https://seclists.org/oss-sec/2026/q2/60: 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 critical due to its potential for privilege escalation.
2
How do I fix CVE-2026-xxxx?
To fix CVE-2026-xxxx, update to libcap version 2.78 or later.
3
What systems are affected by CVE-2026-xxxx?
CVE-2026-xxxx affects all versions of libcap from 2.04 up to and including 2.77.
4
What is the nature of CVE-2026-xxxx vulnerability?
CVE-2026-xxxx is a TOCTOU (Time of Check to Time of Use) privilege escalation issue.
5
Is CVE-2026-xxxx actively exploited?
As of now, there have been no reports of active exploitation for CVE-2026-xxxx.