https://seclists.org/oss-sec/2026/q2/67: libcap-2.77 (since libcap-2.04) has TOCTOU privilege escalation issue
Published Apr 9, 2026
·Updated
Affected Software
1 affected component
libcap libcap>=2.04<=2.77
Frequently Asked Questions
1
What is the severity of CVE-2026-XXXX?
The severity of CVE-2026-XXXX is categorized as high due to its potential for privilege escalation.
2
How do I fix CVE-2026-XXXX?
To fix CVE-2026-XXXX, update to the latest version of libcap that includes the security patch.
3
What systems are affected by CVE-2026-XXXX?
CVE-2026-XXXX affects all versions of libcap from 2.04 to 2.77.
4
What is a TOCTOU vulnerability in the context of CVE-2026-XXXX?
A TOCTOU vulnerability in CVE-2026-XXXX refers to a time-of-check-to-time-of-use flaw that can lead to privilege escalation.
5
Is CVE-2026-XXXX being actively exploited in the wild?
As of the latest information, there have been no confirmed active exploits for CVE-2026-XXXX.