https://seclists.org/oss-sec/2026/q1/360: Buffer overflow in /bin/su from UNIX v4
Published Mar 20, 2026
·Updated
Affected Software
1 affected component
Bell Labs Research Unix Version 4=4
Frequently Asked Questions
1
What is the severity of CVE-2026-XXXX?
The severity of CVE-2026-XXXX is classified as critical due to the potential for remote code execution.
2
How do I fix CVE-2026-XXXX?
To fix CVE-2026-XXXX, you should apply any available patches or updates from the software vendor while considering migrating to a more secure version of the operating system.
3
What exploit vectors are associated with CVE-2026-XXXX?
CVE-2026-XXXX can be exploited through specially crafted input that triggers the buffer overflow in the /bin/su binary.
4
What systems are affected by CVE-2026-XXXX?
CVE-2026-XXXX affects systems running Bell Labs Research Unix Version 4.
5
Is CVE-2026-XXXX detectable by security tools?
Yes, security tools designed to detect buffer overflow vulnerabilities can identify CVE-2026-XXXX.