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Fencer Vulns
medium 5.5

CVE-2025-38200 json

i40e: fix MMIO write access to an invalid page in i40e_clear_hw

published 2025-07-04 16 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-20056

cvss
5.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 12%
public exploits
0
none known

Summary

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

i40e: fix MMIO write access to an invalid page in i40e_clear_hw

When the device sends a specific input, an integer underflow can occur, leading to MMIO write access to an invalid page.

Prevent the integer underflow by changing the type of related variables.

Patch / fix

  • Linux Linux 5.4.295, 5.10.239, 5.15.186, 6.1.142, 6.6.95, 6.12.35, 6.15.4, 6.16
  • linux Debian 12 6.1.147-1
  • linux Debian 14, Debian 13 6.12.35-1

debian advisories DEBIAN-CVE-2025-38200

  • linux Ubuntu 22.04 LTS 5.15.0-156.166
  • linux Ubuntu 24.04 LTS 6.8.0-100.100
  • linux-aws Ubuntu 22.04 LTS 5.15.0-1092.99
  • linux-aws Ubuntu 24.04 LTS 6.8.0-1046.49
  • linux-gcp Ubuntu 22.04 LTS 5.15.0-1092.101
  • linux-gcp Ubuntu 24.04 LTS 6.8.0-1047.50
  • linux-gke Ubuntu 22.04 LTS 5.15.0-1089.95
  • linux-gke Ubuntu 24.04 LTS 6.8.0-1043.48

ubuntu advisories UBUNTU-CVE-2025-38200

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • kernel RHEL 10.1 6.12.0-124.8.1.el10_1
  • rv RHEL 10.1 6.12.0-124.8.1.el10_1
  • perf RHEL 10.1 6.12.0-124.8.1.el10_1
  • rtla RHEL 10.1 6.12.0-124.8.1.el10_1
  • libperf RHEL 10.1 6.12.0-124.8.1.el10_1
  • kernel-rt RHEL 10.1 6.12.0-124.8.1.el10_1
  • kernel-64k RHEL 10.1 6.12.0-124.8.1.el10_1
  • kernel-core RHEL 10.1 6.12.0-124.8.1.el10_1

red hat advisories RHSA-2025:22752RHSA-2025:21667RHSA-2025:20095RHSA-2025:18098RHSA-2025:18054RHSA-2025:17570

  • kernel-rt Real Time Module 15 SP6, openSUSE Leap 15.6 6.4.0-150600.10.49.1
  • kernel-syms-rt Real Time Module 15 SP6, openSUSE Leap 15.6 6.4.0-150600.10.49.1
  • kernel-rt_debug Real Time Module 15 SP6, openSUSE Leap 15.6 6.4.0-150600.10.49.1
  • kernel-source-rt Real Time Module 15 SP6, openSUSE Leap 15.6 6.4.0-150600.10.49.1
  • kernel-azure SLE Module for Public Cloud 15 SP7 6.4.0-150700.20.11.1
  • kernel-syms-azure SLE Module for Public Cloud 15 SP7 6.4.0-150700.20.11.1
  • kernel-source-azure SLE Module for Public Cloud 15 SP7 6.4.0-150700.20.11.1
  • kernel-64kb SLE Module for Basesystem 15 SP7 6.4.0-150700.53.11.1

suse advisories SUSE-SU-2025:02844-1SUSE-SU-2025:02844-2SUSE-SU-2025:03023-1SUSE-SU-2025:03011-1SUSE-SU-2025:02997-1SUSE-SU-2025:02996-1

  • kernel AlmaLinux 9 5.14.0-570.39.1.el9_6
  • rv AlmaLinux 9 5.14.0-570.39.1.el9_6
  • perf AlmaLinux 9 5.14.0-570.39.1.el9_6
  • rtla AlmaLinux 9 5.14.0-570.39.1.el9_6
  • libperf AlmaLinux 9 5.14.0-570.39.1.el9_6
  • kernel-rt AlmaLinux 9 5.14.0-570.39.1.el9_6
  • kernel-64k AlmaLinux 9 5.14.0-570.39.1.el9_6
  • kernel-core AlmaLinux 9 5.14.0-570.39.1.el9_6

almalinux advisories ALSA-2025:15011ALSA-2025:14438ALSA-2025:14510

  • kernel Rocky Linux 9 5.14.0-570.39.1.el9_6
  • kernel Rocky Linux 10 6.12.0-55.29.1.el10_0

rocky linux advisories RLSA-2025:15011RLSA-2025:14510

  • kernel Azure Linux 3.0 6.6.96.1-1

azure linux advisories AZL-64713

Azure Linux vulnerability data, Copyright (c) Microsoft Corporation, from https://github.com/microsoft/AzureLinuxVulnerabilityData via OSV, under the MIT licence; changed: normalised to fixed package versions per release. MIT

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2025-38200 updated cvss 7.0

kernel: i40e: fix MMIO write access to an invalid page in i40e_clear_hw

  • Red Hat Enterprise Linux 8 kernel-rt, kernel-rt-kvm, kernel-rt-core, kernel-rt-modules, kernel-rt-debug-kvm, kernel-rt-debug-core, +6 more Red Hat Enterprise Linux 9 kernel-rt, kernel-rt-kvm, kernel-rt-core, kernel-rt-modules, kernel-rt-debug-kvm, kernel-rt-debug-core, +12 more
    affected: no fix available
  • Red Hat CodeReady Linux Builder EUS (v.9.4) libperf 5.14.0-427.92.1.el9_4, kernel-debuginfo-common-s390x 5.14.0-427.92.1.el9_4, kernel-debuginfo-common-x86_64 5.14.0-427.92.1.el9_4, kernel-debuginfo-common-aarch64 5.14.0-427.92.1.el9_4, kernel-debuginfo-common-ppc64le 5.14.0-427.92.1.el9_4
    fixed: vendor fix RHSA-2025:17241
  • Red Hat Enterprise Linux AppStream (v. 9) rv 5.14.0-570.39.1.el9_6, perf 5.14.0-570.39.1.el9_6, rtla 5.14.0-570.39.1.el9_6, python3-perf 5.14.0-570.39.1.el9_6, kernel-devel-matched 5.14.0-570.39.1.el9_6, kernel-64k-devel-matched 5.14.0-570.39.1.el9_6, +7 more
    fixed: vendor fix RHSA-2025:15011
  • Red Hat Enterprise Linux AppStream (v. 10) rv 6.12.0-124.8.1.el10_1, rv 6.12.0-55.29.1.el10_0, perf 6.12.0-124.8.1.el10_1, perf 6.12.0-55.29.1.el10_0, rtla 6.12.0-124.8.1.el10_1, rtla 6.12.0-55.29.1.el10_0, +20 more
    fixed: vendor fix RHSA-2025:14510
  • Red Hat Enterprise Linux AppStream E4S (v.9.0) perf 5.14.0-70.149.1.el9_0, kernel-devel-matched 5.14.0-70.149.1.el9_0, kernel-debug-devel-matched 5.14.0-70.149.1.el9_0, kernel-debuginfo-common-s390x 5.14.0-70.149.1.el9_0, kernel-zfcpdump-devel-matched 5.14.0-70.149.1.el9_0, kernel-debuginfo-common-x86_64 5.14.0-70.149.1.el9_0, +2 more
    fixed: vendor fix RHSA-2025:18054
  • Red Hat Enterprise Linux AppStream E4S (v.9.2) perf 5.14.0-284.140.1.el9_2, rtla 5.14.0-284.140.1.el9_2, kernel-devel-matched 5.14.0-284.140.1.el9_2, kernel-64k-devel-matched 5.14.0-284.140.1.el9_2, kernel-debug-devel-matched 5.14.0-284.140.1.el9_2, kernel-debuginfo-common-s390x 5.14.0-284.140.1.el9_2, +5 more
    fixed: vendor fix RHSA-2025:17122
  • Red Hat Enterprise Linux AppStream EUS (v.9.4) rv 5.14.0-427.92.1.el9_4, perf 5.14.0-427.92.1.el9_4, rtla 5.14.0-427.92.1.el9_4, kernel-devel-matched 5.14.0-427.92.1.el9_4, kernel-64k-devel-matched 5.14.0-427.92.1.el9_4, kernel-debug-devel-matched 5.14.0-427.92.1.el9_4, +6 more
    fixed: vendor fix RHSA-2025:17241
  • Red Hat Enterprise Linux BaseOS (v. 8) perf 4.18.0-553.71.1.el8_10, kernel 4.18.0-553.71.1.el8_10, bpftool 4.18.0-553.71.1.el8_10, kernel-core 4.18.0-553.71.1.el8_10, kernel-tools 4.18.0-553.71.1.el8_10, python3-perf 4.18.0-553.71.1.el8_10, +15 more
    fixed: vendor fix RHSA-2025:14438
show 28 more
  • Red Hat Enterprise Linux BaseOS (v. 9) kernel 5.14.0-570.39.1.el9_6, kernel-64k 5.14.0-570.39.1.el9_6, kernel-core 5.14.0-570.39.1.el9_6, kernel-tools 5.14.0-570.39.1.el9_6, kernel-modules 5.14.0-570.39.1.el9_6, kernel-64k-core 5.14.0-570.39.1.el9_6, +27 more
    fixed: vendor fix RHSA-2025:15011
  • Red Hat Enterprise Linux BaseOS (v. 10) kernel 6.12.0-124.8.1.el10_1, kernel 6.12.0-55.29.1.el10_0, kernel-64k 6.12.0-124.8.1.el10_1, kernel-64k 6.12.0-55.29.1.el10_0, kernel-core 6.12.0-124.8.1.el10_1, kernel-core 6.12.0-55.29.1.el10_0, +61 more
    fixed: vendor fix RHSA-2025:14510
  • Red Hat Enterprise Linux BaseOS AUS (v. 8.2) perf 4.18.0-193.173.1.el8_2, kernel 4.18.0-193.173.1.el8_2, bpftool 4.18.0-193.173.1.el8_2, kernel-core 4.18.0-193.173.1.el8_2, kernel-tools 4.18.0-193.173.1.el8_2, python3-perf 4.18.0-193.173.1.el8_2, +8 more
    fixed: vendor fix RHSA-2025:21667
  • Red Hat Enterprise Linux BaseOS AUS (v.8.4) perf 4.18.0-305.179.1.el8_4, kernel 4.18.0-305.179.1.el8_4, bpftool 4.18.0-305.179.1.el8_4, kernel-core 4.18.0-305.179.1.el8_4, kernel-tools 4.18.0-305.179.1.el8_4, python3-perf 4.18.0-305.179.1.el8_4, +8 more
    fixed: vendor fix RHSA-2025:22752
  • Red Hat Enterprise Linux BaseOS AUS (v.8.6) perf 4.18.0-372.162.1.el8_6, kernel 4.18.0-372.162.1.el8_6, bpftool 4.18.0-372.162.1.el8_6, kernel-core 4.18.0-372.162.1.el8_6, kernel-tools 4.18.0-372.162.1.el8_6, python3-perf 4.18.0-372.162.1.el8_6, +8 more Red Hat Enterprise Linux BaseOS E4S (v.8.6) perf 4.18.0-372.162.1.el8_6, kernel 4.18.0-372.162.1.el8_6, bpftool 4.18.0-372.162.1.el8_6, kernel-core 4.18.0-372.162.1.el8_6, kernel-tools 4.18.0-372.162.1.el8_6, python3-perf 4.18.0-372.162.1.el8_6, +15 more
    fixed: vendor fix RHSA-2025:17124
  • Red Hat Enterprise Linux BaseOS E4S (v.8.8) perf 4.18.0-477.114.1.el8_8, kernel 4.18.0-477.114.1.el8_8, bpftool 4.18.0-477.114.1.el8_8, kernel-core 4.18.0-477.114.1.el8_8, kernel-tools 4.18.0-477.114.1.el8_8, python3-perf 4.18.0-477.114.1.el8_8, +9 more
    fixed: vendor fix RHSA-2025:17570
  • Red Hat Enterprise Linux BaseOS E4S (v.9.0) kernel 5.14.0-70.149.1.el9_0, bpftool 5.14.0-70.149.1.el9_0, kernel-core 5.14.0-70.149.1.el9_0, kernel-tools 5.14.0-70.149.1.el9_0, python3-perf 5.14.0-70.149.1.el9_0, kernel-modules 5.14.0-70.149.1.el9_0, +14 more
    fixed: vendor fix RHSA-2025:18054
  • Red Hat Enterprise Linux BaseOS E4S (v.9.2) bpftool 7.0.0-284.140.1.el9_2, kernel 5.14.0-284.140.1.el9_2, kernel-64k 5.14.0-284.140.1.el9_2, kernel-core 5.14.0-284.140.1.el9_2, kernel-tools 5.14.0-284.140.1.el9_2, python3-perf 5.14.0-284.140.1.el9_2, +28 more
    fixed: vendor fix RHSA-2025:17122
  • Red Hat Enterprise Linux BaseOS EUS (v.9.4) bpftool 7.3.0-427.92.1.el9_4, kernel 5.14.0-427.92.1.el9_4, kernel-64k 5.14.0-427.92.1.el9_4, kernel-core 5.14.0-427.92.1.el9_4, kernel-tools 5.14.0-427.92.1.el9_4, python3-perf 5.14.0-427.92.1.el9_4, +28 more
    fixed: vendor fix RHSA-2025:17241
  • Red Hat Enterprise Linux BaseOS EUS EXTENSION (v.8.4) perf 4.18.0-305.179.1.el8_4, kernel 4.18.0-305.179.1.el8_4, bpftool 4.18.0-305.179.1.el8_4, kernel-core 4.18.0-305.179.1.el8_4, kernel-tools 4.18.0-305.179.1.el8_4, python3-perf 4.18.0-305.179.1.el8_4, +8 more
    fixed: vendor fix RHSA-2025:22752
  • Red Hat Enterprise Linux BaseOS TUS (v.8.6) perf 4.18.0-372.162.1.el8_6, kernel 4.18.0-372.162.1.el8_6, bpftool 4.18.0-372.162.1.el8_6, kernel-core 4.18.0-372.162.1.el8_6, kernel-tools 4.18.0-372.162.1.el8_6, python3-perf 4.18.0-372.162.1.el8_6, +8 more
    fixed: vendor fix RHSA-2025:17124
  • Red Hat Enterprise Linux BaseOS TUS (v.8.8) perf 4.18.0-477.114.1.el8_8, kernel 4.18.0-477.114.1.el8_8, bpftool 4.18.0-477.114.1.el8_8, kernel-core 4.18.0-477.114.1.el8_8, kernel-tools 4.18.0-477.114.1.el8_8, python3-perf 4.18.0-477.114.1.el8_8, +8 more
    fixed: vendor fix RHSA-2025:17570
  • Red Hat Enterprise Linux CodeReady Linux Builder (v. 9) libperf 5.14.0-570.39.1.el9_6, kernel-debuginfo-common-s390x 5.14.0-570.39.1.el9_6, kernel-debuginfo-common-x86_64 5.14.0-570.39.1.el9_6, kernel-debuginfo-common-aarch64 5.14.0-570.39.1.el9_6, kernel-debuginfo-common-ppc64le 5.14.0-570.39.1.el9_6
    fixed: vendor fix RHSA-2025:15011
  • Red Hat Enterprise Linux CodeReady Linux Builder (v. 10) libperf 6.12.0-124.8.1.el10_1, libperf 6.12.0-55.29.1.el10_0, kernel-debuginfo-common-s390x 6.12.0-124.8.1.el10_1, kernel-debuginfo-common-s390x 6.12.0-55.29.1.el10_0, kernel-debuginfo-common-x86_64 6.12.0-124.8.1.el10_1, kernel-debuginfo-common-x86_64 6.12.0-55.29.1.el10_0, +4 more
    fixed: vendor fix RHSA-2025:14510
  • Red Hat Enterprise Linux CRB (v. 8) kernel-debuginfo-common-x86_64 4.18.0-553.71.1.el8_10, kernel-debuginfo-common-aarch64 4.18.0-553.71.1.el8_10, kernel-debuginfo-common-ppc64le 4.18.0-553.71.1.el8_10
    fixed: vendor fix RHSA-2025:14438
  • Red Hat Enterprise Linux for Real Time (v. 7 ELS) kernel-rt 3.10.0-1160.140.1.rt56.1292.el7, kernel-rt-trace 3.10.0-1160.140.1.rt56.1292.el7, kernel-rt-debuginfo-common-x86_64 3.10.0-1160.140.1.rt56.1292.el7
    fixed: vendor fix RHSA-2025:17109
  • Red Hat Enterprise Linux NFV E4S (v.9.0) kernel-rt 5.14.0-70.149.1.rt21.221.el9_0, kernel-rt-kvm 5.14.0-70.149.1.rt21.221.el9_0, kernel-rt-core 5.14.0-70.149.1.rt21.221.el9_0, kernel-rt-modules 5.14.0-70.149.1.rt21.221.el9_0, kernel-rt-debug-kvm 5.14.0-70.149.1.rt21.221.el9_0, kernel-rt-debug-core 5.14.0-70.149.1.rt21.221.el9_0, +4 more
    fixed: vendor fix RHSA-2025:18098
  • Red Hat Enterprise Linux Real Time (v. 9) kernel-rt 5.14.0-570.39.1.el9_6, kernel-rt-64k 5.14.0-570.39.1.el9_6, kernel-rt-core 5.14.0-570.39.1.el9_6, kernel-rt-modules 5.14.0-570.39.1.el9_6, kernel-rt-64k-core 5.14.0-570.39.1.el9_6, kernel-rt-debug-core 5.14.0-570.39.1.el9_6, +14 more
    fixed: vendor fix RHSA-2025:15011
  • Red Hat Enterprise Linux Real Time (v. 10) kernel-rt 6.12.0-124.8.1.el10_1, kernel-rt 6.12.0-55.29.1.el10_0, kernel-rt-64k 6.12.0-124.8.1.el10_1, kernel-rt-64k 6.12.0-55.29.1.el10_0, kernel-rt-core 6.12.0-124.8.1.el10_1, kernel-rt-core 6.12.0-55.29.1.el10_0, +34 more
    fixed: vendor fix RHSA-2025:14510
  • Red Hat Enterprise Linux Real Time E4S (v.9.0) kernel-rt 5.14.0-70.149.1.rt21.221.el9_0, kernel-rt-core 5.14.0-70.149.1.rt21.221.el9_0, kernel-rt-modules 5.14.0-70.149.1.rt21.221.el9_0, kernel-rt-debug-core 5.14.0-70.149.1.rt21.221.el9_0, kernel-rt-debug-modules 5.14.0-70.149.1.rt21.221.el9_0, kernel-rt-modules-extra 5.14.0-70.149.1.rt21.221.el9_0, +2 more
    fixed: vendor fix RHSA-2025:18098
  • Red Hat Enterprise Linux Real Time E4S (v.9.2) kernel-rt 5.14.0-284.140.1.rt14.425.el9_2, kernel-rt-core 5.14.0-284.140.1.rt14.425.el9_2, kernel-rt-modules 5.14.0-284.140.1.rt14.425.el9_2, kernel-rt-debug-core 5.14.0-284.140.1.rt14.425.el9_2, kernel-rt-modules-core 5.14.0-284.140.1.rt14.425.el9_2, kernel-rt-debug-modules 5.14.0-284.140.1.rt14.425.el9_2, +4 more
    fixed: vendor fix RHSA-2025:17123
  • Red Hat Enterprise Linux Real Time EUS (v.9.4) kernel-rt 5.14.0-427.92.1.el9_4, kernel-rt-core 5.14.0-427.92.1.el9_4, kernel-rt-modules 5.14.0-427.92.1.el9_4, kernel-rt-debug-core 5.14.0-427.92.1.el9_4, kernel-rt-modules-core 5.14.0-427.92.1.el9_4, kernel-rt-debug-modules 5.14.0-427.92.1.el9_4, +4 more
    fixed: vendor fix RHSA-2025:17241
  • Red Hat Enterprise Linux Real Time for NFV (v. 9) kernel-rt 5.14.0-570.39.1.el9_6, kernel-rt-kvm 5.14.0-570.39.1.el9_6, kernel-rt-core 5.14.0-570.39.1.el9_6, kernel-rt-modules 5.14.0-570.39.1.el9_6, kernel-rt-debug-kvm 5.14.0-570.39.1.el9_6, kernel-rt-debug-core 5.14.0-570.39.1.el9_6, +6 more
    fixed: vendor fix RHSA-2025:15011
  • Red Hat Enterprise Linux Real Time for NFV (v. 10) kernel-rt 6.12.0-124.8.1.el10_1, kernel-rt 6.12.0-55.29.1.el10_0, kernel-rt-kvm 6.12.0-55.29.1.el10_0, kernel-rt-core 6.12.0-124.8.1.el10_1, kernel-rt-core 6.12.0-55.29.1.el10_0, kernel-rt-modules 6.12.0-124.8.1.el10_1, +16 more
    fixed: vendor fix RHSA-2025:14510
  • Red Hat Enterprise Linux Real Time for NFV E4S (v.9.2) kernel-rt 5.14.0-284.140.1.rt14.425.el9_2, kernel-rt-kvm 5.14.0-284.140.1.rt14.425.el9_2, kernel-rt-core 5.14.0-284.140.1.rt14.425.el9_2, kernel-rt-modules 5.14.0-284.140.1.rt14.425.el9_2, kernel-rt-debug-kvm 5.14.0-284.140.1.rt14.425.el9_2, kernel-rt-debug-core 5.14.0-284.140.1.rt14.425.el9_2, +6 more
    fixed: vendor fix RHSA-2025:17123
  • Red Hat Enterprise Linux Real Time for NFV EUS (v.9.4) kernel-rt 5.14.0-427.92.1.el9_4, kernel-rt-kvm 5.14.0-427.92.1.el9_4, kernel-rt-core 5.14.0-427.92.1.el9_4, kernel-rt-modules 5.14.0-427.92.1.el9_4, kernel-rt-debug-kvm 5.14.0-427.92.1.el9_4, kernel-rt-debug-core 5.14.0-427.92.1.el9_4, +6 more
    fixed: vendor fix RHSA-2025:17241
  • Red Hat Enterprise Linux Server (v. 7 ELS) perf 3.10.0-1160.141.1.el7, kernel 3.10.0-1160.141.1.el7, bpftool 3.10.0-1160.141.1.el7, python-perf 3.10.0-1160.141.1.el7, kernel-kdump 3.10.0-1160.141.1.el7, kernel-tools 3.10.0-1160.141.1.el7, +7 more Red Hat Enterprise Linux Server Optional (v. 7 ELS) kernel-debuginfo-common-ppc64 3.10.0-1160.141.1.el7, kernel-debuginfo-common-x86_64 3.10.0-1160.141.1.el7, kernel-debuginfo-common-ppc64le 3.10.0-1160.141.1.el7
    fixed: vendor fix RHSA-2025:17161
  • Red Hat Enterprise Linux 6 perf, kernel, python-perf, kernel-kdump, kernel-firmware, kernel-bootwrapper, +1 more
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
4 mo ago

Exploit prediction

0.22% chance of exploitation in the next 30 days, higher than 12% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected products

  • Linux Linux

Classification

Weakness
  • CWE-191 Integer Underflow (Wrap or Wraparound)
Technology feeds

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.