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Fencer Vulns
high 8.3

CVE-2024-42225 json

wifi: mt76: replace skb_put with skb_put_zero

published 2024-07-30 2 y ago modified 2026-08-05 3 mo ago also EUVD-2024-40008

cvss
8.3
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.5%
EPSS 0.5% chance of exploitation in 30 days, percentile 44%
public exploits
0
none known

Summary

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

wifi: mt76: replace skb_put with skb_put_zero

Avoid potentially reusing uninitialized data

Patch / fix

  • Linux Linux 5.15.163, 6.1.98, 6.6.39, 6.9.9, 6.10
  • linux Debian 12 6.1.98-1
  • linux Debian 14, Debian 13 6.9.9-1

debian advisories DEBIAN-CVE-2024-42225

  • linux Ubuntu 22.04 LTS 5.15.0-121.131
  • linux Ubuntu 24.04 LTS 6.8.0-48.48
  • linux-aws Ubuntu 22.04 LTS 5.15.0-1069.75
  • linux-aws Ubuntu 24.04 LTS 6.8.0-1018.20
  • linux-gcp Ubuntu 22.04 LTS 5.15.0-1068.76
  • linux-gcp Ubuntu 24.04 LTS 6.8.0-1017.19
  • linux-gke Ubuntu 22.04 LTS 5.15.0-1066.72
  • linux-gke Ubuntu 24.04 LTS 6.8.0-1013.17

ubuntu advisories UBUNTU-CVE-2024-42225

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 8 4.18.0-553.22.1.el8_10
  • perf RHEL 8 4.18.0-553.22.1.el8_10
  • bpftool RHEL 8 4.18.0-553.22.1.el8_10
  • kernel-core RHEL 8 4.18.0-553.22.1.el8_10
  • kernel-tools RHEL 8 4.18.0-553.22.1.el8_10
  • python3-perf RHEL 8 4.18.0-553.22.1.el8_10
  • kernel-modules RHEL 8 4.18.0-553.22.1.el8_10
  • kernel-zfcpdump RHEL 8 4.18.0-553.22.1.el8_10

red hat advisories RHSA-2024:7000RHSA-2024:6997

  • kernel-rt Linux Micro 6.0 6.4.0-10.1
  • kernel-source-rt Linux Micro 6.0 6.4.0-10.1
  • kernel-livepatch-MICRO-6-0-RT_Update_2 Linux Micro 6.0 1-1.1
  • kernel-source Linux Micro 6.0 6.4.0-19.1
  • kernel-default Linux Micro 6.0 6.4.0-19.1
  • kernel-kvmsmall Linux Micro 6.0 6.4.0-19.1
  • kernel-default-base Linux Micro 6.0 6.4.0-17.1.1.51
  • kernel-livepatch-MICRO-6-0_Update_2 Linux Micro 6.0 1-1.1

suse advisories SUSE-SU-2025:20047-1SUSE-SU-2025:20044-1SUSE-SU-2024:3483-1SUSE-SU-2024:3383-1SUSE-SU-2024:3209-1SUSE-SU-2024:3195-1

  • kernel AlmaLinux 9 5.14.0-427.37.1.el9_4
  • rv AlmaLinux 9 5.14.0-427.37.1.el9_4
  • perf AlmaLinux 9 5.14.0-427.37.1.el9_4
  • rtla AlmaLinux 9 5.14.0-427.37.1.el9_4
  • bpftool AlmaLinux 9 7.3.0-427.37.1.el9_4
  • libperf AlmaLinux 9 5.14.0-427.37.1.el9_4
  • kernel-rt AlmaLinux 9 5.14.0-427.37.1.el9_4
  • kernel-64k AlmaLinux 9 5.14.0-427.37.1.el9_4

almalinux advisories ALSA-2024:6997ALSA-2024:7000

  • kernel Rocky Linux 8 4.18.0-553.22.1.el8_10

rocky linux advisories RLSA-2024:7000

  • kernel CBL-Mariner 2.0 5.15.163.1-1
  • kernel Azure Linux 3.0 6.6.43.1-7

azure linux advisories AZL-47056AZL-47189

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-2024-42225 updated cvss 4.8

kernel: wifi: mt76: replace skb_put with skb_put_zero

  • Red Hat Enterprise Linux 6 perf, kernel, python-perf, kernel-kdump, kernel-firmware, kernel-bootwrapper, +1 more Red Hat Enterprise Linux 7 perf, kernel, bpftool, kernel-rt, python-perf, kernel-kdump, +8 more
    affected: workaround, no fix planned “To mitigate this issue, prevent module mt76 from being loaded. Please see https://access.redhat.com/solutions/41278 for how to blacklist a kernel module to prevent it from loading automatically.”
  • 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
    affected: workaround, no fix available “To mitigate this issue, prevent module mt76 from being loaded. Please see https://access.redhat.com/solutions/41278 for how to blacklist a kernel module to prevent it from loading automatically.”
  • 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: workaround, no fix planned “To mitigate this issue, prevent module mt76 from being loaded. Please see https://access.redhat.com/solutions/41278 for how to blacklist a kernel module to prevent it from loading automatically.”
  • Red Hat Enterprise Linux AppStream (v. 9) rv 5.14.0-427.37.1.el9_4, perf 5.14.0-427.37.1.el9_4, rtla 5.14.0-427.37.1.el9_4, kernel-devel-matched 5.14.0-427.37.1.el9_4, kernel-64k-devel-matched 5.14.0-427.37.1.el9_4, kernel-debug-devel-matched 5.14.0-427.37.1.el9_4, +6 more
    fixed: vendor fix “To mitigate this issue, prevent module mt76 from being loaded. Please see https://access.redhat.com/solutions/41278 for how to blacklist a kernel module to prevent it from loading automatically.” RHSA-2024:6997
  • Red Hat Enterprise Linux BaseOS (v. 8) perf 4.18.0-553.22.1.el8_10, kernel 4.18.0-553.22.1.el8_10, bpftool 4.18.0-553.22.1.el8_10, kernel-core 4.18.0-553.22.1.el8_10, kernel-tools 4.18.0-553.22.1.el8_10, python3-perf 4.18.0-553.22.1.el8_10, +15 more
    fixed: vendor fix “To mitigate this issue, prevent module mt76 from being loaded. Please see https://access.redhat.com/solutions/41278 for how to blacklist a kernel module to prevent it from loading automatically.” RHSA-2024:7000
  • Red Hat Enterprise Linux BaseOS (v. 9) bpftool 7.3.0-427.37.1.el9_4, kernel 5.14.0-427.37.1.el9_4, kernel-64k 5.14.0-427.37.1.el9_4, kernel-core 5.14.0-427.37.1.el9_4, kernel-tools 5.14.0-427.37.1.el9_4, python3-perf 5.14.0-427.37.1.el9_4, +28 more
    fixed: vendor fix “To mitigate this issue, prevent module mt76 from being loaded. Please see https://access.redhat.com/solutions/41278 for how to blacklist a kernel module to prevent it from loading automatically.” RHSA-2024:6997
  • Red Hat Enterprise Linux CRB (v. 8) kernel-debuginfo-common-x86_64 4.18.0-553.22.1.el8_10, kernel-debuginfo-common-aarch64 4.18.0-553.22.1.el8_10, kernel-debuginfo-common-ppc64le 4.18.0-553.22.1.el8_10
    fixed: vendor fix “To mitigate this issue, prevent module mt76 from being loaded. Please see https://access.redhat.com/solutions/41278 for how to blacklist a kernel module to prevent it from loading automatically.” RHSA-2024:7000
  • Red Hat Enterprise Linux CRB (v. 9) libperf 5.14.0-427.37.1.el9_4, kernel-debuginfo-common-s390x 5.14.0-427.37.1.el9_4, kernel-debuginfo-common-x86_64 5.14.0-427.37.1.el9_4, kernel-debuginfo-common-aarch64 5.14.0-427.37.1.el9_4, kernel-debuginfo-common-ppc64le 5.14.0-427.37.1.el9_4 Red Hat Enterprise Linux NFV (v. 9) kernel-rt 5.14.0-427.37.1.el9_4, kernel-rt-kvm 5.14.0-427.37.1.el9_4, kernel-rt-core 5.14.0-427.37.1.el9_4, kernel-rt-modules 5.14.0-427.37.1.el9_4, kernel-rt-debug-kvm 5.14.0-427.37.1.el9_4, kernel-rt-debug-core 5.14.0-427.37.1.el9_4, +6 more Red Hat Enterprise Linux RT (v. 9) kernel-rt 5.14.0-427.37.1.el9_4, kernel-rt-core 5.14.0-427.37.1.el9_4, kernel-rt-modules 5.14.0-427.37.1.el9_4, kernel-rt-debug-core 5.14.0-427.37.1.el9_4, kernel-rt-modules-core 5.14.0-427.37.1.el9_4, kernel-rt-debug-modules 5.14.0-427.37.1.el9_4, +4 more
    fixed: vendor fix “To mitigate this issue, prevent module mt76 from being loaded. Please see https://access.redhat.com/solutions/41278 for how to blacklist a kernel module to prevent it from loading automatically.” RHSA-2024:6997
show 1 more
  • Red Hat OpenShift AI 8 rhoai/odh-rhel8-operator v2.13.1-2, rhoai/odh-dashboard-rhel8 v2.13.1-1, rhoai/odh-modelmesh-rhel8 v2.13.1-1, rhoai/odh-operator-bundle v2.13.1-2, rhoai/odh-rhel8-operator v2.14.0-24, rhoai/odh-dashboard-rhel8 v2.14.0-11, +56 more
    fixed: vendor fix “To mitigate this issue, prevent module mt76 from being loaded. Please see https://access.redhat.com/solutions/41278 for how to blacklist a kernel module to prevent it from loading automatically.” RHBA-2024:8413

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
2 y ago

Exploit prediction

0.53% chance of exploitation in the next 30 days, higher than 44% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 8.3 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:H
NVD 3.1 7.5 CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

  • Linux Linux

Classification

Weakness
  • CWE-908 Use of Uninitialized Resource
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.