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USN-3337-1: Valgrind vulnerabilities

21 June 2017

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

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Releases

Packages

  • 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)

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

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

Ubuntu 17.04
Ubuntu 16.10
Ubuntu 16.04
Ubuntu 14.04

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

Related notices

  • USN-3367-1: gdb-source, gdbserver, gdb-minimal, gdb-doc, gdb-multiarch, gdb64, gdb
  • USN-3368-1: libiberty-dev, libiberty
  • USN-4336-2: binutils-aarch64-linux-gnu, binutils-mips-linux-gnu, binutils-alpha-linux-gnu, binutils-powerpc-linux-gnu, binutils-s390x-linux-gnu, binutils-m68k-linux-gnu, binutils-mips64-linux-gnuabi64, binutils-mipsel-linux-gnu, binutils-source, binutils-powerpc-linux-gnuspe, binutils-arm-linux-gnueabi, binutils-sh4-linux-gnu, binutils-multiarch-dev, binutils-powerpc64le-linux-gnu, binutils-dev, binutils-sparc64-linux-gnu, binutils-hppa-linux-gnu, binutils-doc, binutils-powerpc64-linux-gnu, binutils-arm-linux-gnueabihf, binutils-multiarch, binutils-hppa64-linux-gnu, binutils, binutils-mips64el-linux-gnuabi64