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Security Advisory

USN-5462-1: Ruby vulnerabilities

Severity

Medium

Vendor

Canonical Ubuntu

Versions Affected

  • Canonical Ubuntu 18.04

Description

It was discovered that Ruby incorrectly handled certain regular expressions. An attacker could possibly use this issue to execute arbitrary code. This issue only affected Ubuntu 22.04 LTS. (CVE-2022-28738) It was discovered that Ruby incorrectly handled certain inputs. An attacker could possibly use this issue to expose sensitive information. (CVE-2022-28739) Update Instructions: Run `sudo pro fix USN-5462-1` to fix the vulnerability. The problem can be corrected by updating your system to the following package versions: ruby3.0-dev – 3.0.2-7ubuntu2.1 ruby3.0 – 3.0.2-7ubuntu2.1 ruby3.0-doc – 3.0.2-7ubuntu2.1 libruby3.0 – 3.0.2-7ubuntu2.1 No subscription required

CVEs contained in this USN include: CVE-2022-28738, CVE-2022-28739.

Affected Cloud Foundry Products and Versions

Severity is medium unless otherwise noted.

  • cflinuxfs3
    • All versions prior to 0.303.0
  • CF Deployment
    • All versions prior to 21.4.0

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 0.303.0 or greater
  • CF Deployment
    • Upgrade all versions to 21.4.0 or greater

History

2022-12-07: Initial vulnerability report published.

Cloud Foundry Foundation Security Team Profile Image

Cloud Foundry Foundation Security Team, AUTHOR

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