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Vulnerability record · CVE-2026-23280 · published 25 March 2026

CVE-2026-23280: Linux kernel vulnerability

Linux · Linux Kernel

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.

7.8 CVSS 3.1 High EPSS 0.13% · top 98.0%
7.8CVSS 3.1 base score
0.13%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
3References
17 Jun 2026Last modified by NVD

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.

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://git.kernel.org/stable/c/03808abb1d868aed7478a11a82e5bb4b3f1ca6d6 Patch
https://git.kernel.org/stable/c/1500b31db94374a6669e73ce94d6f71cf8e85e06 Patch
https://git.kernel.org/stable/c/972bf4a23478fcb247b4f507d47a584bc8aea5bd Patch

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Source: NIST National Vulnerability Database (record CVE-2026-23280), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.