CVE-2026-46150
7.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Summary
In the Linux kernel, the following vulnerability has been resolved:
fanotify: fix false positive on permission events
fsnotify_get_mark_safe() may return false for a mark on an unrelated group, which results in bypassing the permission check.
Fix by skipping over detached marks that are not in the current group.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Linux | Linux | abc77577a669f424c5d0c185b9994f2621c52aa4 < a24765332e129c1916d5a6615418b75599b8fcdc | affected |
| Linux | Linux | abc77577a669f424c5d0c185b9994f2621c52aa4 < 4a7611ad653785fcdea5ff5f4441e2b7d05b7f11 | affected |
| Linux | Linux | abc77577a669f424c5d0c185b9994f2621c52aa4 < 04bb66be92f48ed13c3faf1139d892df228789bc | affected |
| Linux | Linux | abc77577a669f424c5d0c185b9994f2621c52aa4 < 895ebbedf88318607c24acc0f591c74b165e1d0a | affected |
| Linux | Linux | abc77577a669f424c5d0c185b9994f2621c52aa4 < f130790f1acc8399f32652846c875a251efd040f | affected |
| Linux | Linux | abc77577a669f424c5d0c185b9994f2621c52aa4 < 7baa02b0ae9d17ec5f08836d8ea88ce1927d0678 | affected |
| Linux | Linux | abc77577a669f424c5d0c185b9994f2621c52aa4 < b7b24b28c8cd55844cab908f4f39dded638d5538 | affected |
| Linux | Linux | abc77577a669f424c5d0c185b9994f2621c52aa4 < 7746e3bd4cc19b5092e00d32d676e329bfcb6900 | affected |
| Linux | Linux | 4.12 | affected |
| Linux | Linux | 0 < 4.12 | unaffected |
| Linux | Linux | 5.10.258 <= 5.10.* | unaffected |
| Linux | Linux | 5.15.209 <= 5.15.* | unaffected |
| Linux | Linux | 6.1.175 <= 6.1.* | unaffected |
| Linux | Linux | 6.6.140 <= 6.6.* | unaffected |
| Linux | Linux | 6.12.88 <= 6.12.* | unaffected |
| Linux | Linux | 6.18.30 <= 6.18.* | unaffected |
| Linux | Linux | 7.0.7 <= 7.0.* | unaffected |
| Linux | Linux | 7.1 <= * | unaffected |
Weaknesses
References
- https://git.kernel.org/stable/c/a24765332e129c1916d5a6615418b75599b8fcdc
- https://git.kernel.org/stable/c/4a7611ad653785fcdea5ff5f4441e2b7d05b7f11
- https://git.kernel.org/stable/c/04bb66be92f48ed13c3faf1139d892df228789bc
- https://git.kernel.org/stable/c/895ebbedf88318607c24acc0f591c74b165e1d0a
- https://git.kernel.org/stable/c/f130790f1acc8399f32652846c875a251efd040f
- https://git.kernel.org/stable/c/7baa02b0ae9d17ec5f08836d8ea88ce1927d0678
- https://git.kernel.org/stable/c/b7b24b28c8cd55844cab908f4f39dded638d5538
- https://git.kernel.org/stable/c/7746e3bd4cc19b5092e00d32d676e329bfcb6900
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