Executive Summary

Summary
Title Libgcrypt vulnerability
Informations
Name USN-3347-2 First vendor Publication 2017-07-17
Vendor Ubuntu Last vendor Modification 2017-07-17
Severity (Vendor) N/A Revision N/A

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
 
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Security-Database Scoring CVSS v2

Cvss vector :
Cvss Base Score N/A Attack Range N/A
Cvss Impact Score N/A Attack Complexity N/A
Cvss Expoit Score N/A Authentication N/A
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Detail

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 12.04 ESM

Summary:

Several security issues were fixed in Libgcrypt.

Software Description: - libgcrypt11: LGPL Crypto library

Details:

USN-3347-1 fixed a vulnerability in Libgcrypt. This update provides the corresponding update for Ubuntu 12.04 ESM.

Original advisory details:

テつ Daniel J. Bernstein, Joachim Breitner, Daniel Genkin, Leon Groot テつ Bruinderink, Nadia Heninger, Tanja Lange, Christine van Vredendaal, and テつ Yuval Yarom discovered that Libgcrypt was susceptible to an attack via テつ side channels. A local attacker could use this attack to recover RSA テつ private keys. (CVE-2017-7526)

Update instructions:

The problem can be corrected by updating your system to the following package versions:

Ubuntu 12.04 ESM: テつ libgcrypt11テつ テつ テつ テつ テつ テつ テつ テつ テつ テつ テつ テつ テつ テつ テつ テつ テつ テつ テつ テつ テつ 1.5.0-3ubuntu0.7

In general, a standard system update will make all the necessary changes.

References: テつ https://www.ubuntu.com/usn/usn-3347-2 テつ https://www.ubuntu.com/usn/usn-3347-1 テつ CVE-2017-7526

Original Source

Url : http://www.ubuntu.com/usn/USN-3347-2

Alert History

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0
Date Informations
2017-07-17 21:22:16
  • First insertion