Vulnerability · Published Aug 22, 2025 · Assigned by Linux

CVE-2025-38653proc: use the same treatment to check proc_lseek as ones for proc_read_iter et.al

High 7.8

In plain English

A high-severity security flaw 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 7% 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 92.8% 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: proc: use the same treatment to check proc_lseek as ones for proc_read_iter et.al Check pde->proc_ops->proc_lseek directly may cause UAF in rmmod scenario. It's a gap in proc_reg_open() after commit 654b33ada4ab("proc: fix UAF in proc_get_inode()"). Followed by AI Viro's suggestion, fix it in same manner.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
AlmaLinux:10kernel6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-64k6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-64k5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-64k-core6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-64k-core5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-64k-debug6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-64k-debug5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-64k-debug-core6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-64k-debug-core5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-64k-debug-devel6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-64k-debug-devel5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-64k-debug-devel-matched6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-64k-debug-devel-matched5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-64k-debug-modules6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-64k-debug-modules5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-64k-debug-modules-core6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-64k-debug-modules-core5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-64k-debug-modules-extra6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-64k-debug-modules-extra5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-64k-devel6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-64k-devel5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-64k-devel-matched6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-64k-devel-matched5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-64k-modules6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-64k-modules5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-64k-modules-core6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-64k-modules-core5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-64k-modules-extra6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-64k-modules-extra5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-abi-stablelists6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-abi-stablelists5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-core6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-core5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-cross-headers6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-cross-headers5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-debug6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-debug5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-debug-core6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-debug-core5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-debug-devel6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-debug-devel5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-debug-devel-matched6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-debug-devel-matched5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-debug-modules6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-debug-modules5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-debug-modules-core6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-debug-modules-core5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-debug-modules-extra6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-debug-modules-extra5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-debug-uki-virt6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-debug-uki-virt5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-devel6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-devel5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-devel-matched6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-devel-matched5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-doc6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-doc5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-headers6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-headers5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-modules6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-modules5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-modules-core6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-modules-core5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-modules-extra6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-modules-extra5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-modules-extra-matched6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:10kernel-rt6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-rt5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-rt-64k6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-rt-64k5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-rt-64k-core6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-rt-64k-core5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-rt-64k-debug6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-rt-64k-debug5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-rt-64k-debug-core6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-rt-64k-debug-core5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-rt-64k-debug-devel6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-rt-64k-debug-devel5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-rt-64k-debug-modules6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-rt-64k-debug-modules5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-rt-64k-debug-modules-core6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-rt-64k-debug-modules-core5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-rt-64k-debug-modules-extra6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-rt-64k-debug-modules-extra5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-rt-64k-devel6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-rt-64k-devel5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-rt-64k-modules6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-rt-64k-modules5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-rt-64k-modules-core6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-rt-64k-modules-core5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-rt-64k-modules-extra6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-rt-64k-modules-extra5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-rt-core6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-rt-core5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-rt-debug6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-rt-debug5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-rt-debug-core6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-rt-debug-core5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-rt-debug-devel6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-rt-debug-devel5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-rt-debug-modules6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-rt-debug-modules5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-rt-debug-modules-core6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-rt-debug-modules-core5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-rt-debug-modules-extra6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-rt-debug-modules-extra5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-rt-devel6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-rt-devel5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-rt-modules6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-rt-modules5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-rt-modules-core6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-rt-modules-core5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-rt-modules-extra6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-rt-modules-extra5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-tools6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-tools5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-tools-libs6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-tools-libs5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-tools-libs-devel6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-tools-libs-devel5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-uki-virt6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-uki-virt5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-uki-virt-addons6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-uki-virt-addons5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-zfcpdump6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-zfcpdump5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-zfcpdump-core6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-zfcpdump-core5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-zfcpdump-devel6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-zfcpdump-devel5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-zfcpdump-devel-matched6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-zfcpdump-devel-matched5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-zfcpdump-modules6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-zfcpdump-modules5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-zfcpdump-modules-core6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-zfcpdump-modules-core5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10kernel-zfcpdump-modules-extra6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9kernel-zfcpdump-modules-extra5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10libperf6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9libperf5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10perf6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9perf5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10python3-perf6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9python3-perf5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10rtla6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9rtla5.14.0-687.12.1.el9_8ALSA-2026:21556
AlmaLinux:10rv6.12.0-211.20.1.el10_2ALSA-2026:23329
AlmaLinux:9rv5.14.0-687.12.1.el9_8ALSA-2026:21556
Debian:12linux6.1.148-1DEBIAN-CVE-2025-38653
Debian:13linux6.12.43-1DEBIAN-CVE-2025-38653
Debian:14linux6.16.3-1DEBIAN-CVE-2025-38653
Rocky Linux:9kernel0:5.14.0-687.12.1.el9_8RLSA-2026:21556
Ubuntu:24.04:LTSlinux6.8.0-100.100UBUNTU-CVE-2025-38653
Ubuntu:22.04:LTSlinux-allwinner-5.19no fix listedUBUNTU-CVE-2025-38653
Ubuntu:24.04:LTSlinux-aws6.8.0-1046.49UBUNTU-CVE-2025-38653
Ubuntu:22.04:LTSlinux-aws-5.19no fix listedUBUNTU-CVE-2025-38653
Ubuntu:24.04:LTSlinux-aws-6.146.14.0-1017.17~24.04.1UBUNTU-CVE-2025-38653
Ubuntu:22.04:LTSlinux-aws-6.2no fix listedUBUNTU-CVE-2025-38653
Ubuntu:22.04:LTSlinux-aws-6.5no fix listedUBUNTU-CVE-2025-38653
Ubuntu:22.04:LTSlinux-aws-6.86.8.0-1046.49~22.04.1UBUNTU-CVE-2025-38653
Ubuntu:24.04:LTSlinux-azure6.8.0-1046.52UBUNTU-CVE-2025-38653
Ubuntu:22.04:LTSlinux-azure-5.19no fix listedUBUNTU-CVE-2025-38653
Ubuntu:24.04:LTSlinux-azure-6.11no fix listedUBUNTU-CVE-2025-38653
Ubuntu:24.04:LTSlinux-azure-6.146.14.0-1017.17~24.04.1UBUNTU-CVE-2025-38653
Ubuntu:22.04:LTSlinux-azure-6.2no fix listedUBUNTU-CVE-2025-38653
Ubuntu:22.04:LTSlinux-azure-6.5no fix listedUBUNTU-CVE-2025-38653
Ubuntu:22.04:LTSlinux-azure-6.86.8.0-1051.57~22.04.1UBUNTU-CVE-2025-38653
Ubuntu:24.04:LTSlinux-azure-fde6.8.0-1046.53UBUNTU-CVE-2025-38653
Ubuntu:25.10linux-azure-fdeno fix listedUBUNTU-CVE-2025-38653
Ubuntu:22.04:LTSlinux-azure-fde-5.19no fix listedUBUNTU-CVE-2025-38653
Ubuntu:24.04:LTSlinux-azure-fde-6.14no fix listedUBUNTU-CVE-2025-38653
Ubuntu:22.04:LTSlinux-azure-fde-6.2no fix listedUBUNTU-CVE-2025-38653
Ubuntu:22.04:LTSlinux-azure-fde-6.86.8.0-1046.53~22.04.1UBUNTU-CVE-2025-38653
Ubuntu:24.04:LTSlinux-azure-nvidiano fix listedUBUNTU-CVE-2025-38653
Ubuntu:24.04:LTSlinux-azure-nvidia-6.14no fix listedUBUNTU-CVE-2025-38653
Ubuntu:24.04:LTSlinux-gcp6.8.0-1047.50UBUNTU-CVE-2025-38653
Ubuntu:22.04:LTSlinux-gcp-5.19no fix listedUBUNTU-CVE-2025-38653
Ubuntu:24.04:LTSlinux-gcp-6.11no fix listedUBUNTU-CVE-2025-38653
Ubuntu:24.04:LTSlinux-gcp-6.146.14.0-1020.21~24.04.1UBUNTU-CVE-2025-38653
Ubuntu:22.04:LTSlinux-gcp-6.2no fix listedUBUNTU-CVE-2025-38653
Ubuntu:22.04:LTSlinux-gcp-6.5no fix listedUBUNTU-CVE-2025-38653
Ubuntu:22.04:LTSlinux-gcp-6.86.8.0-1047.50~22.04.2UBUNTU-CVE-2025-38653
Ubuntu:24.04:LTSlinux-gke6.8.0-1043.48UBUNTU-CVE-2025-38653
Ubuntu:24.04:LTSlinux-gkeop6.8.0-1030.33UBUNTU-CVE-2025-38653
Ubuntu:22.04:LTSlinux-hwe-5.19no fix listedUBUNTU-CVE-2025-38653
Ubuntu:24.04:LTSlinux-hwe-6.11no fix listedUBUNTU-CVE-2025-38653
Ubuntu:22.04:LTSlinux-hwe-6.2no fix listedUBUNTU-CVE-2025-38653
Ubuntu:22.04:LTSlinux-hwe-6.5no fix listedUBUNTU-CVE-2025-38653
Ubuntu:22.04:LTSlinux-hwe-6.86.8.0-100.100~22.04.1UBUNTU-CVE-2025-38653
Ubuntu:24.04:LTSlinux-ibm6.8.0-1044.44UBUNTU-CVE-2025-38653
Ubuntu:22.04:LTSlinux-ibm-6.86.8.0-1044.44~22.04.1UBUNTU-CVE-2025-38653
Ubuntu:24.04:LTSlinux-intelno fix listedUBUNTU-CVE-2025-38653
Ubuntu:22.04:LTSlinux-intel-iot-realtimeno fix listedUBUNTU-CVE-2025-38653
Ubuntu:24.04:LTSlinux-lowlatency6.8.0-100.100.1UBUNTU-CVE-2025-38653
Ubuntu:22.04:LTSlinux-lowlatency-hwe-5.19no fix listedUBUNTU-CVE-2025-38653
Ubuntu:24.04:LTSlinux-lowlatency-hwe-6.11no fix listedUBUNTU-CVE-2025-38653
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.2no fix listedUBUNTU-CVE-2025-38653
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.5no fix listedUBUNTU-CVE-2025-38653
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.86.8.0-100.100.1~22.04.1UBUNTU-CVE-2025-38653

Affected products (as reported)

VendorProductVersions
Linux Linux 3f61631d47f115b83c935d0039f95cb68b0c8ab7 – before c35b0feb80b48720dfbbf4e33759c7be3faaebb63f61631d47f115b83c935d0039f95cb68b0c8ab7 – before 33c778ea0bd0fa62ff590497e72562ff90f82b133f61631d47f115b83c935d0039f95cb68b0c8ab7 – before fc1072d934f687e1221d685cf1a49a5068318f343f61631d47f115b83c935d0039f95cb68b0c8ab7 – before d136502e04d8853a9aecb335d07bbefd7a1519a83f61631d47f115b83c935d0039f95cb68b0c8ab7 – before 1fccbfbae1dd36198dc47feac696563244ad81d33f61631d47f115b83c935d0039f95cb68b0c8ab7 – before ff7ec8dc1b646296f8d94c39339e8d3833d16c05
Linux Linux 6.0

References