CVE-2026-23280

EUVD-2026-15200
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.8 HIGH
LOCAL
LOW
LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 2%
Affected Products (NVD)
VendorProductVersion
linuxlinux_kernel
6.18 ≤
𝑥
< 6.18.17
linuxlinux_kernel
6.19 ≤
𝑥
< 6.19.7
linuxlinux_kernel
7.0:rc1
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
linux
bookworm
6.1.170-3
fixed
bookworm (security)
6.1.174-1
fixed
bullseye
5.10.223-1
fixed
bullseye (security)
5.10.257-1
fixed
forky
7.0.12-2
fixed
sid
7.0.13-1
fixed
trixie
6.12.86-1
fixed
trixie (security)
6.12.94-1
fixed
References
https://git.kernel.org/stable/c/03808abb1d868aed7478a11a82e5bb4b3f1ca6d6
https://git.kernel.org/stable/c/1500b31db94374a6669e73ce94d6f71cf8e85e06
https://git.kernel.org/stable/c/972bf4a23478fcb247b4f507d47a584bc8aea5bd