Ubuntu Security Notice 2188-1 - Florian Weimer discovered that the elfutils libdw library incorrectly handled malformed compressed debug sections in ELF files. If a user or automated system were tricked into processing a specially crafted ELF file, applications linked against libdw could be made to crash, or possibly execute arbitrary code.
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Ubuntu Security Notice USN-2188-1
April 30, 2014
elfutils vulnerability
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A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 14.04 LTS
- Ubuntu 13.10
- Ubuntu 12.10
Summary:
elfutils could be made to crash or run programs if it processed a specially
crafted file.
Software Description:
- elfutils: collection of utilities to handle ELF objects
Details:
Florian Weimer discovered that the elfutils libdw library incorrectly
handled malformed compressed debug sections in ELF files. If a user or
automated system were tricked into processing a specially crafted ELF file,
applications linked against libdw could be made to crash, or possibly
execute arbitrary code.
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 14.04 LTS:
libdw1 0.158-0ubuntu5.1
Ubuntu 13.10:
libdw1 0.157-1ubuntu1.1
Ubuntu 12.10:
libdw1 0.153-1ubuntu1.1
In general, a standard system update will make all the necessary changes.
References:
http://www.ubuntu.com/usn/usn-2188-1
CVE-2014-0172
Package Information:
https://launchpad.net/ubuntu/+source/elfutils/0.158-0ubuntu5.1
https://launchpad.net/ubuntu/+source/elfutils/0.157-1ubuntu1.1
https://launchpad.net/ubuntu/+source/elfutils/0.153-1ubuntu1.1