Debian Security Advisory
DSA-4839-1 sudo -- security update
- Date Reported:
- 26 Jan 2021
- Affected Packages:
- Security database references:
- In Mitre's CVE dictionary: CVE-2021-3156.
- More information:
The Qualys Research Labs discovered a heap-based buffer overflow vulnerability in sudo, a program designed to provide limited super user privileges to specific users. Any local user (sudoers and non-sudoers) can exploit this flaw for root privilege escalation.
For the stable distribution (buster), this problem has been fixed in version 1.8.27-1+deb10u3.
We recommend that you upgrade your sudo packages.
For the detailed security status of sudo please refer to its security tracker page at: https://security-tracker.debian.org/tracker/sudo