Ubuntu Security Notice 4012-1 - It was discovered that elfutils incorrectly handled certain malformed files. If a user or automated system were tricked into processing a specially crafted file, elfutils could be made to crash or consume resources, resulting in a denial of service.
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Ubuntu Security Notice USN-4012-1
June 10, 2019
elfutils vulnerabilities
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A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 18.10
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS
Summary:
Several security issues were fixed in elfutils.
Software Description:
- elfutils: collection of utilities to handle ELF objects
Details:
It was discovered that elfutils incorrectly handled certain malformed
files. If a user or automated system were tricked into processing a
specially crafted file, elfutils could be made to crash or consume
resources, resulting in a denial of service.
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 18.10:
elfutils 0.170-0.5.0ubuntu1.1
libasm1 0.170-0.5.0ubuntu1.1
libdw1 0.170-0.5.0ubuntu1.1
libelf1 0.170-0.5.0ubuntu1.1
Ubuntu 18.04 LTS:
elfutils 0.170-0.4ubuntu0.1
libasm1 0.170-0.4ubuntu0.1
libdw1 0.170-0.4ubuntu0.1
libelf1 0.170-0.4ubuntu0.1
Ubuntu 16.04 LTS:
elfutils 0.165-3ubuntu1.2
libasm1 0.165-3ubuntu1.2
libdw1 0.165-3ubuntu1.2
libelf1 0.165-3ubuntu1.2
In general, a standard system update will make all the necessary changes.
References:
https://usn.ubuntu.com/4012-1
CVE-2018-16062, CVE-2018-16402, CVE-2018-16403, CVE-2018-18310,
CVE-2018-18520, CVE-2018-18521, CVE-2019-7149, CVE-2019-7150,
CVE-2019-7665
Package Information:
https://launchpad.net/ubuntu/+source/elfutils/0.170-0.5.0ubuntu1.1
https://launchpad.net/ubuntu/+source/elfutils/0.170-0.4ubuntu0.1
https://launchpad.net/ubuntu/+source/elfutils/0.165-3ubuntu1.2