CVE-2026-63881drm/amdkfd: fix a vulnerability of integer overflow in kfd debugger
Updated under an hour ago ()
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No exploitation reported and no EPSS estimate yet.
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In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: fix a vulnerability of integer overflow in kfd debugger get_queue_ids() computes array_size = num_queues * sizeof(uint32_t), which could overflow on 32-bit size_t build. using array_size() instead, it saturates to SIZE_MAX on overflow. (cherry picked from commit 2d57a0475f085c08b49312dfd8edcb461845f285)
- CVSS
- 7.8 HIGH (v3.1, CNA)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- Not given
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Linux
- NVD analysis
- Awaiting Analysis
- Record last updated
- Oct 16, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Linux Linux linux:linux (from the name) | from a70a93fa568b4f05aba548dadb673703eccf5480 before 4e5f808b454167cc58d7084a407a554d8ddc694d; from a70a93fa568b4f05aba548dadb673703eccf5480 before de70a80992396ee306ee3a2810ad28aa1608ba9b; from a70a93fa568b4f05aba548dadb673703eccf5480 before 5cf4a41aa0d74e4c83f82d2ce233b5189ed4b43c; from a70a93fa568b4f05aba548dadb673703eccf5480 before 4f9eeedc3d3151f8a226fd676c314a813edda5a1; from a70a93fa568b4f05aba548dadb673703eccf5480 before 93f5534b35a05ef8a0109c1eefa800062fee810a | CNA record |
References
- https://git.kernel.org/stable/c/4e5f808b454167cc58d7084a407a554d8ddc694d
- https://git.kernel.org/stable/c/de70a80992396ee306ee3a2810ad28aa1608ba9b
- https://git.kernel.org/stable/c/5cf4a41aa0d74e4c83f82d2ce233b5189ed4b43c
- https://git.kernel.org/stable/c/4f9eeedc3d3151f8a226fd676c314a813edda5a1
- https://git.kernel.org/stable/c/93f5534b35a05ef8a0109c1eefa800062fee810a
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.