CVE-2021-36085
The CIL compiler in SELinux 3.2 has a use-after-free in __cil_verify_classperms (called from __verify_map_perm_classperms and hashtab_map).
| Software | From | Fixed in |
|---|---|---|
| selinux_project / selinux | 3.2 | 3.2.x |
| fedoraproject / fedora | 35 | 35.x |
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=31124
- https://github.com/google/oss-fuzz-vulns/blob/main/vulns/selinux/OSV-2021-421.yaml
- https://github.com/SELinuxProject/selinux/commit/2d35fcc7e9e976a2346b1de20e54f8663e8a6cba
- https://lists.debian.org/debian-lts-announce/2024/10/msg00021.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/U7ZYR3PIJ75N6U2IONJWCKZ5L2NKJTGR/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U7ZYR3PIJ75N6U2IONJWCKZ5L2NKJTGR/
- https://security.netapp.com/advisory/ntap-20250207-0004/
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