USN-6369-1: libwebp vulnerability

Published Sep 14, 2023
·
Updated

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

18 affected componentsFixes available
All of the following
ubuntu/libwebp7<1.2.4-0.1ubuntu0.23.04.2
1.2.4-0.1ubuntu0.23.04.2
Ubuntu Ubuntu=23.04
All of the following
ubuntu/libwebpdemux2<1.2.4-0.1ubuntu0.23.04.2
1.2.4-0.1ubuntu0.23.04.2
Ubuntu Ubuntu=23.04
All of the following
ubuntu/libwebpmux3<1.2.4-0.1ubuntu0.23.04.2
1.2.4-0.1ubuntu0.23.04.2
Ubuntu Ubuntu=23.04
All of the following
ubuntu/libwebp7<1.2.2-2ubuntu0.22.04.2
1.2.2-2ubuntu0.22.04.2
Ubuntu Ubuntu=22.04
All of the following
ubuntu/libwebpdemux2<1.2.2-2ubuntu0.22.04.2
1.2.2-2ubuntu0.22.04.2
Ubuntu Ubuntu=22.04
All of the following
ubuntu/libwebpmux3<1.2.2-2ubuntu0.22.04.2
1.2.2-2ubuntu0.22.04.2
Ubuntu Ubuntu=22.04
All of the following
ubuntu/libwebp6<0.6.1-2ubuntu0.20.04.3
0.6.1-2ubuntu0.20.04.3
Ubuntu Ubuntu=20.04
All of the following
ubuntu/libwebpdemux2<0.6.1-2ubuntu0.20.04.3
0.6.1-2ubuntu0.20.04.3
Ubuntu Ubuntu=20.04
All of the following
ubuntu/libwebpmux3<0.6.1-2ubuntu0.20.04.3
0.6.1-2ubuntu0.20.04.3
Ubuntu Ubuntu=20.04

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade ubuntu/libwebp7 to a version that resolves this vulnerability.

    Fixed in 1.2.4-0.1ubuntu0.23.04.2
  2. Upgrade

    Upgrade ubuntu/libwebpdemux2 to a version that resolves this vulnerability.

    Fixed in 1.2.4-0.1ubuntu0.23.04.2
  3. Upgrade

    Upgrade ubuntu/libwebpmux3 to a version that resolves this vulnerability.

    Fixed in 1.2.4-0.1ubuntu0.23.04.2
  4. Upgrade

    Upgrade ubuntu/libwebp7 to a version that resolves this vulnerability.

    Fixed in 1.2.2-2ubuntu0.22.04.2
  5. Upgrade

    Upgrade ubuntu/libwebpdemux2 to a version that resolves this vulnerability.

    Fixed in 1.2.2-2ubuntu0.22.04.2
  6. Upgrade

    Upgrade ubuntu/libwebpmux3 to a version that resolves this vulnerability.

    Fixed in 1.2.2-2ubuntu0.22.04.2
  7. Upgrade

    Upgrade ubuntu/libwebp6 to a version that resolves this vulnerability.

    Fixed in 0.6.1-2ubuntu0.20.04.3
  8. Upgrade

    Upgrade ubuntu/libwebpdemux2 to a version that resolves this vulnerability.

    Fixed in 0.6.1-2ubuntu0.20.04.3
  9. Upgrade

    Upgrade ubuntu/libwebpmux3 to a version that resolves this vulnerability.

    Fixed in 0.6.1-2ubuntu0.20.04.3

Event History

Sep 14, 2023
Advisory Published
via Ubuntu·12:00 AM

Child vulnerabilities

Contains the following vulnerabilities.

Frequently Asked Questions

1

What is USN-6369-1?

USN-6369-1 is a security notice for a vulnerability in libwebp.

2

What is the severity of USN-6369-1?

The severity of USN-6369-1 is not mentioned in the provided information.

3

How can the libwebp vulnerability be exploited?

The libwebp vulnerability can be exploited by tricking a user or automated system into opening a specially crafted image file.

4

What is the impact of the libwebp vulnerability?

The impact of the libwebp vulnerability can result in a denial of service or possibly allow the execution of arbitrary code.

5

How can I fix the libwebp vulnerability?

To fix the libwebp vulnerability, update to version 1.2.4-0.1ubuntu0.23.04.2 for Ubuntu 23.04, version 1.2.2-2ubuntu0.22.04.2 for Ubuntu 22.04, or version 0.6.1-2ubuntu0.20.04.3 for Ubuntu 20.04.

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