What is the vulnerability fixed in USN-6369-2?

The vulnerability fixed in USN-6369-2 is a vulnerability in libwebp.

How does libwebp handle malformed images?

Libwebp incorrectly handles certain malformed images, which can be exploited by opening a specially crafted image.

What is the affected software for USN-6369-2?

The affected software for USN-6369-2 includes libwebp6, libwebpdemux2, and libwebpmux3 on Ubuntu 18.04 LTS.

What is the severity of the vulnerability in USN-6369-2?

The severity of the vulnerability in USN-6369-2 is not mentioned in the information provided.

How can I fix the vulnerability in USN-6369-2?

To fix the vulnerability in USN-6369-2, update libwebp to version 0.6.1-2ubuntu0.18.04.2+esm1 or later.

Vulnerability/
USN-6369-2

28/9/2023

USN-6369-2: libwebp vulnerability

First published: Thu Sep 28 2023(Updated: )

USN-6369-1 fixed a vulnerability in libwebp. This update provides the corresponding update for Ubuntu 18.04 LTS. Original advisory details: It was discovered that libwebp incorrectly handled certain malformed images. If a user or automated system were tricked into opening a specially crafted image file, a remote attacker could use this issue to cause libwebp to crash, resulting in a denial of service, or possibly execute arbitrary code.

Affected Software	Affected Version	How to fix
All of
ubuntu/libwebp6	<0.6.1-2ubuntu0.18.04.2+esm1	0.6.1-2ubuntu0.18.04.2+esm1
Ubuntu	=18.04
All of
ubuntu/libwebpdemux2	<0.6.1-2ubuntu0.18.04.2+esm1	0.6.1-2ubuntu0.18.04.2+esm1
Ubuntu	=18.04
All of
ubuntu/libwebpmux3	<0.6.1-2ubuntu0.18.04.2+esm1	0.6.1-2ubuntu0.18.04.2+esm1
Ubuntu	=18.04

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Reference Links

Child vulnerabilities

(Contains the following vulnerabilities)

CVE-2023-4863

Frequently Asked Questions

What is the vulnerability fixed in USN-6369-2?
The vulnerability fixed in USN-6369-2 is a vulnerability in libwebp.
How does libwebp handle malformed images?
Libwebp incorrectly handles certain malformed images, which can be exploited by opening a specially crafted image.
What is the affected software for USN-6369-2?
The affected software for USN-6369-2 includes libwebp6, libwebpdemux2, and libwebpmux3 on Ubuntu 18.04 LTS.
What is the severity of the vulnerability in USN-6369-2?
The severity of the vulnerability in USN-6369-2 is not mentioned in the information provided.
How can I fix the vulnerability in USN-6369-2?
To fix the vulnerability in USN-6369-2, update libwebp to version 0.6.1-2ubuntu0.18.04.2+esm1 or later.

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