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Unscored CVE-2022-48708 EUVD-2022-53587GHSA-pqx6-2262-g74w

pinctrl: single: fix potential NULL dereference

Published May 21, 2024 · Updated May 11, 2026 · Assigned by Linux

Vendor: Linux Product: Linux Package: linux Package: linux Package: linux-allwinner-5.19 Package: linux-aws Package: linux-aws-5.0 Package: linux-aws-5.11 Package: linux-aws-5.13 Package: linux-aws-5.15 Package: linux-aws-5.19 Package: linux-aws-5.3 Package: linux-aws-5.4 Package: linux-aws-5.8 Package: linux-aws-6.2 Package: linux-aws-fips Package: linux-aws-hwe Package: linux-azure Package: linux-azure-4.15 Package: linux-azure-5.11 Package: linux-azure-5.13 Package: linux-azure-5.15 Package: linux-azure-5.19 Package: linux-azure-5.3 Package: linux-azure-5.4 Package: linux-azure-5.8 Package: linux-azure-6.2 Package: linux-azure-edge Package: linux-azure-fde Package: linux-azure-fde-5.19 Package: linux-azure-fde-6.2 Package: linux-azure-fips Package: linux-bluefield Package: linux-fips Package: linux-gcp Package: linux-gcp-4.15 Package: linux-gcp-5.11 Package: linux-gcp-5.13 Package: linux-gcp-5.15 Package: linux-gcp-5.19 Package: linux-gcp-5.3 Package: linux-gcp-5.4 Package: linux-gcp-5.8 Package: linux-gcp-6.2 Package: linux-gcp-fips Package: linux-gke Package: linux-gke-4.15 Package: linux-gke-5.15 Package: linux-gke-5.4 Package: linux-gkeop Package: linux-gkeop-5.15 Package: linux-gkeop-5.4 Package: linux-hwe Package: linux-hwe-5.11 Package: linux-hwe-5.13 Package: linux-hwe-5.15 Package: linux-hwe-5.19 Package: linux-hwe-5.4 Package: linux-hwe-5.8 Package: linux-hwe-6.2 Package: linux-hwe-edge Package: linux-ibm Package: linux-ibm-5.4 Package: linux-intel-5.13 Package: linux-intel-iot-realtime Package: linux-intel-iotg Package: linux-intel-iotg-5.15 Package: linux-iot Package: linux-kvm Package: linux-lowlatency Package: linux-lowlatency-hwe-5.15 Package: linux-lowlatency-hwe-5.19 Package: linux-lowlatency-hwe-6.2 Package: linux-nvidia Package: linux-nvidia-6.2 Package: linux-nvidia-tegra-5.15 Package: linux-oem Package: linux-oem-5.10 Package: linux-oem-5.13 Package: linux-oem-5.14 Package: linux-oem-5.17 Package: linux-oem-5.6 Package: linux-oem-6.0 Package: linux-oem-6.1 Package: linux-oracle Package: linux-oracle-5.0 Package: linux-oracle-5.11 Package: linux-oracle-5.13 Package: linux-oracle-5.15 Package: linux-oracle-5.3 Package: linux-oracle-5.4 Package: linux-oracle-5.8 Package: linux-raspi Package: linux-raspi-5.4 Package: linux-raspi-realtime Package: linux-raspi2 Package: linux-realtime Package: linux-riscv Package: linux-riscv-5.11 Package: linux-riscv-5.15 Package: linux-riscv-5.19 Package: linux-riscv-5.8 Package: linux-starfive-5.19 Package: linux-starfive-6.2 Package: linux-vmware Package: linux-xilinx-zynqmp Platform: Linux Ecosystem: Debian Ecosystem: Ubuntu

Description

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

pinctrl: single: fix potential NULL dereference

Added checking of pointer "function" in pcs_set_mux().
pinmux_generic_get_function() can return NULL and the pointer
"function" was dereferenced without checking against NULL.

Found by Linux Verification Center (linuxtesting.org) with SVACE.

Affected products

VendorProductAffectedFixed
Linux Linux 4.11 4.14.306

Fixed in Linux distributions

Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.

Debian

Security tracker ↗
ReleasePackageFixed inAdvisory
Debian 14 linux 6.1.12-1 —
Debian 13 linux 6.1.12-1 —
Debian 12 linux 6.1.12-1 —

Ubuntu

Security tracker ↗
ReleasePackageFixed inAdvisory
Ubuntu Nvidia-BlueField 22.04 LTS linux-bluefield 5.15.0-1017.19 —
Ubuntu 24.04 LTS linux-raspi-realtime No fix yet —
Ubuntu 22.04 LTS linux +1 5.15.0-72.79 —
Ubuntu 22.04 LTS linux-aws 5.15.0-1036.40 —
Ubuntu 22.04 LTS linux-azure 5.15.0-1038.45 —
Ubuntu 22.04 LTS linux-azure-fde 5.15.0-1038.45.1 —
Ubuntu 22.04 LTS linux-gcp 5.15.0-1034.42 —
Ubuntu 22.04 LTS linux-gke +1 5.15.0-1033.38 —
Ubuntu 22.04 LTS linux-gkeop 5.15.0-1020.25 —
Ubuntu 22.04 LTS linux-ibm 5.15.0-1030.33 —
Ubuntu 22.04 LTS linux-intel-iotg 5.15.0-1030.35 —
Ubuntu 22.04 LTS linux-nvidia 5.15.0-1025.25 —
Ubuntu 22.04 LTS linux-oracle 5.15.0-1035.41 —
Ubuntu 22.04 LTS linux-raspi 5.15.0-1029.31 —
Ubuntu 22.04 LTS linux-riscv +21 No fix yet —
Ubuntu 20.04 LTS linux 5.4.0-149.166 —
Ubuntu 20.04 LTS linux-aws 5.4.0-1102.110 —
Ubuntu 20.04 LTS linux-aws-5.15 5.15.0-1036.40~20.04.1 —
Ubuntu 20.04 LTS linux-azure 5.4.0-1108.114 —
Ubuntu 20.04 LTS linux-azure-5.15 5.15.0-1038.45~20.04.1 —
Ubuntu 20.04 LTS linux-bluefield 5.4.0-1064.70 —
Ubuntu 20.04 LTS linux-gcp 5.4.0-1105.114 —
Ubuntu 20.04 LTS linux-gcp-5.15 5.15.0-1034.42~20.04.1 —
Ubuntu 20.04 LTS linux-gke +26 No fix yet —
Ubuntu 20.04 LTS linux-gkeop 5.4.0-1069.73 —
Ubuntu 20.04 LTS linux-gkeop-5.15 5.15.0-1020.25~20.04.1 —
Ubuntu 20.04 LTS linux-hwe-5.15 +1 5.15.0-72.79~20.04.1 —
Ubuntu 20.04 LTS linux-ibm 5.4.0-1049.54 —
Ubuntu 20.04 LTS linux-intel-iotg-5.15 5.15.0-1030.35~20.04.1 —
Ubuntu 20.04 LTS linux-iot 5.4.0-1017.18 —
Ubuntu 20.04 LTS linux-kvm 5.4.0-1091.97 —
Ubuntu 20.04 LTS linux-nvidia-tegra-5.15 5.15.0-1014.14~20.04.1 —
Ubuntu 20.04 LTS linux-oracle 5.4.0-1101.110 —
Ubuntu 20.04 LTS linux-oracle-5.15 5.15.0-1035.41~20.04.1 —
Ubuntu 20.04 LTS linux-raspi 5.4.0-1085.96 —
Ubuntu 20.04 LTS linux-riscv-5.15 5.15.0-1033.37~20.04.1 —
Ubuntu 20.04 LTS linux-xilinx-zynqmp 5.4.0-1024.28 —
Ubuntu 18.04 LTS linux 4.15.0-211.222 —
Ubuntu 18.04 LTS linux-aws 4.15.0-1156.169 —
Ubuntu 18.04 LTS linux-aws-5.4 5.4.0-1103.111~18.04.1 —
Ubuntu 18.04 LTS linux-azure-4.15 4.15.0-1165.180 —
Ubuntu 18.04 LTS linux-azure-5.4 5.4.0-1108.114~18.04.1 —
Ubuntu 18.04 LTS linux-gcp +14 No fix yet —
Ubuntu 18.04 LTS linux-gcp-4.15 4.15.0-1150.166 —
Ubuntu 18.04 LTS linux-gcp-5.4 5.4.0-1105.114~18.04.1 —
Ubuntu 18.04 LTS linux-hwe-5.4 5.4.0-149.166~18.04.1 —
Ubuntu 18.04 LTS linux-ibm-5.4 5.4.0-1049.54~18.04.1 —
Ubuntu 18.04 LTS linux-kvm 4.15.0-1140.145 —
Ubuntu 18.04 LTS linux-oracle 4.15.0-1119.130 —
Ubuntu 18.04 LTS linux-oracle-5.4 5.4.0-1101.110~18.04.1 —
Ubuntu 18.04 LTS linux-raspi-5.4 5.4.0-1085.96~18.04.1 —
Show 8 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
Ubuntu 16.04 LTS linux-hwe-edge No fix yet —
Ubuntu Pro Realtime 22.04 LTS linux-intel-iot-realtime 5.15.0-1028.33 —
Ubuntu Pro Realtime 22.04 LTS linux-realtime 5.15.0-1038.41 —
Ubuntu Pro FIPS 20.04 LTS linux-fips +3 No fix yet —
Ubuntu Pro FIPS 18.04 LTS linux-fips +3 No fix yet —
Ubuntu Pro FIPS-updates 20.04 LTS linux-aws-fips 5.4.0-1102.110+fips1 —
Ubuntu Pro FIPS-updates 20.04 LTS linux-azure-fips 5.4.0-1108.114+fips1 —
Ubuntu Pro FIPS-updates 20.04 LTS linux-fips 5.4.0-1077.86 —
Ubuntu Pro FIPS-updates 20.04 LTS linux-gcp-fips 5.4.0-1105.114+fips1 —
Ubuntu Pro FIPS-updates 18.04 LTS linux-aws-fips 4.15.0-2095.101 —
Ubuntu Pro FIPS-updates 18.04 LTS linux-azure-fips 4.15.0-2074.80 —
Ubuntu Pro FIPS-updates 18.04 LTS linux-fips 4.15.0-1111.122 —
Ubuntu Pro FIPS-updates 18.04 LTS linux-gcp-fips 4.15.0-2058.63 —
Ubuntu Pro 16.04 LTS linux-aws-hwe 4.15.0-1156.169~16.04.1 —
Ubuntu Pro 16.04 LTS linux-azure 4.15.0-1165.180~16.04.1 —
Ubuntu Pro 16.04 LTS linux-gcp 4.15.0-1150.166~16.04.1 —
Ubuntu Pro 16.04 LTS linux-hwe 4.15.0-211.222~16.04.1 —
Ubuntu Pro 16.04 LTS linux-oracle 4.15.0-1119.130~16.04.1 —
Ubuntu Pro 14.04 LTS linux-azure 4.15.0-1165.180~14.04.1 —

SUSE

Security tracker ↗
ReleasePackageFixed inAdvisory
SLES 15 SP5 kernel-64kb +6 5.14.21-150500.55.68.1 SUSE-SU-2024:2190-1
SLES 15 SP5 kernel-azure +2 5.14.21-150500.33.57.1 SUSE-SU-2024:2019-1
SLES 15 SP5 kernel-default-base 5.14.21-150500.55.68.1.150500.6.31.1 SUSE-SU-2024:2190-1
SLES 15 SP4 kernel-64kb +4 5.14.21-150400.24.122.2 SUSE-SU-2024:2189-1
SLES 15 SP4 kernel-default-base 5.14.21-150400.24.122.2.150400.24.58.2 SUSE-SU-2024:2189-1
SLES 15 SP4 kernel-syms +1 5.14.21-150400.24.122.1 SUSE-SU-2024:2189-1
SLES 12 SP5 kernel-azure +2 4.12.14-16.188.1 SUSE-SU-2024:1979-1
SLES 12 SP5 kernel-docs +4 4.12.14-122.219.1 SUSE-SU-2024:2184-1
Show 13 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
SLES for SAP 15 SP4 kernel-default-base 5.14.21-150400.24.122.2.150400.24.58.2 SUSE-SU-2024:2189-1
SLES for SAP 15 SP4 kernel-docs +2 5.14.21-150400.24.122.2 SUSE-SU-2024:2189-1
SLES for SAP 15 SP4 kernel-syms +1 5.14.21-150400.24.122.1 SUSE-SU-2024:2189-1
SLES for SAP 12 SP5 kernel-azure +2 4.12.14-16.188.1 SUSE-SU-2024:1979-1
SLES for SAP 12 SP5 kernel-syms +2 4.12.14-122.219.1 SUSE-SU-2024:2184-1
SLE Real Time 12 SP5 kernel-rt +3 4.12.14-10.188.1 SUSE-SU-2024:1983-1
SLE Micro 5.5 kernel-default 5.14.21-150500.55.68.1 SUSE-SU-2024:2190-1
SLE Micro 5.5 kernel-default-base 5.14.21-150500.55.68.1.150500.6.31.1 SUSE-SU-2024:2190-1
SLE Micro 5.5 kernel-rt +1 5.14.21-150500.13.58.1 SUSE-SU-2024:2008-1
SLE Micro 5.4 kernel-default 5.14.21-150400.24.122.2 SUSE-SU-2024:2189-1
SLE Micro 5.4 kernel-default-base 5.14.21-150400.24.122.2.150400.24.58.2 SUSE-SU-2024:2189-1
SLE Micro 5.4 kernel-rt +1 5.14.21-150400.15.82.1 SUSE-SU-2024:2011-1
SLE Micro 5.3 kernel-default 5.14.21-150400.24.122.2 SUSE-SU-2024:2189-1
SLE Micro 5.3 kernel-default-base 5.14.21-150400.24.122.2.150400.24.58.2 SUSE-SU-2024:2189-1
SLE Micro 5.3 kernel-rt +1 5.14.21-150400.15.82.1 SUSE-SU-2024:2011-1
SLE Live Patching 15 SP5 kernel-default 5.14.21-150500.55.68.1 SUSE-SU-2024:2190-1
SLE Live Patching 15 SP5 kernel-livepatch-SLE15-SP5_Update_15 +1 1-150500.11.3.1 SUSE-SU-2024:2190-1, SUSE-SU-2024:2008-1
SLE Live Patching 15 SP4 kernel-default 5.14.21-150400.24.122.2 SUSE-SU-2024:2189-1
SLE Live Patching 15 SP4 kernel-livepatch-SLE15-SP4_Update_27 1-150400.9.3.2 SUSE-SU-2024:2189-1
SLE Live Patching 12 SP5 kernel-default 4.12.14-122.219.1 SUSE-SU-2024:2184-1
SLE Live Patching 12 SP5 kgraft-patch-SLE12-SP5_Update_57 1-8.3.1 SUSE-SU-2024:2184-1
SLE HPC 15 SP4 kernel-64kb +3 5.14.21-150400.24.122.2 SUSE-SU-2024:2189-1
SLE HPC 15 SP4 kernel-default-base 5.14.21-150400.24.122.2.150400.24.58.2 SUSE-SU-2024:2189-1
SLE HPC 15 SP4 kernel-syms +1 5.14.21-150400.24.122.1 SUSE-SU-2024:2189-1
SUSE Real Time Module 15 SP5 kernel-rt +3 5.14.21-150500.13.58.1 SUSE-SU-2024:2008-1
SUSE Manager Server 4.3 kernel-default +1 5.14.21-150400.24.122.2 SUSE-SU-2024:2189-1
SUSE Manager Server 4.3 kernel-default-base 5.14.21-150400.24.122.2.150400.24.58.2 SUSE-SU-2024:2189-1
SUSE Manager Server 4.3 kernel-syms +1 5.14.21-150400.24.122.1 SUSE-SU-2024:2189-1
SUSE Manager Proxy 4.3 kernel-default 5.14.21-150400.24.122.2 SUSE-SU-2024:2189-1
SUSE Manager Proxy 4.3 kernel-default-base 5.14.21-150400.24.122.2.150400.24.58.2 SUSE-SU-2024:2189-1
SUSE Manager Proxy 4.3 kernel-syms +1 5.14.21-150400.24.122.1 SUSE-SU-2024:2189-1

openSUSE

Security tracker ↗
ReleasePackageFixed inAdvisory
openSUSE Leap 15.5 dtb-aarch64 +10 5.14.21-150500.55.68.1 SUSE-SU-2024:2190-1
openSUSE Leap 15.5 kernel-azure +2 5.14.21-150500.33.57.1 SUSE-SU-2024:2019-1
openSUSE Leap 15.5 kernel-default-base 5.14.21-150500.55.68.1.150500.6.31.1 SUSE-SU-2024:2190-1
openSUSE Leap 15.5 kernel-rt +3 5.14.21-150500.13.58.1 SUSE-SU-2024:2008-1
Show 2 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
openSUSE Leap Micro 5.4 kernel-default 5.14.21-150400.24.122.2 SUSE-SU-2024:2189-1
openSUSE Leap Micro 5.4 kernel-default-base 5.14.21-150400.24.122.2.150400.24.58.2 SUSE-SU-2024:2189-1
openSUSE Leap Micro 5.4 kernel-rt 5.14.21-150400.15.82.1 SUSE-SU-2024:2011-1
openSUSE Leap Micro 5.3 kernel-default 5.14.21-150400.24.122.2 SUSE-SU-2024:2189-1
openSUSE Leap Micro 5.3 kernel-default-base 5.14.21-150400.24.122.2.150400.24.58.2 SUSE-SU-2024:2189-1
openSUSE Leap Micro 5.3 kernel-rt 5.14.21-150400.15.82.1 SUSE-SU-2024:2011-1

Advisories 9

References