High 8.4Published Jul 25, 2025

CVE-2025-38375virtio-net: ensure the received length does not exceed allocated size

Updated under an hour ago (Oct 26, 2026, 1:50 PM ET)

Does this affect you?

It affects Linux and 2 other products. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

Do this next

Start free and add your stack

Free account, 1 product

Every CVE for Linux

Exploited in the last 30 days

In the Linux kernel, the following vulnerability has been resolved: virtio-net: ensure the received length does not exceed allocated size In xdp_linearize_page, when reading the following buffers from the ring, we forget to check the received length with the true allocate size. This can lead to an out-of-bound read. This commit adds that missing check.

CVSS: 8.4 HIGH (v3.1, CNA)CVSS:3.1/AV:L/AC:L/PR:N/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: Modified
Record last updated: Oct 15, 2026
First seen by InfoSec Signals: Oct 15, 2026

Affected products

Affected products

Linux Linux linux:linux (from the name)	4941d472bf95b4345d6e38906fcf354e74afa311 builds before 773e95c268b5d859f51f7547559734fd2a57660c; from 4941d472bf95b4345d6e38906fcf354e74afa311 before ddc8649d363141fb3371dd81a73e1cb4ef8ed1e1; 4941d472bf95b4345d6e38906fcf354e74afa311 builds before 982beb7582c193544eb9c6083937ec5ac1c9d651; 4941d472bf95b4345d6e38906fcf354e74afa311 builds before 6aca3dad2145e864dfe4d1060f45eb1bac75dd58; 4941d472bf95b4345d6e38906fcf354e74afa311 builds before 80b971be4c37a4d23a7f1abc5ff33dc7733d649b; from 4941d472bf95b4345d6e38906fcf354e74afa311 before bc68bc3563344ccdc57d1961457cdeecab8f81ef; 4941d472bf95b4345d6e38906fcf354e74afa311 builds before 11f2d0e8be2b5e784ac45fa3da226492c3e506d8; 4941d472bf95b4345d6e38906fcf354e74afa311 builds before 315dbdd7cdf6aa533829774caaf4d25f1fd20e73	CNA record
linux linux_kernel linux:linux_kernel	from 4.14 before 5.4.297; from 5.5 before 5.10.241; from 5.11 before 5.15.189; from 5.16 before 6.1.144; from 6.2 before 6.6.97; from 6.7 before 6.12.37; from 6.13 before 6.15.6; 6.16; and 3 more ranges	NVD
debian debian_linux debian:debian_linux	11.0	NVD

References

References

https://git.kernel.org/stable/c/773e95c268b5d859f51f7547559734fd2a57660c	patch
https://git.kernel.org/stable/c/ddc8649d363141fb3371dd81a73e1cb4ef8ed1e1	patch
https://git.kernel.org/stable/c/982beb7582c193544eb9c6083937ec5ac1c9d651	patch
https://git.kernel.org/stable/c/6aca3dad2145e864dfe4d1060f45eb1bac75dd58	patch
https://git.kernel.org/stable/c/80b971be4c37a4d23a7f1abc5ff33dc7733d649b	patch
https://git.kernel.org/stable/c/bc68bc3563344ccdc57d1961457cdeecab8f81ef	patch
https://git.kernel.org/stable/c/11f2d0e8be2b5e784ac45fa3da226492c3e506d8	patch
https://git.kernel.org/stable/c/315dbdd7cdf6aa533829774caaf4d25f1fd20e73	patch
https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html	third-party-advisory
https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html	third-party-advisory

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.