fanotify: fix false positive on permission events
Summary
| CVE | CVE-2026-46150 |
|---|---|
| State | PUBLISHED |
| Assigner | Linux |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-05-28 10:16:30 UTC |
| Updated | 2026-05-28 13:44:01 UTC |
| Description | 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. |
Risk And Classification
EPSS: 0.000180000 probability, percentile 0.051640000 (date 2026-05-29)
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Linux | Linux | affected abc77577a669f424c5d0c185b9994f2621c52aa4 895ebbedf88318607c24acc0f591c74b165e1d0a git | Not specified |
| CNA | Linux | Linux | affected abc77577a669f424c5d0c185b9994f2621c52aa4 f130790f1acc8399f32652846c875a251efd040f git | Not specified |
| CNA | Linux | Linux | affected abc77577a669f424c5d0c185b9994f2621c52aa4 7baa02b0ae9d17ec5f08836d8ea88ce1927d0678 git | Not specified |
| CNA | Linux | Linux | affected abc77577a669f424c5d0c185b9994f2621c52aa4 b7b24b28c8cd55844cab908f4f39dded638d5538 git | Not specified |
| CNA | Linux | Linux | affected abc77577a669f424c5d0c185b9994f2621c52aa4 7746e3bd4cc19b5092e00d32d676e329bfcb6900 git | Not specified |
| CNA | Linux | Linux | affected 4.12 | Not specified |
| CNA | Linux | Linux | unaffected 4.12 semver | Not specified |
| CNA | Linux | Linux | unaffected 6.6.140 6.6.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.12.88 6.12.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.18.30 6.18.* semver | Not specified |
| CNA | Linux | Linux | unaffected 7.0.7 7.0.* semver | Not specified |
| CNA | Linux | Linux | unaffected 7.1-rc2 * original_commit_for_fix | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| git.kernel.org/stable/c/7746e3bd4cc19b5092e00d32d676e329bfcb6900 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/7baa02b0ae9d17ec5f08836d8ea88ce1927d0678 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/895ebbedf88318607c24acc0f591c74b165e1d0a | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/b7b24b28c8cd55844cab908f4f39dded638d5538 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/f130790f1acc8399f32652846c875a251efd040f | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.