High 7.5Published Apr 14, 2017

CVE-2016-6489The RSA and DSA decryption code in Nettle makes it easier for attackers to discover private keys via a cache side channel attack.

Updated under an hour ago (Nov 2, 2026, 12:10 AM ET)

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It affects redhat enterprise_linux_desktop and 5 other products. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Start free and add your stackFree account, 3 products Every CVE for redhat enterprise_linux_desktop Exploited in the last 30 days

The RSA and DSA decryption code in Nettle makes it easier for attackers to discover private keys via a cache side channel attack.

CVSS: 7.5 HIGH (v3.1, NVD)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness (CWE): CWE-203
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Not given
NVD analysis: Modified
Record last updated: Jun 16, 2026
First seen by InfoSec Signals: Nov 1, 2026

Affected products

Affected products

redhat enterprise_linux_desktop redhat:enterprise_linux_desktop	7.0	NVD
redhat enterprise_linux_hpc_node redhat:enterprise_linux_hpc_node	7.0	NVD
redhat enterprise_linux_server redhat:enterprise_linux_server	7.0	NVD
redhat enterprise_linux_workstation redhat:enterprise_linux_workstation	7.0	NVD
canonical ubuntu_linux canonical:ubuntu_linux	12.04; 14.04; 16.04; 16.10	NVD
nettle_project nettle nettle_project:nettle	before 3.3	NVD

References

References

http://rhn.redhat.com/errata/RHSA-2016-2582.html	third-party-advisory, vdb-entry
http://www.openwall.com/lists/oss-security/2016/07/29/7	mailing-list, patch, third-party-advisory
http://www.ubuntu.com/usn/USN-3193-1	third-party-advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1362016	issue-tracking, third-party-advisory, vdb-entry
https://eprint.iacr.org/2016/596.pdf	technical-description
https://git.lysator.liu.se/nettle/nettle/commit/3fe1d6549765ecfb24f0b80b2ed086fdc818bff3	patch, third-party-advisory
https://security.gentoo.org/glsa/201706-21	third-party-advisory
https://www.oracle.com/security-alerts/cpuapr2020.html	third-party-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.