Vulnerability · Published Jun 18, 2025 · Assigned by Linux

CVE-2025-38015dmaengine: idxd: fix memory leak in error handling path of idxd_alloc

Medium 5.5

In plain English

A medium-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 9% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS NVD)5.5Medium
Exploit odds (30 days)0.2%top 90.5% 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: dmaengine: idxd: fix memory leak in error handling path of idxd_alloc Memory allocated for idxd is not freed if an error occurs during idxd_alloc(). To fix it, free the allocated memory in the reverse order of allocation before exiting the function in case of an error.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
AlmaLinux:10kernel6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-64k6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-64k5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-64k-core6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-64k-core5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-64k-debug6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-64k-debug5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-64k-debug-core6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-64k-debug-core5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-64k-debug-devel6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-64k-debug-devel5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-64k-debug-devel-matched6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-64k-debug-devel-matched5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-64k-debug-modules6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-64k-debug-modules5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-64k-debug-modules-core6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-64k-debug-modules-core5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-64k-debug-modules-extra6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-64k-debug-modules-extra5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-64k-devel6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-64k-devel5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-64k-devel-matched6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-64k-devel-matched5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-64k-modules6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-64k-modules5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-64k-modules-core6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-64k-modules-core5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-64k-modules-extra6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-64k-modules-extra5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-abi-stablelists6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-abi-stablelists5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-core6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-core5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-cross-headers6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-cross-headers5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-debug6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-debug5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-debug-core6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-debug-core5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-debug-devel6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-debug-devel5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-debug-devel-matched6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-debug-devel-matched5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-debug-modules6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-debug-modules5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-debug-modules-core6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-debug-modules-core5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-debug-modules-extra6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-debug-modules-extra5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-debug-uki-virt6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-debug-uki-virt5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-devel6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-devel5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-devel-matched6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-devel-matched5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-doc6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-doc5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-headers6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-headers5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-modules6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-modules5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-modules-core6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-modules-core5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-modules-extra6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-modules-extra5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-modules-extra-matched6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:10kernel-rt6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-rt5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-rt-64k6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-rt-64k5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-rt-64k-core6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-rt-64k-core5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-rt-64k-debug6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-rt-64k-debug5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-rt-64k-debug-core6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-rt-64k-debug-core5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-rt-64k-debug-devel6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-rt-64k-debug-devel5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-rt-64k-debug-modules6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-rt-64k-debug-modules5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-rt-64k-debug-modules-core6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-rt-64k-debug-modules-core5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-rt-64k-debug-modules-extra6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-rt-64k-debug-modules-extra5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-rt-64k-devel6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-rt-64k-devel5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-rt-64k-modules6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-rt-64k-modules5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-rt-64k-modules-core6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-rt-64k-modules-core5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-rt-64k-modules-extra6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-rt-64k-modules-extra5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-rt-core6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-rt-core5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-rt-debug6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-rt-debug5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-rt-debug-core6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-rt-debug-core5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-rt-debug-devel6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-rt-debug-devel5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-rt-debug-modules6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-rt-debug-modules5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-rt-debug-modules-core6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-rt-debug-modules-core5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-rt-debug-modules-extra6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-rt-debug-modules-extra5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-rt-devel6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-rt-devel5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-rt-modules6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-rt-modules5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-rt-modules-core6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-rt-modules-core5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-rt-modules-extra6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-rt-modules-extra5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-tools6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-tools5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-tools-libs6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-tools-libs5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-tools-libs-devel6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-tools-libs-devel5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-uki-virt6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-uki-virt5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-uki-virt-addons6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-uki-virt-addons5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-zfcpdump6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-zfcpdump5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-zfcpdump-core6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-zfcpdump-core5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-zfcpdump-devel6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-zfcpdump-devel5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-zfcpdump-devel-matched6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-zfcpdump-devel-matched5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-zfcpdump-modules6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-zfcpdump-modules5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-zfcpdump-modules-core6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-zfcpdump-modules-core5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10kernel-zfcpdump-modules-extra6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9kernel-zfcpdump-modules-extra5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10libperf6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9libperf5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10perf6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9perf5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10python3-perf6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9python3-perf5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10rtla6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9rtla5.14.0-687.5.1.el9_8ALSA-2026:18587
AlmaLinux:10rv6.12.0-211.7.1.el10_2ALSA-2026:18134
AlmaLinux:9rv5.14.0-687.5.1.el9_8ALSA-2026:18587
Debian:12linux6.1.140-1DEBIAN-CVE-2025-38015
Debian:13linux6.12.30-1DEBIAN-CVE-2025-38015
Debian:14linux6.12.30-1DEBIAN-CVE-2025-38015
Ubuntu:22.04:LTSlinuxno fix listedUBUNTU-CVE-2025-38015
Ubuntu:24.04:LTSlinux6.8.0-100.100UBUNTU-CVE-2025-38015
Ubuntu:22.04:LTSlinux-allwinner-5.19no fix listedUBUNTU-CVE-2025-38015
Ubuntu:22.04:LTSlinux-awsno fix listedUBUNTU-CVE-2025-38015
Ubuntu:24.04:LTSlinux-aws6.8.0-1046.49UBUNTU-CVE-2025-38015
Ubuntu:22.04:LTSlinux-aws-5.19no fix listedUBUNTU-CVE-2025-38015
Ubuntu:24.04:LTSlinux-aws-6.146.14.0-1011.11~24.04.1UBUNTU-CVE-2025-38015
Ubuntu:24.04:LTSlinux-aws-6.146.14.0-1011.11~24.04.1USN-7699-1
Ubuntu:22.04:LTSlinux-aws-6.2no fix listedUBUNTU-CVE-2025-38015
Ubuntu:22.04:LTSlinux-aws-6.5no fix listedUBUNTU-CVE-2025-38015
Ubuntu:22.04:LTSlinux-aws-6.86.8.0-1046.49~22.04.1UBUNTU-CVE-2025-38015
Ubuntu:22.04:LTSlinux-azureno fix listedUBUNTU-CVE-2025-38015
Ubuntu:24.04:LTSlinux-azure6.8.0-1046.52UBUNTU-CVE-2025-38015
Ubuntu:22.04:LTSlinux-azure-5.19no fix listedUBUNTU-CVE-2025-38015
Ubuntu:24.04:LTSlinux-azure-6.11no fix listedUBUNTU-CVE-2025-38015
Ubuntu:22.04:LTSlinux-azure-6.2no fix listedUBUNTU-CVE-2025-38015
Ubuntu:22.04:LTSlinux-azure-6.5no fix listedUBUNTU-CVE-2025-38015
Ubuntu:22.04:LTSlinux-azure-6.86.8.0-1051.57~22.04.1UBUNTU-CVE-2025-38015
Ubuntu:22.04:LTSlinux-azure-fdeno fix listedUBUNTU-CVE-2025-38015
Ubuntu:24.04:LTSlinux-azure-fde6.8.0-1046.53UBUNTU-CVE-2025-38015
Ubuntu:25.10linux-azure-fdeno fix listedUBUNTU-CVE-2025-38015
Ubuntu:22.04:LTSlinux-azure-fde-5.19no fix listedUBUNTU-CVE-2025-38015
Ubuntu:22.04:LTSlinux-azure-fde-6.2no fix listedUBUNTU-CVE-2025-38015
Ubuntu:22.04:LTSlinux-azure-fde-6.86.8.0-1046.53~22.04.1UBUNTU-CVE-2025-38015
Ubuntu:24.04:LTSlinux-azure-nvidiano fix listedUBUNTU-CVE-2025-38015
Ubuntu:22.04:LTSlinux-gcpno fix listedUBUNTU-CVE-2025-38015
Ubuntu:24.04:LTSlinux-gcp6.8.0-1047.50UBUNTU-CVE-2025-38015
Ubuntu:22.04:LTSlinux-gcp-5.19no fix listedUBUNTU-CVE-2025-38015
Ubuntu:24.04:LTSlinux-gcp-6.11no fix listedUBUNTU-CVE-2025-38015
Ubuntu:24.04:LTSlinux-gcp-6.146.14.0-1014.15~24.04.1UBUNTU-CVE-2025-38015
Ubuntu:24.04:LTSlinux-gcp-6.146.14.0-1014.15~24.04.1USN-7699-1
Ubuntu:22.04:LTSlinux-gcp-6.2no fix listedUBUNTU-CVE-2025-38015
Ubuntu:22.04:LTSlinux-gcp-6.5no fix listedUBUNTU-CVE-2025-38015
Ubuntu:22.04:LTSlinux-gcp-6.86.8.0-1047.50~22.04.2UBUNTU-CVE-2025-38015
Ubuntu:22.04:LTSlinux-gkeno fix listedUBUNTU-CVE-2025-38015
Ubuntu:24.04:LTSlinux-gke6.8.0-1043.48UBUNTU-CVE-2025-38015
Ubuntu:22.04:LTSlinux-gkeopno fix listedUBUNTU-CVE-2025-38015
Ubuntu:24.04:LTSlinux-gkeop6.8.0-1030.33UBUNTU-CVE-2025-38015
Ubuntu:22.04:LTSlinux-hwe-5.19no fix listedUBUNTU-CVE-2025-38015
Ubuntu:24.04:LTSlinux-hwe-6.11no fix listedUBUNTU-CVE-2025-38015
Ubuntu:24.04:LTSlinux-hwe-6.146.14.0-28.28~24.04.1USN-7699-2
Ubuntu:22.04:LTSlinux-hwe-6.2no fix listedUBUNTU-CVE-2025-38015
Ubuntu:22.04:LTSlinux-hwe-6.5no fix listedUBUNTU-CVE-2025-38015
Ubuntu:22.04:LTSlinux-hwe-6.86.8.0-100.100~22.04.1UBUNTU-CVE-2025-38015
Ubuntu:22.04:LTSlinux-ibmno fix listedUBUNTU-CVE-2025-38015
Ubuntu:24.04:LTSlinux-ibm6.8.0-1044.44UBUNTU-CVE-2025-38015
Ubuntu:22.04:LTSlinux-ibm-6.86.8.0-1044.44~22.04.1UBUNTU-CVE-2025-38015
Ubuntu:24.04:LTSlinux-intelno fix listedUBUNTU-CVE-2025-38015

Affected products (as reported)

VendorProductVersions
Linux Linux a8563a33a5e26064061f2fb34215c97f0e2995f4 – before 64afd9a1f644b27661420257dcc007d5009c99dda8563a33a5e26064061f2fb34215c97f0e2995f4 – before 6e94a2c3e4c166cd2736ac225fba5889fb1e8ac0a8563a33a5e26064061f2fb34215c97f0e2995f4 – before 868dbce755ec92855362d213f47e045a8388361aa8563a33a5e26064061f2fb34215c97f0e2995f4 – before 4f005eb68890698e5abc6a3af04dab76f175c50ca8563a33a5e26064061f2fb34215c97f0e2995f4 – before 46a5cca76c76c86063000a12936f8e78752958389526f051bedde01baa50081afe143a8bc5b8e6be6.0.9 – before 6.1
Linux Linux 6.1

References