High severity7.8NVD Advisory· Published Mar 25, 2026· Updated Jun 17, 2026

CVE-2026-23280

Description

In the Linux kernel, the following vulnerability has been resolved:

accel/amdxdna: Prevent ubuf size overflow

The ubuf size calculation may overflow, resulting in an undersized allocation and possible memory corruption.

Use check_add_overflow() helpers to validate the size calculation before allocation.

LLM-synthesized narrative grounded in this CVE's description and references.

Linux/Kernel3 versions
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*range: >=6.18,<6.18.17
- cpe:2.3:o:linux:linux_kernel:7.0:rc1:*:*:*:*:*:*
- (no CPE)
osv-coords
pkg:linux/kernel
Range: >= 6.18.0, < 6.18.17

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