Severity
High
Vendor
Canonical Ubuntu
Versions Affected
- Canonical Ubuntu 16.04
- Canonical Ubuntu 18.04
Description
Sergei Glazunov discovered that FreeType did not correctly handle certain malformed font files. If a user were tricked into using a specially crafted font file, a remote attacker could cause FreeType to crash or possibly execute arbitrary code with user privileges.
CVEs contained in this USN include: CVE-2020-15999.
Affected Cloud Foundry Products and Versions
Severity is high unless otherwise noted.
- cflinuxfs3
- All versions prior to 0.210.0
- Xenial Stemcells
- 315.x versions prior to 315.199
- 456.x versions prior to 456.126
- 621.x versions prior to 621.90
- All other stemcells not listed.
- CF Deployment
- All versions prior to 14.0.0
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 0.210.0 or greater
- Xenial Stemcells
- Upgrade 315.x versions to 315.199 or greater
- Upgrade 456.x versions to 456.126 or greater
- Upgrade 621.x versions to 621.90 or greater
- All other stemcells should be upgraded to the latest version available on bosh.io.
- CF Deployment
- Upgrade All versions to 14.0.0 or greater
References
History
2020-11-20: Initial vulnerability report published.
