vulnerability
Ubuntu: USN-5391-1 (CVE-2021-36084): libsepol vulnerabilities
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 2 | (AV:L/AC:L/Au:N/C:N/I:N/A:P) | Jul 1, 2021 | Apr 28, 2022 | Apr 16, 2026 |
Severity
2
CVSS
(AV:L/AC:L/Au:N/C:N/I:N/A:P)
Published
Jul 1, 2021
Added
Apr 28, 2022
Modified
Apr 16, 2026
Description
The CIL compiler in SELinux 3.2 has a use-after-free in __cil_verify_classperms (called from __cil_verify_classpermission and __cil_pre_verify_helper).
Solutions
ubuntu-pro-upgrade-libsepol1ubuntu-pro-upgrade-sepol-utilsubuntu-upgrade-libsepol1ubuntu-upgrade-sepol-utils
Rapid7 Labs
2026 Global Threat Landscape Report
The predictive window has collapsed. Exploitation follows disclosure in days. See how attackers are accelerating and how to stay ahead.