CVE-2023-5536
First published: Mon Dec 11 2023(Updated: )
A feature in LXD (LP#1829071), affects the default configuration of Ubuntu Server which allows privileged users in the lxd group to escalate their privilege to root without requiring a sudo password.
Credit: security@ubuntu.com security@ubuntu.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Canonical Ubuntu Linux | <24.04 |
Remedy
Remove users from lxd group and configure multi-user LXD mode. https://discourse.ubuntu.com/t/easy-multi-user-lxd-setup/26215/4
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Reference Links
- https://discourse.ubuntu.com/t/easy-multi-user-lxd-setup/26215/4
- https://ubuntu.com/security/CVE-2023-5536
- https://bugs.launchpad.net/ubuntu/+source/lxd/+bug/1829071
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-5536
- https://security-tracker.debian.org/tracker/CVE-2023-5536
- https://launchpad.net/bugs/cve/CVE-2023-5536
- https://www.cve.org/CVERecord?id=CVE-2023-5536
- https://nvd.nist.gov/vuln/detail/CVE-2023-5536
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