CVE-2025-40276
drm/panthor: Flush shmem writes before mapping buffers CPU-uncached
CVSS Score
7.3
EPSS Score
0.0%
EPSS Percentile
0th
In the Linux kernel, the following vulnerability has been resolved: drm/panthor: Flush shmem writes before mapping buffers CPU-uncached The shmem layer zeroes out the new pages using cached mappings, and if we don't CPU-flush we might leave dirty cachelines behind, leading to potential data leaks and/or asynchronous buffer corruption when dirty cachelines are evicted.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Dec 6, 2025 |
| Last Updated | Aug 5, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:H Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
Linux / Linux
8a1cc07578bf42d85f008316873d710ff684dd29 < 8355eea2a2e9c323021dfdcb95d7767d382123c4 8a1cc07578bf42d85f008316873d710ff684dd29 < 7a12f9c96d06b145562f76ffb20369b4692f0911 8a1cc07578bf42d85f008316873d710ff684dd29 < 576c930e5e7dcb937648490611a83f1bf0171048
Linux / Linux
6.10