Ubuntu 17.04 USN-3337-1 Critical Security Vulnerability in Valgrind

ubuntu

June 21, 2017

Valgrind could be made to crash or run programs if it opened a specially crafted file.

Summary

Valgrind could be made to crash or run programs if it opened a specially

crafted file.

Software Description:

- valgrind: instrumentation framework for building dynamic analysis tools

Details:

It was discovered that Valgrind incorrectly handled certain string

operations. If a user or automated system were tricked into processing a

specially crafted binary, a remote attacker could possibly execute

arbitrary code. This issue only affected Ubuntu 14.04 LTS, Ubuntu 16.04

LTS and Ubuntu 16.10. (CVE-2016-2226)

It was discovered that Valgrind incorrectly handled parsing certain

binaries. If a user or automated system were tricked into processing a

specially crafted binary, a remote attacker could use this issue to cause

Valgrind to crash, resulting in a denial of service. (CVE-2016-4487,

CVE-2016-4488, CVE-2016-4489, CVE-2016-4490, CVE-2016-4491, CVE-2016-4492,

CVE-2016-4493, CVE-2016-6131)

Topics Covered

security advisory denial of service critical code execution update instructions ubuntu valgrind

Update Instructions

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

Ubuntu 17.04:
  valgrind                        1:3.12.0-1ubuntu1.1

Ubuntu 16.10:
  valgrind                        1:3.12.0~svn20160714-1ubuntu2.1

Ubuntu 16.04 LTS:
  valgrind                        1:3.11.0-1ubuntu4.2

Ubuntu 14.04 LTS:
  valgrind                        1:3.10.1-1ubuntu3~14.5

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