Skip to content
OpenAdvisories
Medium · 6.2 CVE-2023-52838 EUVD-2023-59644GHSA-f8gg-2gx7-phw9

fbdev: imsttfb: fix a resource leak in probe

Published May 21, 2024 · Updated May 23, 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-6.2 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-6.2 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-6.2 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-6.2 Package: linux-lowlatency-hwe-6.5 Package: linux-nvidia 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-6.5 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-6.5 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:

fbdev: imsttfb: fix a resource leak in probe

I've re-written the error handling but the bug is that if init_imstt()
fails we need to call iounmap(par->cmap_regs).

Affected products

VendorProductAffectedFixed
Linux Linux 4.19.291 – < 4.19.299, 5.4.251 – < 5.4.261, 5.10.188 – < 5.10.201, 5.15.116 – < 5.15.139, 6.1.33 – < 6.1.63, 4.14.322 – < 4.15, 6.3.7 – < 6.4, 6.4 4.19.299

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.

ReleasePackageFixed inAdvisory
Debian 14 linux 6.6.8-1 —
Debian 13 linux 6.6.8-1 —
Debian 12 linux 6.1.64-1 —
ReleasePackageFixed inAdvisory
Ubuntu Nvidia-BlueField 22.04 LTS linux-bluefield 5.15.0-1037.39 —
Ubuntu 24.04 LTS linux-raspi-realtime No fix yet —
Ubuntu 22.04 LTS linux +1 5.15.0-100.110 —
Ubuntu 22.04 LTS linux-aws 5.15.0-1056.61 —
Ubuntu 22.04 LTS linux-azure 5.15.0-1058.66 —
Ubuntu 22.04 LTS linux-azure-fde 5.15.0-1058.66.1 —
Ubuntu 22.04 LTS linux-gcp 5.15.0-1053.61 —
Ubuntu 22.04 LTS linux-gke +1 5.15.0-1052.57 —
Ubuntu 22.04 LTS linux-gkeop 5.15.0-1038.44 —
Ubuntu 22.04 LTS linux-ibm +1 5.15.0-1048.51 —
Ubuntu 22.04 LTS linux-intel-iotg 5.15.0-1050.56 —
Ubuntu 22.04 LTS linux-nvidia 5.15.0-1046.46 —
Ubuntu 22.04 LTS linux-nvidia-6.5 6.5.0-1014.14 —
Ubuntu 22.04 LTS linux-nvidia-tegra 5.15.0-1025.25 —
Ubuntu 22.04 LTS linux-nvidia-tegra-igx 5.15.0-1012.12 —
Ubuntu 22.04 LTS linux-oracle 5.15.0-1053.59 —
Ubuntu 22.04 LTS linux-riscv +30 No fix yet —
Ubuntu 22.04 LTS linux-xilinx-zynqmp 5.15.0-1030.34 —
Ubuntu 20.04 LTS linux 5.4.0-173.191 —
Ubuntu 20.04 LTS linux-aws 5.4.0-1120.130 —
Ubuntu 20.04 LTS linux-aws-5.15 5.15.0-1056.61~20.04.1 —
Ubuntu 20.04 LTS linux-azure 5.4.0-1126.133 —
Ubuntu 20.04 LTS linux-azure-5.15 5.15.0-1058.66~20.04.2 —
Ubuntu 20.04 LTS linux-bluefield 5.4.0-1080.87 —
Ubuntu 20.04 LTS linux-gcp 5.4.0-1124.133 —
Ubuntu 20.04 LTS linux-gcp-5.15 5.15.0-1053.61~20.04.1 —
Ubuntu 20.04 LTS linux-gke +26 No fix yet —
Ubuntu 20.04 LTS linux-gkeop 5.4.0-1087.91 —
Ubuntu 20.04 LTS linux-gkeop-5.15 5.15.0-1038.44~20.04.1 —
Ubuntu 20.04 LTS linux-hwe-5.15 +1 5.15.0-100.110~20.04.1 —
Ubuntu 20.04 LTS linux-ibm 5.4.0-1067.72 —
Ubuntu 20.04 LTS linux-ibm-5.15 5.15.0-1048.51~20.04.1 —
Ubuntu 20.04 LTS linux-intel-iotg-5.15 5.15.0-1050.56~20.04.1 —
Ubuntu 20.04 LTS linux-iot 5.4.0-1032.33 —
Ubuntu 20.04 LTS linux-kvm 5.4.0-1108.115 —
Ubuntu 20.04 LTS linux-nvidia-tegra-5.15 5.15.0-1025.25~20.04.1 —
Ubuntu 20.04 LTS linux-oracle 5.4.0-1119.128 —
Ubuntu 20.04 LTS linux-oracle-5.15 5.15.0-1053.59~20.04.1 —
Ubuntu 20.04 LTS linux-raspi 5.4.0-1104.116 —
Ubuntu 20.04 LTS linux-riscv-5.15 5.15.0-1051.55~20.04.1 —
Ubuntu 20.04 LTS linux-xilinx-zynqmp 5.4.0-1039.43 —
Ubuntu 18.04 LTS linux-gcp +13 No fix yet —
Show 6 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 5.15.0-1048.50 —
Ubuntu Pro Realtime 22.04 LTS linux-realtime 5.15.0-1056.63 —
Ubuntu Pro FIPS-updates 22.04 LTS linux-aws-fips 5.15.0-1056.61+fips1 —
Ubuntu Pro FIPS-updates 22.04 LTS linux-fips 5.15.0-100.110+fips1 —
Ubuntu Pro FIPS-updates 22.04 LTS linux-gcp-fips 5.15.0-1055.63+fips2 —
Ubuntu Pro FIPS-updates 20.04 LTS linux-aws-fips 5.4.0-1120.130+fips1 —
Ubuntu Pro FIPS-updates 20.04 LTS linux-azure-fips 5.4.0-1126.133+fips1 —
Ubuntu Pro FIPS-updates 20.04 LTS linux-fips 5.4.0-1094.104 —
Ubuntu Pro FIPS-updates 20.04 LTS linux-gcp-fips 5.4.0-1124.133+fips1 —
Ubuntu Pro FIPS-preview 22.04 LTS linux-aws-fips +2 No fix yet —
Ubuntu Pro 18.04 LTS linux-aws-5.4 5.4.0-1120.130~18.04.1 —
Ubuntu Pro 18.04 LTS linux-azure-5.4 5.4.0-1126.133~18.04.1 —
Ubuntu Pro 18.04 LTS linux-gcp-5.4 5.4.0-1124.133~18.04.1 —
Ubuntu Pro 18.04 LTS linux-hwe-5.4 5.4.0-173.191~18.04.1 —
Ubuntu Pro 18.04 LTS linux-ibm-5.4 5.4.0-1067.72~18.04.1 —
Ubuntu Pro 18.04 LTS linux-oracle-5.4 5.4.0-1119.128~18.04.1 —
Ubuntu Pro 18.04 LTS linux-raspi-5.4 5.4.0-1104.116~18.04.1 —
ReleasePackageFixed inAdvisory
SLES 15 SP6 kernel-64kb 6.4.0-150600.23.14.1 SUSE-SU-2024:2571-1
SLES 15 SP6 kernel-azure +1 6.4.0-150600.8.8.2 SUSE-SU-2024:2896-1
SLES 15 SP6 kernel-default-base 6.4.0-150600.23.14.2.150600.12.4.3 SUSE-SU-2024:2571-1
SLES 15 SP6 kernel-docs +5 6.4.0-150600.23.14.2 SUSE-SU-2024:2571-1
SLES 15 SP6 kernel-syms-azure 6.4.0-150600.8.8.1 SUSE-SU-2024:2896-1
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
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
SLE Micro 6.0 kernel-default-base 6.4.0-17.1.1.51 SUSE-SU-2025:20008-1
SLE Micro 6.0 kernel-rt +1 6.4.0-9.1 SUSE-SU-2025:20028-1
SLE Micro 6.0 kernel-source +2 6.4.0-18.1 SUSE-SU-2025:20008-1
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 SP6 kernel-default 6.4.0-150600.23.14.2 SUSE-SU-2024:2571-1
SLE Live Patching 15 SP6 kernel-livepatch-SLE15-SP6-RT_Update_1 1-150600.1.5.1 SUSE-SU-2024:2973-1
SLE Live Patching 15 SP6 kernel-livepatch-SLE15-SP6_Update_2 1-150600.13.3.2 SUSE-SU-2024:2571-1
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 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 SP6 kernel-rt +3 6.4.0-150600.10.5.1 SUSE-SU-2024:2973-1
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
ReleasePackageFixed inAdvisory
openSUSE Leap 15.6 dtb-aarch64 +1 6.4.0-150600.23.14.1 SUSE-SU-2024:2571-1
openSUSE Leap 15.6 kernel-azure +1 6.4.0-150600.8.8.2 SUSE-SU-2024:2896-1
openSUSE Leap 15.6 kernel-default-base 6.4.0-150600.23.14.2.150600.12.4.3 SUSE-SU-2024:2571-1
openSUSE Leap 15.6 kernel-docs +8 6.4.0-150600.23.14.2 SUSE-SU-2024:2571-1
openSUSE Leap 15.6 kernel-rt +3 6.4.0-150600.10.5.1 SUSE-SU-2024:2973-1
openSUSE Leap 15.6 kernel-syms-azure 6.4.0-150600.8.8.1 SUSE-SU-2024:2896-1
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 13

References