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USN-6369-1: libwebp vulnerability

Severity

Medium

Vendor

VMware Tanzu

Versions Affected

• Canonical Ubuntu 22.04

Description

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. Update Instructions: Run `sudo pro fix USN-6369-1` to fix the vulnerability. The problem can be corrected by updating your system to the following package versions: webp - 0.6.1-2ubuntu0.20.04.3 libwebp6 - 0.6.1-2ubuntu0.20.04.3 libwebpmux3 - 0.6.1-2ubuntu0.20.04.3 libwebp-dev - 0.6.1-2ubuntu0.20.04.3 libwebpdemux2 - 0.6.1-2ubuntu0.20.04.3 No subscription required

CVEs contained in this USN include: CVE-2023-4863

Affected VMware Products and Versions

Severity is medium unless otherwise noted.

• Isolation Segment
  • 3.0.x versions prior to 3.0.17
  • 4.0.x versions prior to 4.0.9+LTS-T

• VMware Tanzu Application Service for VMs
  • 3.0.x versions prior to 3.0.17
  • 4.0.x versions prior to 4.0.9+LTS-T

Mitigation

Users of affected products are strongly encouraged to follow the mitigation below. On the Tanzu Network product page for each release, check the Depends On section and/or Release Notes for this information. Releases that have fixed this issue include:

• Isolation Segment
  • 3.0.17
  • 4.0.9+LTS-T

• VMware Tanzu Application Service for VMs
  • 3.0.17
  • 4.0.9+LTS-T

References

• https://ubuntu.com/security/CVE-2023-4863
• https://ubuntu.com/security/notices/USN-6369-1

History

2023-10-18: Initial vulnerability report published.