Vulnerability · Published May 8, 2026 · Assigned by Linux

CVE-2026-43370drm/amdgpu: Fix use-after-free race in VM acquire

High 7.8

In plain English

A high-severity race condition 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 0.1% (higher than 2% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)7.8High
Exploit odds (30 days)0.1%top 97.9% 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: drm/amdgpu: Fix use-after-free race in VM acquire Replace non-atomic vm->process_info assignment with cmpxchg() to prevent race when parent/child processes sharing a drm_file both try to acquire the same VM after fork(). (cherry picked from commit c7c573275ec20db05be769288a3e3bb2250ec618)

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
AlmaLinux:8bpftool4.18.0-553.167.1.el8_10ALSA-2026:71213
AlmaLinux:10kernel6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:8kernel4.18.0-553.167.1.el8_10ALSA-2026:71213
AlmaLinux:9kernel5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-64k6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:9kernel-64k5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-64k-core6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:9kernel-64k-core5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-64k-debug6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:9kernel-64k-debug5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-64k-debug-core6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:9kernel-64k-debug-core5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-64k-debug-devel6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:9kernel-64k-debug-devel5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-64k-debug-devel-matched6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:9kernel-64k-debug-devel-matched5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-64k-debug-modules6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:9kernel-64k-debug-modules5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-64k-debug-modules-core6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:9kernel-64k-debug-modules-core5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-64k-debug-modules-extra6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:9kernel-64k-debug-modules-extra5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-64k-devel6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:9kernel-64k-devel5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-64k-devel-matched6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:9kernel-64k-devel-matched5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-64k-modules6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:9kernel-64k-modules5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-64k-modules-core6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:9kernel-64k-modules-core5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-64k-modules-extra6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:9kernel-64k-modules-extra5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-abi-stablelists6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:8kernel-abi-stablelists4.18.0-553.167.1.el8_10ALSA-2026:71213
AlmaLinux:9kernel-abi-stablelists5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-core6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:8kernel-core4.18.0-553.167.1.el8_10ALSA-2026:71213
AlmaLinux:9kernel-core5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-cross-headers6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:8kernel-cross-headers4.18.0-553.167.1.el8_10ALSA-2026:71213
AlmaLinux:9kernel-cross-headers5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-debug6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:8kernel-debug4.18.0-553.167.1.el8_10ALSA-2026:71213
AlmaLinux:9kernel-debug5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-debug-core6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:8kernel-debug-core4.18.0-553.167.1.el8_10ALSA-2026:71213
AlmaLinux:9kernel-debug-core5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-debug-devel6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:8kernel-debug-devel4.18.0-553.167.1.el8_10ALSA-2026:71213
AlmaLinux:9kernel-debug-devel5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-debug-devel-matched6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:9kernel-debug-devel-matched5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-debug-modules6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:8kernel-debug-modules4.18.0-553.167.1.el8_10ALSA-2026:71213
AlmaLinux:9kernel-debug-modules5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-debug-modules-core6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:9kernel-debug-modules-core5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-debug-modules-extra6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:8kernel-debug-modules-extra4.18.0-553.167.1.el8_10ALSA-2026:71213
AlmaLinux:9kernel-debug-modules-extra5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-debug-uki-virt6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:9kernel-debug-uki-virt5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-devel6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:8kernel-devel4.18.0-553.167.1.el8_10ALSA-2026:71213
AlmaLinux:9kernel-devel5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-devel-matched6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:9kernel-devel-matched5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-doc6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:8kernel-doc4.18.0-553.167.1.el8_10ALSA-2026:71213
AlmaLinux:9kernel-doc5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-headers6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:8kernel-headers4.18.0-553.167.1.el8_10ALSA-2026:71213
AlmaLinux:9kernel-headers5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-modules6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:8kernel-modules4.18.0-553.167.1.el8_10ALSA-2026:71213
AlmaLinux:9kernel-modules5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-modules-core6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:9kernel-modules-core5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-modules-extra6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:8kernel-modules-extra4.18.0-553.167.1.el8_10ALSA-2026:71213
AlmaLinux:9kernel-modules-extra5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-modules-extra-matched6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:10kernel-rt6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:8kernel-rt4.18.0-553.167.1.rt7.508.el8_10ALSA-2026:71016
AlmaLinux:9kernel-rt5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-rt-64k6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:9kernel-rt-64k5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-rt-64k-core6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:9kernel-rt-64k-core5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-rt-64k-debug6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:9kernel-rt-64k-debug5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-rt-64k-debug-core6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:9kernel-rt-64k-debug-core5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-rt-64k-debug-devel6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:9kernel-rt-64k-debug-devel5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-rt-64k-debug-modules6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:9kernel-rt-64k-debug-modules5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-rt-64k-debug-modules-core6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:9kernel-rt-64k-debug-modules-core5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-rt-64k-debug-modules-extra6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:9kernel-rt-64k-debug-modules-extra5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-rt-64k-devel6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:9kernel-rt-64k-devel5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-rt-64k-modules6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:9kernel-rt-64k-modules5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-rt-64k-modules-core6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:9kernel-rt-64k-modules-core5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-rt-64k-modules-extra6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:9kernel-rt-64k-modules-extra5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-rt-core6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:8kernel-rt-core4.18.0-553.167.1.rt7.508.el8_10ALSA-2026:71016
AlmaLinux:9kernel-rt-core5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-rt-debug6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:8kernel-rt-debug4.18.0-553.167.1.rt7.508.el8_10ALSA-2026:71016
AlmaLinux:9kernel-rt-debug5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-rt-debug-core6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:8kernel-rt-debug-core4.18.0-553.167.1.rt7.508.el8_10ALSA-2026:71016
AlmaLinux:9kernel-rt-debug-core5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-rt-debug-devel6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:8kernel-rt-debug-devel4.18.0-553.167.1.rt7.508.el8_10ALSA-2026:71016
AlmaLinux:9kernel-rt-debug-devel5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-rt-debug-modules6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:8kernel-rt-debug-modules4.18.0-553.167.1.rt7.508.el8_10ALSA-2026:71016
AlmaLinux:9kernel-rt-debug-modules5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-rt-debug-modules-core6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:9kernel-rt-debug-modules-core5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-rt-debug-modules-extra6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:8kernel-rt-debug-modules-extra4.18.0-553.167.1.rt7.508.el8_10ALSA-2026:71016
AlmaLinux:9kernel-rt-debug-modules-extra5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-rt-devel6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:8kernel-rt-devel4.18.0-553.167.1.rt7.508.el8_10ALSA-2026:71016
AlmaLinux:9kernel-rt-devel5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-rt-modules6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:8kernel-rt-modules4.18.0-553.167.1.rt7.508.el8_10ALSA-2026:71016
AlmaLinux:9kernel-rt-modules5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-rt-modules-core6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:9kernel-rt-modules-core5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-rt-modules-extra6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:8kernel-rt-modules-extra4.18.0-553.167.1.rt7.508.el8_10ALSA-2026:71016
AlmaLinux:9kernel-rt-modules-extra5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-tools6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:8kernel-tools4.18.0-553.167.1.el8_10ALSA-2026:71213
AlmaLinux:9kernel-tools5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-tools-libs6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:8kernel-tools-libs4.18.0-553.167.1.el8_10ALSA-2026:71213
AlmaLinux:9kernel-tools-libs5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-tools-libs-devel6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:8kernel-tools-libs-devel4.18.0-553.167.1.el8_10ALSA-2026:71213
AlmaLinux:9kernel-tools-libs-devel5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-uki-virt6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:9kernel-uki-virt5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-uki-virt-addons6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:9kernel-uki-virt-addons5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-zfcpdump6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:8kernel-zfcpdump4.18.0-553.167.1.el8_10ALSA-2026:71213
AlmaLinux:9kernel-zfcpdump5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-zfcpdump-core6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:8kernel-zfcpdump-core4.18.0-553.167.1.el8_10ALSA-2026:71213
AlmaLinux:9kernel-zfcpdump-core5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-zfcpdump-devel6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:8kernel-zfcpdump-devel4.18.0-553.167.1.el8_10ALSA-2026:71213
AlmaLinux:9kernel-zfcpdump-devel5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-zfcpdump-devel-matched6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:9kernel-zfcpdump-devel-matched5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-zfcpdump-modules6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:8kernel-zfcpdump-modules4.18.0-553.167.1.el8_10ALSA-2026:71213
AlmaLinux:9kernel-zfcpdump-modules5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-zfcpdump-modules-core6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:9kernel-zfcpdump-modules-core5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10kernel-zfcpdump-modules-extra6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:8kernel-zfcpdump-modules-extra4.18.0-553.167.1.el8_10ALSA-2026:71213
AlmaLinux:9kernel-zfcpdump-modules-extra5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10libperf6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:9libperf5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10perf6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:8perf4.18.0-553.167.1.el8_10ALSA-2026:71213
AlmaLinux:9perf5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10python3-perf6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:8python3-perf4.18.0-553.167.1.el8_10ALSA-2026:71213
AlmaLinux:9python3-perf5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10rtla6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:9rtla5.14.0-687.47.1.el9_8ALSA-2026:67150
AlmaLinux:10rv6.12.0-211.55.1.el10_2ALSA-2026:67471
AlmaLinux:9rv5.14.0-687.47.1.el9_8ALSA-2026:67150
Debian:12linux6.1.170-1DEBIAN-CVE-2026-43370
Debian:13linux6.12.85-1DEBIAN-CVE-2026-43370
Debian:14linux6.19.10-1DEBIAN-CVE-2026-43370
Rocky Linux:10kernel0:6.12.0-211.55.1.el10_2RLSA-2026:67471
Rocky Linux:9kernel0:5.14.0-687.47.1.el9_8RLSA-2026:67150
Ubuntu:22.04:LTSlinux5.15.0-186.196UBUNTU-CVE-2026-43370
Ubuntu:24.04:LTSlinux6.8.0-136.136UBUNTU-CVE-2026-43370
Ubuntu:25.10linuxno fix listedUBUNTU-CVE-2026-43370
Ubuntu:22.04:LTSlinux-allwinner-5.19no fix listedUBUNTU-CVE-2026-43370
Ubuntu:22.04:LTSlinux-aws5.15.0-1112.119UBUNTU-CVE-2026-43370
Ubuntu:24.04:LTSlinux-aws6.8.0-1061.64UBUNTU-CVE-2026-43370
Ubuntu:25.10linux-awsno fix listedUBUNTU-CVE-2026-43370
Ubuntu:22.04:LTSlinux-aws-5.19no fix listedUBUNTU-CVE-2026-43370
Ubuntu:24.04:LTSlinux-aws-6.14no fix listedUBUNTU-CVE-2026-43370
Ubuntu:24.04:LTSlinux-aws-6.17no fix listedUBUNTU-CVE-2026-43370
Ubuntu:22.04:LTSlinux-aws-6.2no fix listedUBUNTU-CVE-2026-43370

Affected products (as reported)

VendorProductVersions
Linux Linux ede0dd86f45adf2b7083bb161f6bc81da5fe2bad – before ae87aea330c24f462fc7058ed543ba8bc6798447ede0dd86f45adf2b7083bb161f6bc81da5fe2bad – before 46d309996bd9251792d7dafdbaf615cf202b4447ede0dd86f45adf2b7083bb161f6bc81da5fe2bad – before e61e355cbe49e585097eee28c15b862bfb1c0668ede0dd86f45adf2b7083bb161f6bc81da5fe2bad – before c658c1c85ec235b7ecfbf8dbfee385b1332088f4ede0dd86f45adf2b7083bb161f6bc81da5fe2bad – before 904025fa8bba1d028adade33346372b4ac1a9249ede0dd86f45adf2b7083bb161f6bc81da5fe2bad – before 7885eb335d8f9e9942925d57e300a85e3f82ded4ede0dd86f45adf2b7083bb161f6bc81da5fe2bad – before 94b7782d0c8024f5b88454241c8d4777076c3786ede0dd86f45adf2b7083bb161f6bc81da5fe2bad – before 2c1030f2e84885cc58bffef6af67d5b9d2e7098f
Linux Linux 4.17

Weakness: CWE-362 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References