CVE-2021-36084
libsepol - security update
3.3
LOW
CVSS 3.1
EPSS 0.48%
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).
How to fix CVE-2021-36084
To remediate CVE-2021-36084, upgrade the affected package to a fixed version below.
- Debian/libsepol—upgrade to 3.1-1+deb11u1 or later
- Debian/libsepol—upgrade to 3.1-1+deb11u1 or later
Is CVE-2021-36084 being exploited?
Low — EPSS is 0.5%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 3.1-1+deb11u1
- from 0, < 3.1-1+deb11u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | LOW3.3 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L |