USN-4971-1: libwebp vulnerabilities | Cloud Foundry

Severity

Medium

Vendor

Canonical Ubuntu

Versions Affected

• Canonical Ubuntu 18.04

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.

CVEs contained in this USN include: CVE-2020-36331, CVE-2018-25010, CVE-2018-25011, CVE-2020-36330, CVE-2020-36329, CVE-2018-25013, CVE-2018-25009, CVE-2020-36332, CVE-2020-36328, CVE-2018-25014, CVE-2018-25012.

Affected Cloud Foundry Products and Versions

Severity is medium unless otherwise noted.

• cflinuxfs3
  • All versions prior to 0.242.0
• CF Deployment
  • All versions prior to 16.15.0

Mitigation

Users of affected products are strongly encouraged to follow the mitigations below. The Cloud Foundry project recommends upgrading the following releases:

• cflinuxfs3
  • Upgrade all versions to 0.242.0 or greater
• CF Deployment
  • Upgrade all versions to 16.15.0 or greater

References

• USN Notice
• CVE-2020-36331
• CVE-2018-25010
• CVE-2018-25011
• CVE-2020-36330
• CVE-2020-36329
• CVE-2018-25013
• CVE-2018-25009
• CVE-2020-36332
• CVE-2020-36328
• CVE-2018-25014
• CVE-2018-25012

History

2021-06-11: Initial vulnerability report published.