CVE-2015-7511
Low
CVE-2015-7511
Libgcrypt before 1.6.5 does not properly perform elliptic-point curve multiplication during decryption, which makes it easier for physically proximate attackers to extract ECDH keys by measuring electromagnetic emanations.
Exploit probability
0.4%
Published
April 19, 2016
Required by
Not available
Last source change
April 16, 2026
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
Open Source Vulnerabilities
CVE-2015-7511
View original source
Libgcrypt before 1.6.5 does not properly perform elliptic-point curve multiplication during decryption, which makes it easier for physically proximate attackers to extract ECDH keys by measuring electromagnetic emanations.
05 / REFERENCES
Further evidence
- http://lists.opensuse.org/opensuse-updates/2016-05/msg00027.html
- http://www.cs.tau.ac.IL/~tromer/ecdh/
- http://www.debian.org/security/2016/dsa-3474
- http://www.debian.org/security/2016/dsa-3478
- http://www.securityfocus.com/bid/83253
- http://www.ubuntu.com/usn/USN-2896-1
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/W2IL4PAEICHGA2XMQYRY3MIWHM4GMPAG/
- https://lists.gnupg.org/pipermail/gnupg-announce/2016q1/000384.html
- https://security.gentoo.org/glsa/201610-04