Low severity3.3NVD Advisory· Published Jul 1, 2021· Updated Jun 17, 2026
CVE-2021-36086
CVE-2021-36086
Description
The CIL compiler in SELinux 3.2 has a use-after-free in cil_reset_classpermission (called from cil_reset_classperms_set and cil_reset_classperms_list).
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
13- cpe:2.3:a:netapp:active_iq_unified_manager:-:*:*:*:*:linux:*:*
cpe:2.3:a:selinux_project:selinux:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:selinux_project:selinux:*:*:*:*:*:*:*:*range: <3.3
- (no CPE)range: <3.2
- cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:bootstrap_os:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:h610c_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:h610s_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:h615c_firmware:-:*:*:*:*:*:*:*
- SELinux/SELinuxdescription
- osv-coords3 versions
< 2.9-3.el8+ 2 more
- (no CPE)range: < 2.9-3.el8
- (no CPE)range: < 2.9-3.el8
- (no CPE)range: < 2.9-3.el8
Patches
Vulnerability mechanics
References
6- github.com/SELinuxProject/selinux/commit/c49a8ea09501ad66e799ea41b8154b6770fec2c8nvdPatchThird Party Advisory
- bugs.chromium.org/p/oss-fuzz/issues/detailnvdExploitIssue TrackingPatchThird Party Advisory
- github.com/google/oss-fuzz-vulns/blob/main/vulns/selinux/OSV-2021-536.yamlnvdThird Party Advisory
- lists.debian.org/debian-lts-announce/2024/10/msg00021.htmlnvdMailing ListThird Party Advisory
- security.netapp.com/advisory/ntap-20250207-0004/nvdThird Party Advisory
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U7ZYR3PIJ75N6U2IONJWCKZ5L2NKJTGR/nvdBroken Link
News mentions
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