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CVE-2015-7511

Status Candidate

Overview

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.

Related Files

Gentoo Linux Security Advisory 201610-04
Posted Oct 10, 2016
Authored by Gentoo | Site security.gentoo.org

Gentoo Linux Security Advisory 201610-4 - Multiple vulnerabilities have been fixed in libgcrypt,the worst of which results in predictable output from the random number generator. Versions less than 1.7.3 are affected.

tags | advisory, vulnerability
systems | linux, gentoo
advisories | CVE-2014-3591, CVE-2015-0837, CVE-2015-7511, CVE-2016-6313
SHA-256 | 5619b69bf4075be672b52dd153d8f9e314becc2be95833013f21e6768d5f5bc7
Slackware Security Advisory - libgcrypt Updates
Posted Feb 25, 2016
Authored by Slackware Security Team | Site slackware.com

Slackware Security Advisory - New libgcrypt packages are available for Slackware 13.0, 13.1, 13.37, 14.0, 14.1, and -current to fix security issues.

tags | advisory
systems | linux, slackware
advisories | CVE-2015-3591, CVE-2015-7511
SHA-256 | 73a3deca2a05e8acdc01fcb8f5f2055eb21d39018b48ffb888c23cb70541b822
Debian Security Advisory 3478-1
Posted Feb 16, 2016
Authored by Debian | Site debian.org

Debian Linux Security Advisory 3478-1 - Daniel Genkin, Lev Pachmanov, Itamar Pipman and Eran Tromer discovered that the ECDH secret decryption keys in applications using the libgcrypt11 library could be leaked via a side-channel attack.

tags | advisory
systems | linux, debian
advisories | CVE-2015-7511
SHA-256 | 261750c746fe589baf3fabde57e9825cb9d6cc220c4d09d214ff68a6bd5eda72
Ubuntu Security Notice USN-2896-1
Posted Feb 15, 2016
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 2896-1 - Daniel Genkin, Lev Pachmanov, Itamar Pipman and Eran Tromer discovered that Libgcrypt was susceptible to an attack via physical side channels. A local attacker could use this attack to possibly recover private keys.

tags | advisory, local
systems | linux, ubuntu
advisories | CVE-2015-7511
SHA-256 | 675eb78b537992ffb286496ea0c991eedfce2ffb721ea85ad463ea0773973994
Debian Security Advisory 3474-1
Posted Feb 15, 2016
Authored by Debian | Site debian.org

Debian Linux Security Advisory 3474-1 - Daniel Genkin, Lev Pachmanov, Itamar Pipman and Eran Tromer discovered that the ECDH secret decryption keys in applications using the libgcrypt20 library could be leaked via a side-channel attack.

tags | advisory
systems | linux, debian
advisories | CVE-2015-7511
SHA-256 | 4b3c6cec624729feb1385097c768b19210a88ed628f32462d7b492304d08587f
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