The CIL compiler in SELinux 3.2 has a heap-based buffer over-read in ebitmap_match_any (called indirectly from cil_check_neverallow). This occurs because there is sometimes a lack of checks for invalid statements in an optional block.
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Score 3.3 from GitHub Security Advisory published 2022-05-24. NVD baseline CVSS 3.3; sources differ by 0.0.
The CIL compiler in SELinux 3.2 has a heap-based buffer over-read in ebitmap_match_any (called indirectly from cil_check_neverallow). This occurs because there is sometimes a lack of checks for invalid statements in an optional block.
July 1, 2021
November 3, 2025
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| ubuntu | sepol-utils (2.4-2ubuntu0.1~esm1) @ xenial | 2026-05-26 | ubuntu |
| redhat | libsepol-0:2.9-3.el8 | 2021-11-09 | redhat |
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redhat
CWE-125