Severity
Medium
Vendor
Canonical Ubuntu
Versions Affected
- Canonical Ubuntu 22.04
Description
It was discovered that Sudo incorrectly handled the per-command chroot feature. In certain environments where Sudo is configured with a rule that contains a CHROOT setting, a local attacker could use this issue to cause Sudo to crash, resulting in a denial of service, or possibly escalate privileges. Update Instructions: Run `sudo pro fix USN-5908-1` to fix the vulnerability. The problem can be corrected by updating your system to the following package versions: sudo-ldap – 1.9.9-1ubuntu2.3 sudo – 1.9.9-1ubuntu2.3 No subscription required
CVEs contained in this USN include: CVE-2023-27320.
Affected Cloud Foundry Products and Versions
Severity is medium unless otherwise noted.
- cflinuxfs4
- All versions prior to 0.70.0
- Jammy Stemcells
- 1.x versions prior to 1.93
- All other stemcells not listed.
- CF Deployment
- All versions with Jammy Stemcells prior to 1.93
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 0.70.0 or greater
- Jammy Stemcells
- Upgrade 1.x versions to 1.93 or greater
- All other stemcells should be upgraded to the latest version available on bosh.io.
- CF Deployment
- For all versions, upgrade Jammy Stemcells to 1.93 or greater
References
History
2023-03-23: Initial vulnerability report published.