Gentoo: GLSA-201701-23: Botan: Multiple vulnerabilities
Summary
Multiple vulnerabilities have been discovered in Botan. Please review the CVE identifiers referenced below for details.
Resolution
All Botan users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=dev-libs/botan-1.10.13"
References
[ 1 ] CVE-2016-2849 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-2849 [ 2 ] CVE-2016-2850 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-2850
Availability
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
https://security.gentoo.org/glsa/201701-23
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.
Synopsis
Multiple vulnerabilities have been found in Botan, the worst of which might allow remote attackers to obtain ECDSA secret keys.
Background
Botan (Japanese for peony) is a cryptography library written in C++11.
Affected Packages
------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 dev-libs/botan < 1.10.13 >= 1.10.13
Impact
===== A remote attacker might obtain ECDSA secret keys via a timing side-channel attack or could possibly bypass TLS policy.
Workaround
There is no known workaround at this time.