USN-3337-1: Valgrind vulnerabilities
Ubuntu Security Notice USN-3337-1
21st June, 2017
valgrind vulnerabilities
A security issue affects these releases of Ubuntu and its
derivatives:
- Ubuntu 17.04
- Ubuntu 16.10
- Ubuntu 16.04 LTS
- Ubuntu 14.04 LTS
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 incorectly 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)
Update instructions
The problem can be corrected by updating your system to the following
package version:
- 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
To update your system, please follow these instructions:
https://wiki.ubuntu.com/Security/Upgrades.
In general, a standard system update will make all the necessary changes.
References
Source: USN-3337-1: Valgrind vulnerabilities
