Severity

Medium

Vendor

VMware Tanzu

Versions Affected

• Canonical Ubuntu 18.04

Description

It was discovered that OpenEXR incorrectly handled certain malformed EXR image files. If a user were tricked into opening a crafted EXR image file, a remote attacker could cause a denial of service, or possibly execute arbitrary code.

CVEs contained in this USN include: CVE-2021-3476, CVE-2021-3475, CVE-2021-3474, CVE-2021-3477, CVE-2021-3478, CVE-2021-3479

Affected VMware Products and Versions

Severity is medium unless otherwise noted.

• Isolation Segment
  • 2.7.x versions prior to 2.7.32
  • 2.8.x versions prior to 2.8.26
  • 2.9.x versions prior to 2.9.20
  • 2.10.x versions prior to 2.10.12
  • 2.11.x versions prior to 2.11.1
• VMware Tanzu Application Service for VMs
  • 2.7.x versions prior to 2.7.33
  • 2.8.x versions prior to 2.8.27
  • 2.9.x versions prior to 2.9.21
  • 2.10.x versions prior to 2.10.13
  • 2.11.x versions prior to 2.11.1

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
  • 2.7.32
  • 2.8.26
  • 2.9.20
  • 2.10.12
  • 2.11.1
• VMware Tanzu Application Service for VMs
  • 2.7.33
  • 2.8.27
  • 2.9.21
  • 2.10.13
  • 2.11.1

References

• https://people.canonical.com/~ubuntu-security/cve/CVE-2021-3476
• https://people.canonical.com/~ubuntu-security/cve/CVE-2021-3475
• https://people.canonical.com/~ubuntu-security/cve/CVE-2021-3474
• https://people.canonical.com/~ubuntu-security/cve/CVE-2021-3477
• https://people.canonical.com/~ubuntu-security/cve/CVE-2021-3478
• https://people.canonical.com/~ubuntu-security/cve/CVE-2021-3479
• https://ubuntu.com/security/notices/USN-4900-1
• https://cloudfoundry.org/blog/usn-4900-1

History

2021-09-13: Initial vulnerability report published.