USN-4755-1: LibTIFF vulnerabilities

Published Feb 25, 2021
·
Updated

It was discovered that LibTIFF incorrectly handled certain malformed images. If a user or automated system were tricked into opening a specially crafted image, a remote attacker could crash the application, leading to a denial of service, or possibly execute arbitrary code with user privileges.

Affected Software

16 affected componentsFixes available
All of the following
ubuntu/libtiff-tools<4.1.0+git191117-2ubuntu0.20.10.1
4.1.0+git191117-2ubuntu0.20.10.1
Ubuntu Ubuntu=20.10
All of the following
ubuntu/libtiff5<4.1.0+git191117-2ubuntu0.20.10.1
4.1.0+git191117-2ubuntu0.20.10.1
Ubuntu Ubuntu=20.10
All of the following
ubuntu/libtiff-tools<4.1.0+git191117-2ubuntu0.20.04.1
4.1.0+git191117-2ubuntu0.20.04.1
Ubuntu Ubuntu=20.04
All of the following
ubuntu/libtiff5<4.1.0+git191117-2ubuntu0.20.04.1
4.1.0+git191117-2ubuntu0.20.04.1
Ubuntu Ubuntu=20.04
All of the following
ubuntu/libtiff-tools<4.0.9-5ubuntu0.4
4.0.9-5ubuntu0.4
Ubuntu Ubuntu=18.04
All of the following
ubuntu/libtiff5<4.0.9-5ubuntu0.4
4.0.9-5ubuntu0.4
Ubuntu Ubuntu=18.04
All of the following
ubuntu/libtiff-tools<4.0.6-1ubuntu0.8
4.0.6-1ubuntu0.8
Ubuntu Ubuntu=16.04
All of the following
ubuntu/libtiff5<4.0.6-1ubuntu0.8
4.0.6-1ubuntu0.8
Ubuntu Ubuntu=16.04

Event History

Feb 25, 2021
Advisory Published
via Ubuntu·12:00 AM

Child vulnerabilities

Contains the following vulnerabilities.

Frequently Asked Questions

1

What is the vulnerability ID?

USN-4755-1

2

What software is affected by USN-4755-1?

libtiff-tools and libtiff5 in Ubuntu versions 20.10, 20.04, 18.04, and 16.04

3

What is the impact of the USN-4755-1 vulnerability?

The vulnerability could allow a remote attacker to crash the application or execute arbitrary code with user privileges.

4

How can I fix the USN-4755-1 vulnerability?

Update to libtiff-tools version 4.1.0+git191117-2ubuntu0.20.10.1 for Ubuntu 20.10, libtiff-tools version 4.1.0+git191117-2ubuntu0.20.04.1 for Ubuntu 20.04, libtiff-tools version 4.0.9-5ubuntu0.4 for Ubuntu 18.04, and libtiff-tools version 4.0.6-1ubuntu0.8 for Ubuntu 16.04.

5

Where can I find more information about the USN-4755-1 vulnerability?

You can find more information about the USN-4755-1 vulnerability on the Ubuntu Security Notices website: [link].

Contact

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