Covered

security advisory Gentoo remote access OpenSSL multiple vulnerabilities update recommendation normal severity

Synopsis

Multiple vulnerabilities have been found in OpenSSL, the worst of which might allow attackers to access sensitive information.

Background

OpenSSL is an Open Source toolkit implementing the Secure Sockets Layer (SSL v2/v3) and Transport Layer Security (TLS v1) as well as a general purpose cryptography library.

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Affected Packages

------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 dev-libs/openssl < 1.0.2k >= 1.0.2k

Impact

===== A remote attacker is able to crash applications linked against OpenSSL or could obtain sensitive private-key information via an attack against the Diffie-Hellman (DH) ciphersuite.

Workaround

There is no known workaround at this time.