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CVE-2023-1872

Fixed in a distro release EPSS <1%CVSS 7.8

A use-after-free vulnerability in the Linux Kernel io_uring system can be exploited to achieve local privilege escalation. The io_file_get_fixed function lacks the presence of ctx->uring_lock which can lead to a Use-After-Free vulnerability due a race condition with fixed files getting unregistered. We recommend upgrading past commit da24142b1ef9fd5d36b76e36bab328a5b27523e8.

Published 2023-04-12 · CVE record · OSV

Products: linux_kernel

Distro releases

ReleasePackageFixed in
Debian 10linux-5.105.10.178-3~deb10u1
Debian 12linux5.17.3-1
Debian 13linux5.17.3-1
Debian 14linux5.17.3-1
SUSE Enterprise Storage 7kernel-default5.3.18-150200.24.151.1
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SUSE Enterprise Storage 7kernel-source5.3.18-150200.24.151.1
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SUSE Enterprise Storage 7.1kernel-default-base5.3.18-150300.59.121.2.150300.18.70.2
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SUSE Enterprise Storage 7.1kernel-source5.3.18-150300.59.121.2
SUSE Enterprise Storage 7.1kernel-syms5.3.18-150300.59.121.1
SUSE Linux Enterprise High Availability Extension 15 SP2kernel-default5.3.18-150200.24.151.1
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SUSE Linux Enterprise High Performance Computing 15 SP2-LTSSkernel-preempt5.3.18-150200.24.151.1
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SUSE Linux Enterprise High Performance Computing 15 SP3-ESPOSkernel-default5.3.18-150300.59.121.2
SUSE Linux Enterprise High Performance Computing 15 SP3-ESPOSkernel-default-base5.3.18-150300.59.121.2.150300.18.70.2
SUSE Linux Enterprise High Performance Computing 15 SP3-ESPOSkernel-docs5.3.18-150300.59.121.2
SUSE Linux Enterprise High Performance Computing 15 SP3-ESPOSkernel-obs-build5.3.18-150300.59.121.2
SUSE Linux Enterprise High Performance Computing 15 SP3-ESPOSkernel-preempt5.3.18-150300.59.121.2
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SUSE Linux Enterprise Live Patching 15 SP2kernel-livepatch-SLE15-SP2_Update_352-150200.2.3
SUSE Linux Enterprise Live Patching 15 SP2kernel-livepatch-SLE15-SP2_Update_361-150200.5.3.1
SUSE Linux Enterprise Live Patching 15 SP3kernel-default5.3.18-150300.59.121.2
SUSE Linux Enterprise Live Patching 15 SP3kernel-livepatch-SLE15-SP3_Update_1914-150300.2.3
SUSE Linux Enterprise Live Patching 15 SP3kernel-livepatch-SLE15-SP3_Update_2311-150300.2.3
SUSE Linux Enterprise Live Patching 15 SP3kernel-livepatch-SLE15-SP3_Update_285-150300.2.3
SUSE Linux Enterprise Live Patching 15 SP3kernel-livepatch-SLE15-SP3_Update_312-150300.2.3
SUSE Linux Enterprise Live Patching 15 SP3kernel-livepatch-SLE15-SP3_Update_321-150300.7.3.2
SUSE Linux Enterprise Micro 5.1kernel-default5.3.18-150300.59.121.2
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SUSE Linux Enterprise Micro 5.2kernel-default5.3.18-150300.59.121.2
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SUSE Linux Enterprise Server for SAP Applications 15 SP2kernel-default5.3.18-150200.24.151.1
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Ubuntu 16.04 LTSlinux-hwe-edgeno fix
Ubuntu 18.04 LTSlinux-aws-5.0no fix
Ubuntu 18.04 LTSlinux-aws-5.3no fix
Ubuntu 18.04 LTSlinux-azureno fix
Ubuntu 18.04 LTSlinux-azure-5.3no fix
Ubuntu 18.04 LTSlinux-azure-edgeno fix
Ubuntu 18.04 LTSlinux-gcpno fix
Ubuntu 18.04 LTSlinux-gcp-5.3no fix
Ubuntu 18.04 LTSlinux-gke-4.15no fix
Ubuntu 18.04 LTSlinux-gke-5.4no fix
Ubuntu 18.04 LTSlinux-gkeop-5.4no fix
Ubuntu 18.04 LTSlinux-hweno fix
Ubuntu 18.04 LTSlinux-oemno fix
Ubuntu 18.04 LTSlinux-oracle-5.0no fix
Ubuntu 18.04 LTSlinux-oracle-5.3no fix
Ubuntu 20.04 LTSlinux-aws-5.11no fix
Ubuntu 20.04 LTSlinux-aws-5.13no fix
Ubuntu 20.04 LTSlinux-aws-5.155.15.0-1035.39~20.04.1
Ubuntu 20.04 LTSlinux-aws-5.8no fix
Ubuntu 20.04 LTSlinux-azure-5.11no fix
Ubuntu 20.04 LTSlinux-azure-5.13no fix
Ubuntu 20.04 LTSlinux-azure-5.155.15.0-1037.44~20.04.1
Ubuntu 20.04 LTSlinux-azure-5.8no fix
Ubuntu 20.04 LTSlinux-azure-fdeno fix
Ubuntu 20.04 LTSlinux-azure-fde-5.155.15.0-1037.44~20.04.1.1
Ubuntu 20.04 LTSlinux-gcp-5.11no fix
Ubuntu 20.04 LTSlinux-gcp-5.13no fix
Ubuntu 20.04 LTSlinux-gcp-5.155.15.0-1033.41~20.04.1
Ubuntu 20.04 LTSlinux-gcp-5.8no fix
Ubuntu 20.04 LTSlinux-gke-5.155.15.0-1032.37~20.04.1
Ubuntu 20.04 LTSlinux-gkeop-5.155.15.0-1019.24~20.04.1
Ubuntu 20.04 LTSlinux-hwe-5.11no fix
Ubuntu 20.04 LTSlinux-hwe-5.13no fix
Ubuntu 20.04 LTSlinux-hwe-5.155.15.0-71.78~20.04.1
Ubuntu 20.04 LTSlinux-hwe-5.8no fix
Ubuntu 20.04 LTSlinux-intel-5.13no fix
Ubuntu 20.04 LTSlinux-intel-iotg-5.155.15.0-1030.35~20.04.1
Ubuntu 20.04 LTSlinux-lowlatency-hwe-5.155.15.0-71.78~20.04.1
Ubuntu 20.04 LTSlinux-oem-5.10no fix
Ubuntu 20.04 LTSlinux-oem-5.13no fix
Ubuntu 20.04 LTSlinux-oem-5.14no fix
Ubuntu 20.04 LTSlinux-oem-5.6no fix
Ubuntu 20.04 LTSlinux-oracle-5.11no fix
Ubuntu 20.04 LTSlinux-oracle-5.13no fix
Ubuntu 20.04 LTSlinux-oracle-5.155.15.0-1034.40~20.04.1
Ubuntu 20.04 LTSlinux-oracle-5.8no fix
Ubuntu 20.04 LTSlinux-raspi2no fix
Ubuntu 20.04 LTSlinux-riscvno fix
Ubuntu 20.04 LTSlinux-riscv-5.11no fix
Ubuntu 20.04 LTSlinux-riscv-5.155.15.0-1032.36~20.04.1
Ubuntu 20.04 LTSlinux-riscv-5.8no fix
Ubuntu 22.04 LTSlinux5.15.0-71.78
Ubuntu 22.04 LTSlinux-aws5.15.0-1035.39
Ubuntu 22.04 LTSlinux-azure5.15.0-1037.44
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Ubuntu 22.04 LTSlinux-gke5.15.0-1032.37
Ubuntu 22.04 LTSlinux-gkeop5.15.0-1019.24
Ubuntu 22.04 LTSlinux-ibm5.15.0-1029.32
Ubuntu 22.04 LTSlinux-intel-iotg5.15.0-1030.35
Ubuntu 22.04 LTSlinux-kvm5.15.0-1032.37
Ubuntu 22.04 LTSlinux-lowlatency5.15.0-71.78
Ubuntu 22.04 LTSlinux-nvidia5.15.0-1023.23
Ubuntu 22.04 LTSlinux-oem-5.175.17.0-1004.4
Ubuntu 22.04 LTSlinux-oracle5.15.0-1034.40
Ubuntu 22.04 LTSlinux-raspi5.15.0-1028.30
Ubuntu 22.04 LTSlinux-realtimeno fix
Ubuntu 22.04 LTSlinux-riscvno fix
Ubuntu 22.04 LTSlinux-riscv-6.5no fix
Ubuntu 24.04 LTSlinux-raspi-realtimeno fix
Ubuntu Nvidia-BlueField 22.04 LTSlinux-bluefield5.15.0-1017.19
Ubuntu Pro 14.04 LTSlinux-lts-xenial4.4.0-252.286~14.04.1
Ubuntu Pro 16.04 LTSlinux4.4.0-252.286
Ubuntu Pro 16.04 LTSlinux-aws4.4.0-1167.182
Ubuntu Pro 16.04 LTSlinux-aws-hwe4.15.0-1166.179~16.04.1
Ubuntu Pro 16.04 LTSlinux-azure4.15.0-1175.190~16.04.1
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Ubuntu Pro 18.04 LTSlinux-aws-5.45.4.0-1121.131~18.04.1
Ubuntu Pro 18.04 LTSlinux-azure-4.154.15.0-1175.190
Ubuntu Pro 18.04 LTSlinux-azure-5.45.4.0-1109.115~18.04.1
Ubuntu Pro 18.04 LTSlinux-azure-5.45.4.0-1126.133~18.04.1
Ubuntu Pro 18.04 LTSlinux-gcp-4.154.15.0-1160.177
Ubuntu Pro 18.04 LTSlinux-gcp-5.45.4.0-1106.115~18.04.1
Ubuntu Pro 18.04 LTSlinux-gcp-5.45.4.0-1125.134~18.04.1
Ubuntu Pro 18.04 LTSlinux-gke-5.4no fix
Ubuntu Pro 18.04 LTSlinux-gkeop-5.4no fix
Ubuntu Pro 18.04 LTSlinux-hwe-5.45.4.0-150.167~18.04.1
Ubuntu Pro 18.04 LTSlinux-hwe-5.45.4.0-174.193~18.04.1
Ubuntu Pro 18.04 LTSlinux-ibm-5.45.4.0-1050.55~18.04.1
Ubuntu Pro 20.04 LTSlinux5.4.0-150.167
Ubuntu Pro 20.04 LTSlinux5.4.0-174.193
Ubuntu Pro 20.04 LTSlinux-aws5.4.0-1103.111
Ubuntu Pro 20.04 LTSlinux-aws5.4.0-1121.131
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Ubuntu Pro 20.04 LTSlinux-azure5.4.0-1109.115
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Ubuntu Pro 20.04 LTSlinux-gcp-5.155.15.0-1054.62~20.04.1
Ubuntu Pro 20.04 LTSlinux-gke5.4.0-1100.107
Ubuntu Pro 20.04 LTSlinux-gkeno fix
Ubuntu Pro 20.04 LTSlinux-gke-5.155.15.0-1032.37~20.04.1
Ubuntu Pro 20.04 LTSlinux-gke-5.155.15.0-1034.39~20.04.1
Ubuntu Pro 20.04 LTSlinux-gkeop5.4.0-1088.92
Ubuntu Pro 20.04 LTSlinux-gkeop5.4.0-1070.74
Ubuntu Pro 20.04 LTSlinux-hwe-5.155.15.0-101.111~20.04.1
Ubuntu Pro 20.04 LTSlinux-ibm5.4.0-1068.73
Ubuntu Pro 20.04 LTSlinux-ibm5.4.0-1050.55
Ubuntu Pro 20.04 LTSlinux-ibm-5.155.15.0-1049.52~20.04.1
Ubuntu Pro 20.04 LTSlinux-lowlatency-hwe-5.155.15.0-101.111~20.04.1
Ubuntu Pro 22.04 LTSlinux5.15.0-73.80
Ubuntu Pro 22.04 LTSlinux5.15.0-101.111
Ubuntu Pro 22.04 LTSlinux-aws5.15.0-1056.61
Ubuntu Pro 22.04 LTSlinux-aws5.15.0-1037.41
Ubuntu Pro 22.04 LTSlinux-aws-6.56.5.0-1016.16~22.04.1
Ubuntu Pro 22.04 LTSlinux-azure5.15.0-1059.67
Ubuntu Pro 22.04 LTSlinux-azure5.15.0-1039.46
Ubuntu Pro 22.04 LTSlinux-azure-6.56.5.0-1017.17~22.04.1
Ubuntu Pro 22.04 LTSlinux-gcp5.15.0-1035.43
Ubuntu Pro 22.04 LTSlinux-gcp5.15.0-1054.62
Ubuntu Pro 22.04 LTSlinux-gcp-6.56.5.0-1016.16~22.04.1
Ubuntu Pro 22.04 LTSlinux-gke5.15.0-1034.39
Ubuntu Pro 22.04 LTSlinux-gke5.15.0-1053.58
Ubuntu Pro 22.04 LTSlinux-hwe-6.56.5.0-26.26~22.04.1
Ubuntu Pro 22.04 LTSlinux-ibm5.15.0-1031.34
Ubuntu Pro 22.04 LTSlinux-ibm5.15.0-1049.52
Ubuntu Pro 22.04 LTSlinux-lowlatency5.15.0-73.80
Ubuntu Pro 22.04 LTSlinux-lowlatency5.15.0-101.111
Ubuntu Pro Realtime 22.04 LTSlinux-intel-iot-realtime5.15.0-1028.33
Ubuntu Pro Realtime 22.04 LTSlinux-realtime5.15.0-1037.40
openSUSE Leap 15.4dtb-aarch645.3.18-150300.59.121.1