USN-6677-1: libde265 vulnerabilities

Severity

Unknown

Vendor

Canonical Ubuntu

Description

It was discovered that libde265 could be made to dereference invalid memory. If a user or automated system were tricked into opening a specially crafted file, an attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 20.04 LTS and Ubuntu 22.04 LTS. (CVE-2023-27102) It was discovered that libde265 could be made to write out of bounds. If a user or automated system were tricked into opening a specially crafted file, an attacker could possibly use this issue to cause a denial of service or execute arbitrary code. This issue only affected Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, and Ubuntu 22.04 LTS. (CVE-2023-27103) It was discovered that libde265 could be made to write out of bounds. If a user or automated system were tricked into opening a specially crafted file, an attacker could possibly use this issue to cause a denial of service or execute arbitrary code. (CVE-2023-43887, CVE-2023-47471, CVE-2023-49465, CVE-2023-49467, CVE-2023-49468) Update Instructions: Run `sudo pro fix USN-6677-1` to fix the vulnerability. The problem can be corrected by updating your system to the following package versions: libde265-0 – 1.0.2-2ubuntu0.16.04.1~esm4 libde265-examples – 1.0.2-2ubuntu0.16.04.1~esm4 libde265-dev – 1.0.2-2ubuntu0.16.04.1~esm4 Available with Ubuntu Pro: https://ubuntu.com/pro

Affected Cloud Foundry Products and Versions

Severity is unknown unless otherwise noted.

• cflinuxfs4
  • All versions prior to 1.81.0
• CF Deployment
  • All versions prior to 39.4.0

Mitigation

Users of affected products are strongly encouraged to follow the mitigations below.

The Cloud Foundry project recommends upgrading the following releases:

• cflinuxfs4
  • Upgrade all versions to 1.81.0 or greater
• CF Deployment
  • Upgrade all versions to 39.4.0 or greater

History

2024-04-04: Initial vulnerability report published.