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Ubuntu Security Notice USN-5725-2

Ubuntu Security Notice USN-5725-2
Posted May 23, 2023
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 5725-2 - USN-5725-1 fixed a vulnerability in Go. This update provides the corresponding update for Ubuntu 16.04 LTS. Diederik Loerakker, Jonny Rhea, Raúl Kripalani, and Preston Van Loon discovered that Go incorrectly handled certain inputs. An attacker could possibly use this issue to cause Go applications to hang or crash, resulting in a denial of service.

tags | advisory, denial of service
systems | linux, ubuntu
advisories | CVE-2020-16845
SHA-256 | c1d4db4b1676e74edd2489358097ff57f961cfd2a391313d0d5d10f6276a44d2

Ubuntu Security Notice USN-5725-2

Change Mirror Download
==========================================================================
Ubuntu Security Notice USN-5725-2
May 23, 2023

golang-1.13 vulnerability
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 16.04 LTS (Available with Ubuntu Pro)

Summary:

Go applications could be made to hang or crash if they received
specially crafted input.

Software Description:
- golang-1.13: Go programming language compiler

Details:

USN-5725-1 fixed a vulnerability in Go. This update provides
the corresponding update for Ubuntu 16.04 LTS.

Original advisory details:

Diederik Loerakker, Jonny Rhea, Raúl Kripalani, and Preston
Van Loon discovered that Go incorrectly handled certain inputs.
An attacker could possibly use this issue to cause Go applications
to hang or crash, resulting in a denial of service.

Update instructions:

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

Ubuntu 16.04 LTS (Available with Ubuntu Pro):
golang-1.13 1.13.8-1ubuntu1~16.04.3+esm2
golang-1.13-go 1.13.8-1ubuntu1~16.04.3+esm2
golang-1.13-src 1.13.8-1ubuntu1~16.04.3+esm2

In general, a standard system update will make all the necessary changes.
You still need to update all packages built with the affected version.

References:
https://ubuntu.com/security/notices/USN-5725-2
https://ubuntu.com/security/notices/USN-5725-1
CVE-2020-16845


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