Severity
Medium
Vendor
Canonical Ubuntu
Versions Affected
- Canonical Ubuntu 16.04
- Canonical Ubuntu 18.04
Description
David Cook discovered that p11-kit incorrectly handled certain memory operations. An attacker could use this issue to cause p11-kit to crash, resulting in a denial of service, or possibly execute arbitrary code.
CVEs contained in this USN include: CVE-2020-29362, CVE-2020-29363, CVE-2020-29361.
Affected Cloud Foundry Products and Versions
Severity is medium unless otherwise noted.
- cflinuxfs3
- All versions prior to 0.220.0
- Xenial Stemcells
- 456.x versions prior to 456.133
- 621.x versions prior to 621.97
- All other stemcells not listed.
- CF Deployment
- All versions prior to 16.0.0
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 0.220.0 or greater
- Xenial Stemcells
- Upgrade 456.x versions to 456.133 or greater
- Upgrade 621.x versions to 621.97 or greater
- All other stemcells should be upgraded to the latest version available on bosh.io.
- CF Deployment
- Upgrade All versions to 16.0.0 or greater
References
History
2021-02-10: Initial vulnerability report published.
