drm/amdgpu: Fix use-after-free race in VM acquire
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)
CVE-2026-43370
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: cve:CVE-2026-43370
Linux
Source reference: /containers/cna/affected/0/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Linux
Source reference: /containers/cna/affected/1/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"product": "Linux",
"versions": [
{
"status": "affected",
"version": "ede0dd86f45adf2b7083bb161f6bc81da5fe2bad",
"lessThan": "ae87aea330c24f462fc7058ed543ba8bc6798447",
"versionType": "git"
},
{
"status": "affected",
"version": "ede0dd86f45adf2b7083bb161f6bc81da5fe2bad",
"lessThan": "46d309996bd9251792d7dafdbaf615cf202b4447",
"versionType": "git"
},
{
"status": "affected",
"version": "ede0dd86f45adf2b7083bb161f6bc81da5fe2bad",
"lessThan": "e61e355cbe49e585097eee28c15b862bfb1c0668",
"versionType": "git"
},
{
"status": "affected",
"version": "ede0dd86f45adf2b7083bb161f6bc81da5fe2bad",
"lessThan": "c658c1c85ec235b7ecfbf8dbfee385b1332088f4",
"versionType": "git"
},
{
"status": "affected",
"version": "ede0dd86f45adf2b7083bb161f6bc81da5fe2bad",
"lessThan": "904025fa8bba1d028adade33346372b4ac1a9249",
"versionType": "git"
},
{
"status": "affected",
"version": "ede0dd86f45adf2b7083bb161f6bc81da5fe2bad",
"lessThan": "7885eb335d8f9e9942925d57e300a85e3f82ded4",
"versionType": "git"
},
{
"status": "affected",
"version": "ede0dd86f45adf2b7083bb161f6bc81da5fe2bad",
"lessThan": "94b7782d0c8024f5b88454241c8d4777076c3786",
"versionType": "git"
},
{
"status": "affected",
"version": "ede0dd86f45adf2b7083bb161f6bc81da5fe2bad",
"lessThan": "2c1030f2e84885cc58bffef6af67d5b9d2e7098f",
"versionType": "git"
}
],
"programFiles": [
"drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c"
],
"defaultStatus": "unaffected"
},
{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"product": "Linux",
"versions": [
{
"status": "affected",
"version": "4.17"
},
{
"status": "unaffected",
"version": "0",
"lessThan": "4.17",
"versionType": "semver"
},
{
"status": "unaffected",
"version": "5.10.253",
"versionType": "semver",
"lessThanOrEqual": "5.10.*"
},
{
"status": "unaffected",
"version": "5.15.203",
"versionType": "semver",
"lessThanOrEqual": "5.15.*"
},
{
"status": "unaffected",
"version": "6.1.167",
"versionType": "semver",
"lessThanOrEqual": "6.1.*"
},
{
"status": "unaffected",
"version": "6.6.130",
"versionType": "semver",
"lessThanOrEqual": "6.6.*"
},
{
"status": "unaffected",
"version": "6.12.78",
"versionType": "semver",
"lessThanOrEqual": "6.12.*"
},
{
"status": "unaffected",
"version": "6.18.19",
"versionType": "semver",
"lessThanOrEqual": "6.18.*"
},
{
"status": "unaffected",
"version": "6.19.9",
"versionType": "semver",
"lessThanOrEqual": "6.19.*"
},
{
"status": "unaffected",
"version": "7.0",
"versionType": "original_commit_for_fix",
"lessThanOrEqual": "*"
}
],
"programFiles": [
"drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c"
],
"defaultStatus": "affected"
}
]- Related CVEs
- CVE-2026-43370
Source reference:
/cveMetadata/cveId
Publisher severity
high
Source reference: /containers/cna/metrics
- Event
- #40068 · Revision 1
- Added to Heist Feed
- Publisher date