[USN-3759-2] libtirpc vulnerabilities
Leonidas S. Barbosa
leo.barbosa at canonical.com
Wed Sep 5 17:07:02 UTC 2018
==========================================================================
Ubuntu Security Notice USN-3759-2
September 05, 2018
libtirpc vulnerabilities
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 12.04 ESM
Summary:
Several security issues were fixed in libtirpc.
Software Description:
- libtirpc: transport-independent RPC library - development files
Details:
USN-3759-1 fixed a vulnerability in libtirpc. This update provides
the corresponding update for Ubuntu 12.04 ESM.
Original advisory details:
Aldy Hernandez discovered that libtirpc incorrectly handled certain
inputs. An attacker could possibly use this issue to cause a denial of
service. (CVE-2016-4429)
It was discovered that libtirpc incorrectly handled certain inputs.
An attacker could possibly use this issue to cause a denial of
service. (CVE-2018-14622)
It was discovered that libtirpc incorrectly handled certain strings.
An attacker could possibly use this issue to cause a denial of
service. (CVE-2017-8779)
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 12.04 ESM:
libtirpc-dev 0.2.2-5ubuntu0.1
libtirpc1 0.2.2-5ubuntu0.1
After a standard system update you need to reboot your computer to make
all the necessary changes.
References:
https://usn.ubuntu.com/usn/usn-3759-2
https://usn.ubuntu.com/usn/usn-3759-1
CVE-2016-4429, CVE-2017-8779, CVE-2018-14622
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