CVE-2026-74423
N/A
N/A
Summary
In the Linux kernel, the following vulnerability has been resolved:
accel/amdxdna: Fix leak when pinning ubuf pages
When pin_user_pages_fast() returns fewer pages than requested, the pages that were successfully pinned are not released, leading to a leak.
Fix this by unpinning any partially pinned pages before returning failure.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Linux | Linux | bd72d4acda1069579b35123e3cc0b21ec1193a21 < 68dc52f308a17c3103a349f722dd5dea32c50a88 | affected |
| Linux | Linux | bd72d4acda1069579b35123e3cc0b21ec1193a21 < 5b24e0903c58cdfd8ebfecb6ac5c5bacfd06e4e7 | affected |
| Linux | Linux | bd72d4acda1069579b35123e3cc0b21ec1193a21 < d946347edc4f0a7b846325323d77e936a4c90d0f | affected |
| Linux | Linux | 6.18 | affected |
| Linux | Linux | 0 < 6.18 | unaffected |
| Linux | Linux | 6.18.40 <= 6.18.* | unaffected |
| Linux | Linux | 7.1.5 <= 7.1.* | unaffected |
| Linux | Linux | 7.2-rc1 <= * | unaffected |
Weaknesses
References
- https://git.kernel.org/stable/c/68dc52f308a17c3103a349f722dd5dea32c50a88
- https://git.kernel.org/stable/c/5b24e0903c58cdfd8ebfecb6ac5c5bacfd06e4e7
- https://git.kernel.org/stable/c/d946347edc4f0a7b846325323d77e936a4c90d0f
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