Vulnerability · Published Sep 17, 2025 · Assigned by Linux

CVE-2022-50367fs: fix UAF/GPF bug in nilfs_mdt_destroy

High 7.8

In plain English

A high-severity use-after-free in Linux from Linux. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 13% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)7.8High
Exploit odds (30 days)0.2%top 86.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

In the Linux kernel, the following vulnerability has been resolved: fs: fix UAF/GPF bug in nilfs_mdt_destroy In alloc_inode, inode_init_always() could return -ENOMEM if security_inode_alloc() fails, which causes inode->i_private uninitialized. Then nilfs_is_metadata_file_inode() returns true and nilfs_free_inode() wrongly calls nilfs_mdt_destroy(), which frees the uninitialized inode->i_private and leads to crashes(e.g., UAF/GPF). Fix this by moving security_inode_alloc just prior to this_cpu_inc(nr_inodes)

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
AlmaLinux:8bpftool4.18.0-553.83.1.el8_10ALSA-2025:19931
AlmaLinux:8kernel4.18.0-553.83.1.el8_10ALSA-2025:19931
AlmaLinux:9kernel5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:9kernel-64k5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:9kernel-64k-core5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:9kernel-64k-debug5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:9kernel-64k-debug-core5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:9kernel-64k-debug-devel5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:9kernel-64k-debug-devel-matched5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:9kernel-64k-debug-modules5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:9kernel-64k-debug-modules-core5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:9kernel-64k-debug-modules-extra5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:9kernel-64k-devel5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:9kernel-64k-devel-matched5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:9kernel-64k-modules5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:9kernel-64k-modules-core5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:9kernel-64k-modules-extra5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:8kernel-abi-stablelists4.18.0-553.83.1.el8_10ALSA-2025:19931
AlmaLinux:9kernel-abi-stablelists5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:8kernel-core4.18.0-553.83.1.el8_10ALSA-2025:19931
AlmaLinux:9kernel-core5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:8kernel-cross-headers4.18.0-553.83.1.el8_10ALSA-2025:19931
AlmaLinux:9kernel-cross-headers5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:8kernel-debug4.18.0-553.83.1.el8_10ALSA-2025:19931
AlmaLinux:9kernel-debug5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:8kernel-debug-core4.18.0-553.83.1.el8_10ALSA-2025:19931
AlmaLinux:9kernel-debug-core5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:8kernel-debug-devel4.18.0-553.83.1.el8_10ALSA-2025:19931
AlmaLinux:9kernel-debug-devel5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:9kernel-debug-devel-matched5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:8kernel-debug-modules4.18.0-553.83.1.el8_10ALSA-2025:19931
AlmaLinux:9kernel-debug-modules5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:9kernel-debug-modules-core5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:8kernel-debug-modules-extra4.18.0-553.83.1.el8_10ALSA-2025:19931
AlmaLinux:9kernel-debug-modules-extra5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:9kernel-debug-uki-virt5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:8kernel-devel4.18.0-553.83.1.el8_10ALSA-2025:19931
AlmaLinux:9kernel-devel5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:9kernel-devel-matched5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:8kernel-doc4.18.0-553.83.1.el8_10ALSA-2025:19931
AlmaLinux:9kernel-doc5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:8kernel-headers4.18.0-553.83.1.el8_10ALSA-2025:19931
AlmaLinux:9kernel-headers5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:8kernel-modules4.18.0-553.83.1.el8_10ALSA-2025:19931
AlmaLinux:9kernel-modules5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:9kernel-modules-core5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:8kernel-modules-extra4.18.0-553.83.1.el8_10ALSA-2025:19931
AlmaLinux:9kernel-modules-extra5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:8kernel-rt4.18.0-553.83.1.rt7.424.el8_10ALSA-2025:19932
AlmaLinux:9kernel-rt5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:9kernel-rt-64k5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:9kernel-rt-64k-core5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:9kernel-rt-64k-debug5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:9kernel-rt-64k-debug-core5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:9kernel-rt-64k-debug-devel5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:9kernel-rt-64k-debug-modules5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:9kernel-rt-64k-debug-modules-core5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:9kernel-rt-64k-debug-modules-extra5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:9kernel-rt-64k-devel5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:9kernel-rt-64k-modules5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:9kernel-rt-64k-modules-core5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:9kernel-rt-64k-modules-extra5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:8kernel-rt-core4.18.0-553.83.1.rt7.424.el8_10ALSA-2025:19932
AlmaLinux:9kernel-rt-core5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:8kernel-rt-debug4.18.0-553.83.1.rt7.424.el8_10ALSA-2025:19932
AlmaLinux:9kernel-rt-debug5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:8kernel-rt-debug-core4.18.0-553.83.1.rt7.424.el8_10ALSA-2025:19932
AlmaLinux:9kernel-rt-debug-core5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:8kernel-rt-debug-devel4.18.0-553.83.1.rt7.424.el8_10ALSA-2025:19932
AlmaLinux:9kernel-rt-debug-devel5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:9kernel-rt-debug-kvm5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:8kernel-rt-debug-modules4.18.0-553.83.1.rt7.424.el8_10ALSA-2025:19932
AlmaLinux:9kernel-rt-debug-modules5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:9kernel-rt-debug-modules-core5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:8kernel-rt-debug-modules-extra4.18.0-553.83.1.rt7.424.el8_10ALSA-2025:19932
AlmaLinux:9kernel-rt-debug-modules-extra5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:8kernel-rt-devel4.18.0-553.83.1.rt7.424.el8_10ALSA-2025:19932
AlmaLinux:9kernel-rt-devel5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:9kernel-rt-kvm5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:8kernel-rt-modules4.18.0-553.83.1.rt7.424.el8_10ALSA-2025:19932
AlmaLinux:9kernel-rt-modules5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:9kernel-rt-modules-core5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:8kernel-rt-modules-extra4.18.0-553.83.1.rt7.424.el8_10ALSA-2025:19932
AlmaLinux:9kernel-rt-modules-extra5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:8kernel-tools4.18.0-553.83.1.el8_10ALSA-2025:19931
AlmaLinux:9kernel-tools5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:8kernel-tools-libs4.18.0-553.83.1.el8_10ALSA-2025:19931
AlmaLinux:9kernel-tools-libs5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:8kernel-tools-libs-devel4.18.0-553.83.1.el8_10ALSA-2025:19931
AlmaLinux:9kernel-tools-libs-devel5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:9kernel-uki-virt5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:9kernel-uki-virt-addons5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:8kernel-zfcpdump4.18.0-553.83.1.el8_10ALSA-2025:19931
AlmaLinux:9kernel-zfcpdump5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:8kernel-zfcpdump-core4.18.0-553.83.1.el8_10ALSA-2025:19931
AlmaLinux:9kernel-zfcpdump-core5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:8kernel-zfcpdump-devel4.18.0-553.83.1.el8_10ALSA-2025:19931
AlmaLinux:9kernel-zfcpdump-devel5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:9kernel-zfcpdump-devel-matched5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:8kernel-zfcpdump-modules4.18.0-553.83.1.el8_10ALSA-2025:19931
AlmaLinux:9kernel-zfcpdump-modules5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:9kernel-zfcpdump-modules-core5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:8kernel-zfcpdump-modules-extra4.18.0-553.83.1.el8_10ALSA-2025:19931
AlmaLinux:9kernel-zfcpdump-modules-extra5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:9libperf5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:8perf4.18.0-553.83.1.el8_10ALSA-2025:19931
AlmaLinux:9perf5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:8python3-perf4.18.0-553.83.1.el8_10ALSA-2025:19931
AlmaLinux:9python3-perf5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:9rtla5.14.0-570.60.1.el9_6ALSA-2025:19409
AlmaLinux:9rv5.14.0-570.60.1.el9_6ALSA-2025:19409
Debian:12linux6.0.2-1DEBIAN-CVE-2022-50367
Debian:13linux6.0.2-1DEBIAN-CVE-2022-50367
Debian:14linux6.0.2-1DEBIAN-CVE-2022-50367
Rocky Linux:8kernel0:4.18.0-553.83.1.el8_10RLSA-2025:19931
Rocky Linux:8kernel-rt0:4.18.0-553.83.1.rt7.424.el8_10RLSA-2025:19932
Ubuntu:22.04:LTSlinux5.15.0-53.59UBUNTU-CVE-2022-50367
Ubuntu:22.04:LTSlinux-allwinner-5.19no fix listedUBUNTU-CVE-2022-50367
Ubuntu:22.04:LTSlinux-aws5.15.0-1023.27UBUNTU-CVE-2022-50367
Ubuntu:22.04:LTSlinux-aws-5.19no fix listedUBUNTU-CVE-2022-50367
Ubuntu:22.04:LTSlinux-aws-6.2no fix listedUBUNTU-CVE-2022-50367
Ubuntu:22.04:LTSlinux-aws-6.5no fix listedUBUNTU-CVE-2022-50367
Ubuntu:22.04:LTSlinux-azure5.15.0-1023.29UBUNTU-CVE-2022-50367
Ubuntu:22.04:LTSlinux-azure-5.19no fix listedUBUNTU-CVE-2022-50367
Ubuntu:24.04:LTSlinux-azure-6.11no fix listedUBUNTU-CVE-2022-50367
Ubuntu:22.04:LTSlinux-azure-6.2no fix listedUBUNTU-CVE-2022-50367
Ubuntu:22.04:LTSlinux-azure-6.5no fix listedUBUNTU-CVE-2022-50367
Ubuntu:22.04:LTSlinux-azure-fde5.15.0-1024.30.1UBUNTU-CVE-2022-50367
Ubuntu:22.04:LTSlinux-azure-fde-5.19no fix listedUBUNTU-CVE-2022-50367
Ubuntu:22.04:LTSlinux-azure-fde-6.2no fix listedUBUNTU-CVE-2022-50367
Ubuntu:22.04:LTSlinux-gcp5.15.0-1022.29UBUNTU-CVE-2022-50367
Ubuntu:22.04:LTSlinux-gcp-5.19no fix listedUBUNTU-CVE-2022-50367
Ubuntu:24.04:LTSlinux-gcp-6.11no fix listedUBUNTU-CVE-2022-50367
Ubuntu:22.04:LTSlinux-gcp-6.2no fix listedUBUNTU-CVE-2022-50367
Ubuntu:22.04:LTSlinux-gcp-6.5no fix listedUBUNTU-CVE-2022-50367
Ubuntu:22.04:LTSlinux-gke5.15.0-1020.25UBUNTU-CVE-2022-50367
Ubuntu:22.04:LTSlinux-gkeop5.15.0-1008.12UBUNTU-CVE-2022-50367
Ubuntu:22.04:LTSlinux-hwe-5.19no fix listedUBUNTU-CVE-2022-50367
Ubuntu:24.04:LTSlinux-hwe-6.11no fix listedUBUNTU-CVE-2022-50367
Ubuntu:22.04:LTSlinux-hwe-6.2no fix listedUBUNTU-CVE-2022-50367
Ubuntu:22.04:LTSlinux-hwe-6.5no fix listedUBUNTU-CVE-2022-50367
Ubuntu:22.04:LTSlinux-ibm5.15.0-1018.21UBUNTU-CVE-2022-50367
Ubuntu:24.04:LTSlinux-intelno fix listedUBUNTU-CVE-2022-50367
Ubuntu:22.04:LTSlinux-intel-iot-realtimeno fix listedUBUNTU-CVE-2022-50367
Ubuntu:22.04:LTSlinux-intel-iotg5.15.0-1018.23UBUNTU-CVE-2022-50367
Ubuntu:22.04:LTSlinux-kvm5.15.0-1021.26UBUNTU-CVE-2022-50367
Ubuntu:22.04:LTSlinux-lowlatency5.15.0-53.59UBUNTU-CVE-2022-50367
Ubuntu:22.04:LTSlinux-lowlatency-hwe-5.19no fix listedUBUNTU-CVE-2022-50367
Ubuntu:24.04:LTSlinux-lowlatency-hwe-6.11no fix listedUBUNTU-CVE-2022-50367
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.2no fix listedUBUNTU-CVE-2022-50367
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.5no fix listedUBUNTU-CVE-2022-50367
Ubuntu:22.04:LTSlinux-nvidia5.15.0-1015.15UBUNTU-CVE-2022-50367
Ubuntu:22.04:LTSlinux-nvidia-6.2no fix listedUBUNTU-CVE-2022-50367
Ubuntu:22.04:LTSlinux-nvidia-6.5no fix listedUBUNTU-CVE-2022-50367
Ubuntu:22.04:LTSlinux-oem-5.17no fix listedUBUNTU-CVE-2022-50367
Ubuntu:22.04:LTSlinux-oem-6.0no fix listedUBUNTU-CVE-2022-50367
Ubuntu:22.04:LTSlinux-oem-6.1no fix listedUBUNTU-CVE-2022-50367
Ubuntu:24.04:LTSlinux-oem-6.11no fix listedUBUNTU-CVE-2022-50367
Ubuntu:22.04:LTSlinux-oem-6.5no fix listedUBUNTU-CVE-2022-50367
Ubuntu:24.04:LTSlinux-oem-6.8no fix listedUBUNTU-CVE-2022-50367
Ubuntu:22.04:LTSlinux-oracle5.15.0-1022.28UBUNTU-CVE-2022-50367
Ubuntu:22.04:LTSlinux-oracle-6.5no fix listedUBUNTU-CVE-2022-50367
Ubuntu:22.04:LTSlinux-raspi5.15.0-1018.20UBUNTU-CVE-2022-50367
Ubuntu:24.04:LTSlinux-raspi-realtimeno fix listedUBUNTU-CVE-2022-50367
Ubuntu:22.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2022-50367
Ubuntu:24.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2022-50367
Ubuntu:22.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2022-50367
Ubuntu:24.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2022-50367
Ubuntu:22.04:LTSlinux-riscv-5.19no fix listedUBUNTU-CVE-2022-50367
Ubuntu:22.04:LTSlinux-riscv-6.5no fix listedUBUNTU-CVE-2022-50367
Ubuntu:22.04:LTSlinux-starfive-5.19no fix listedUBUNTU-CVE-2022-50367
Ubuntu:22.04:LTSlinux-starfive-6.2no fix listedUBUNTU-CVE-2022-50367
Ubuntu:22.04:LTSlinux-starfive-6.5no fix listedUBUNTU-CVE-2022-50367

Affected products (as reported)

VendorProductVersions
Linux Linux 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 – before d1ff475d7c83289d0a7faef346ea3bbf90818bad1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 – before c0aa76b0f17f59dd9c9d3463550a2986a1d592e41da177e4c3f41524e886b7f1b8a0c1fc7321cac2 – before ec2aab115eb38ac4992ea2fcc2a02fbe7af5cf481da177e4c3f41524e886b7f1b8a0c1fc7321cac2 – before 70e4f70d54e0225f91814e8610477d65f33cefe41da177e4c3f41524e886b7f1b8a0c1fc7321cac2 – before 1e555c3ed1fce4b278aaebe18a64a934cece57d81da177e4c3f41524e886b7f1b8a0c1fc7321cac2 – before 64b79e632869ad3ef6c098a4731d559381da11151da177e4c3f41524e886b7f1b8a0c1fc7321cac2 – before 81de80330fa6907aec32eb54c5619059e6e364521da177e4c3f41524e886b7f1b8a0c1fc7321cac2 – before 2a96b532098284ecf8e4849b8b9e5fc7a28bdee9
Linux Linux 2.6.12

Weakness: CWE-416 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References