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Unscored CVE-2023-53745 EUVD-2023-60083GHSA-49m9-4vrg-7r7p

um: vector: Fix memory leak in vector_config

Published Dec 8, 2025 · 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-6.5 Package: linux-aws-fips Package: linux-azure 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-6.11 Package: linux-azure-6.2 Package: linux-azure-6.5 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-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-6.11 Package: linux-gcp-6.2 Package: linux-gcp-6.5 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-6.11 Package: linux-hwe-6.2 Package: linux-hwe-6.5 Package: linux-hwe-edge Package: linux-ibm Package: linux-ibm-5.15 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-6.11 Package: linux-lowlatency-hwe-6.2 Package: linux-lowlatency-hwe-6.5 Package: linux-nvidia Package: linux-nvidia-6.11 Package: linux-nvidia-6.2 Package: linux-nvidia-6.5 Package: linux-nvidia-tegra Package: linux-nvidia-tegra-5.15 Package: linux-nvidia-tegra-igx 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-oem-6.11 Package: linux-oem-6.5 Package: linux-oem-6.8 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-oracle-6.5 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-riscv-6.14 Package: linux-riscv-6.5 Package: linux-starfive-5.19 Package: linux-starfive-6.2 Package: linux-starfive-6.5 Package: linux-vmware Package: linux-xilinx-zynqmp Platform: Linux Ecosystem: Debian Ecosystem: Ubuntu

Description

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

um: vector: Fix memory leak in vector_config

If the return value of the uml_parse_vector_ifspec function is NULL,
we should call kfree(params) to prevent memory leak.

Affected products

VendorProductAffectedFixed
Linux Linux 4.17 4.19.276

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 6.1.20-1 —
Debian 13 linux 6.1.20-1 —
Debian 12 linux 6.1.20-1 —

Ubuntu

Security tracker ↗
ReleasePackageFixed inAdvisory
Ubuntu Nvidia-BlueField 22.04 LTS linux-bluefield 5.15.0-1022.24 —
Ubuntu 26.04 LTS linux-vmware No fix yet —
Ubuntu 24.04 LTS linux-riscv +10 No fix yet —
Ubuntu 22.04 LTS linux 5.15.0-79.86 —
Ubuntu 22.04 LTS linux-aws 5.15.0-1042.47 —
Ubuntu 22.04 LTS linux-azure 5.15.0-1045.52 —
Ubuntu 22.04 LTS linux-azure-fde 5.15.0-1045.52.1 —
Ubuntu 22.04 LTS linux-gcp 5.15.0-1039.47 —
Ubuntu 22.04 LTS linux-gke +1 5.15.0-1039.44 —
Ubuntu 22.04 LTS linux-gkeop 5.15.0-1025.30 —
Ubuntu 22.04 LTS linux-ibm +1 5.15.0-1035.38 —
Ubuntu 22.04 LTS linux-intel-iotg 5.15.0-1037.42 —
Ubuntu 22.04 LTS linux-lowlatency 5.15.0-79.88 —
Ubuntu 22.04 LTS linux-nvidia 5.15.0-1030.30 —
Ubuntu 22.04 LTS linux-nvidia-tegra 5.15.0-1016.16 —
Ubuntu 22.04 LTS linux-nvidia-tegra-igx 5.15.0-1002.2 —
Ubuntu 22.04 LTS linux-oracle 5.15.0-1040.46 —
Ubuntu 22.04 LTS linux-riscv +32 No fix yet —
Ubuntu 22.04 LTS linux-xilinx-zynqmp 5.15.0-1025.29 —
Ubuntu 20.04 LTS linux 5.4.0-152.169 —
Ubuntu 20.04 LTS linux-aws 5.4.0-1104.112 —
Ubuntu 20.04 LTS linux-aws-5.15 5.15.0-1041.46~20.04.1 —
Ubuntu 20.04 LTS linux-azure 5.4.0-1110.116 —
Ubuntu 20.04 LTS linux-azure-5.15 5.15.0-1045.52~20.04.1 —
Ubuntu 20.04 LTS linux-bluefield 5.4.0-1065.71 —
Ubuntu 20.04 LTS linux-gcp 5.4.0-1107.116 —
Ubuntu 20.04 LTS linux-gcp-5.15 5.15.0-1039.47~20.04.1 —
Ubuntu 20.04 LTS linux-gke +28 No fix yet —
Ubuntu 20.04 LTS linux-hwe-5.15 5.15.0-79.86~20.04.2 —
Ubuntu 20.04 LTS linux-ibm 5.4.0-1051.56 —
Ubuntu 20.04 LTS linux-ibm-5.15 5.15.0-1036.39~20.04.1 —
Ubuntu 20.04 LTS linux-intel-iotg-5.15 5.15.0-1037.42~20.04.1 —
Ubuntu 20.04 LTS linux-iot 5.4.0-1017.18 —
Ubuntu 20.04 LTS linux-kvm 5.4.0-1093.99 —
Ubuntu 20.04 LTS linux-lowlatency-hwe-5.15 5.15.0-79.88~20.04.1 —
Ubuntu 20.04 LTS linux-nvidia-tegra-5.15 5.15.0-1016.16~20.04.1 —
Ubuntu 20.04 LTS linux-oracle 5.4.0-1103.112 —
Ubuntu 20.04 LTS linux-oracle-5.15 5.15.0-1040.46~20.04.1 —
Ubuntu 20.04 LTS linux-raspi 5.4.0-1088.99 —
Ubuntu 20.04 LTS linux-riscv-5.15 5.15.0-1038.42~20.04.2 —
Ubuntu 20.04 LTS linux-xilinx-zynqmp 5.4.0-1024.28 —
Show 7 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
Ubuntu 18.04 LTS linux-gcp +14 No fix yet —
Ubuntu 16.04 LTS linux-hwe-edge No fix yet —
Ubuntu Pro Realtime 22.04 LTS linux-intel-iot-realtime 5.15.0-1036.38 —
Ubuntu Pro Realtime 22.04 LTS linux-realtime 5.15.0-1043.48 —
Ubuntu Pro FIPS 20.04 LTS linux-fips +3 No fix yet —
Ubuntu Pro FIPS-updates 20.04 LTS linux-aws-fips 5.4.0-1104.112+fips1 —
Ubuntu Pro FIPS-updates 20.04 LTS linux-azure-fips 5.4.0-1110.116+fips1 —
Ubuntu Pro FIPS-updates 20.04 LTS linux-fips 5.4.0-1079.88 —
Ubuntu Pro FIPS-updates 20.04 LTS linux-gcp-fips 5.4.0-1107.116+fips1 —
Ubuntu Pro FIPS-preview 22.04 LTS linux-fips No fix yet —
Ubuntu Pro 18.04 LTS linux-aws-5.4 5.4.0-1104.112~18.04.1 —
Ubuntu Pro 18.04 LTS linux-azure-5.4 5.4.0-1110.116~18.04.1 —
Ubuntu Pro 18.04 LTS linux-gcp-5.4 5.4.0-1107.116~18.04.1 —
Ubuntu Pro 18.04 LTS linux-hwe-5.4 5.4.0-152.169~18.04.1 —
Ubuntu Pro 18.04 LTS linux-ibm-5.4 5.4.0-1051.56~18.04.1 —
Ubuntu Pro 18.04 LTS linux-oracle-5.4 5.4.0-1103.112~18.04.1 —
Ubuntu Pro 18.04 LTS linux-raspi-5.4 5.4.0-1088.99~18.04.1 —

Advisories 1

References