USN-5260-2: Samba vulnerability | Cloud Foundry

Severity

High

Vendor

Canonical Ubuntu

Versions Affected

• Canonical Ubuntu 18.04

Description

Orange Tsai discovered that the Samba vfs_fruit module incorrectly handled certain memory operations. A remote attacker could use this issue to cause Samba to crash, resulting in a denial of service, or possibly execute arbitrary code as root. (CVE-2021-44142)

CVEs contained in this USN include: CVE-2021-44142.

Affected Cloud Foundry Products and Versions

Severity is high unless otherwise noted.

• cflinuxfs3
  • All versions prior to 0.274.0
• CF Deployment
  • All versions prior to 18.0.0

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 0.274.0 or greater
• CF Deployment
  • Upgrade all versions to 18.0.0 or greater

References

• USN Notice
• CVE-2021-44142

History

2022-03-10: Initial vulnerability report published.