CVE-2025-38542
net: appletalk: Fix device refcount leak in atrtr_create()
Reported by linux · Published August 16, 2025
In the Linux kernel, the following vulnerability has been resolved: net: appletalk: Fix device refcount leak in atrtr_create() When updating an existing route entry in atrtr_create(), the old device reference was not being released before assigning the new device, leading to a device refcount leak. Fix this by calling dev_put() to release the old device reference before holding the new one.
Fixed versions
Upgrade to a fixed version or later. Language registries are listed first, then Linux distributions, then vendor products.
| Package | Ecosystem | Fixed in |
|---|---|---|
| linux_kernel | linux | 6.15.7, 6.12.39, 6.6.99, 6.1.146, 5.15.189, 5.10.240, 5.4.296 |
| Linux | Linux | 711c80f7d8b163d3ecd463cd96f07230f488e750, 4a17370da6e476d3d275534e9e9cd2d02c57ca46 |
Risk scores
Affected products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux | c7f905f0f6d49ed8c1aa4566c31f0383a0ba0c9d, c7f905f0f6d49ed8c1aa4566c31f0383a0ba0c9d, c7f905f0f6d49ed8c1aa4566c31f0383a0ba0c9d |
| Linux | Linux | 2.6.12, 0, 5.4.296 |
| Linux | Linux | *, 6.16, 5.10.240 |
| linux | linux_kernel | 2.6.12, 2.6.12, 2.6.12 |
Timeline
- May 12, 2025 PoC Published (8 in total, the first dated here)
- Aug 16, 2025 EPSS Score (30 in total, the first dated here)
- Aug 16, 2025 CVE Published
- Mar 29, 2026 Distribution Patch (198 in total, the first dated here)
- Mar 29, 2026 Security Advisory (207 in total, the first dated here)
- Jun 9, 2026 Coalition ESS Score
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