What is CVE-2026-23280?

CVE-2026-23280 is a high-severity vulnerability in Linux. CVSS score: 7.8/10. Published 2026-03-25.

How severe is CVE-2026-23280?

High severity. CVSS v3 base score is 7.8 out of 10.

Vulnerability in Linux

CVE-2026-23280

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_ov…

EPSS: 0.000 (5.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Linux — versions bd72d4acda1069579b35123e3cc0b21ec1193a21, 6.18, 0
Linux Linux_kernel — versions 7.0

References

416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)

Frequently asked questions

What is CVE-2026-23280?: CVE-2026-23280 is a high-severity vulnerability in Linux. CVSS score: 7.8/10. Published 2026-03-25.
How severe is CVE-2026-23280?: High severity. CVSS v3 base score is 7.8 out of 10.