Information Exposure The advisory has been revoked - it doesn't affect any version of package nettle (opens in a new tab)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-UBUNTU1704-NETTLE-620180
- published14 Apr 2017
- disclosed14 Apr 2017
Introduced: 14 Apr 2017
CVE-2016-6489 (opens in a new tab)Amendment
The Ubuntu security team deemed this advisory irrelevant for Ubuntu:17.04.
NVD Description
Note: Versions mentioned in the description apply only to the upstream nettle package and not the nettle package as distributed by Ubuntu.
The RSA and DSA decryption code in Nettle makes it easier for attackers to discover private keys via a cache side channel attack.
References
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2016-6489
- https://security-tracker.debian.org/tracker/CVE-2016-6489
- https://security.gentoo.org/glsa/201706-21
- https://eprint.iacr.org/2016/596.pdf
- https://git.lysator.liu.se/nettle/nettle/commit/3fe1d6549765ecfb24f0b80b2ed086fdc818bff3
- https://www.oracle.com/security-alerts/cpuapr2020.html
- http://www.openwall.com/lists/oss-security/2016/07/29/7
- https://bugzilla.redhat.com/show_bug.cgi?id=1362016
- http://rhn.redhat.com/errata/RHSA-2016-2582.html
- http://www.ubuntu.com/usn/USN-3193-1