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Ubuntu Security Notice USN-3911-1

Ubuntu Security Notice USN-3911-1
Posted Mar 18, 2019
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3911-1 - It was discovered that file incorrectly handled certain malformed ELF files. An attacker could use this issue to cause a denial of service, or possibly execute arbitrary code.

tags | advisory, denial of service, arbitrary
systems | linux, ubuntu
advisories | CVE-2019-8904
MD5 | a42b0939b032f1ef360d067831515fc8

Ubuntu Security Notice USN-3911-1

Change Mirror Download
==========================================================================
Ubuntu Security Notice USN-3911-1
March 18, 2019

file vulnerabilities
==========================================================================

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 file.

Software Description:
- file: Tool to determine file types

Details:

It was discovered that file incorrectly handled certain malformed ELF
files. An attacker could use this issue to cause a denial of service, or
possibly execute arbitrary code.

Update instructions:

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

Ubuntu 18.10:
file 1:5.34-2ubuntu0.1
libmagic1 1:5.34-2ubuntu0.1

Ubuntu 18.04 LTS:
file 1:5.32-2ubuntu0.2
libmagic1 1:5.32-2ubuntu0.2

Ubuntu 16.04 LTS:
file 1:5.25-2ubuntu1.2
libmagic1 1:5.25-2ubuntu1.2

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

References:
https://usn.ubuntu.com/usn/usn-3911-1
CVE-2019-8904, CVE-2019-8905, CVE-2019-8906, CVE-2019-8907

Package Information:
https://launchpad.net/ubuntu/+source/file/1:5.34-2ubuntu0.1
https://launchpad.net/ubuntu/+source/file/1:5.32-2ubuntu0.2
https://launchpad.net/ubuntu/+source/file/1:5.25-2ubuntu1.2

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