dmaengine: idxd: Fix not releasing workqueue on .release()
Summary
| CVE | CVE-2026-43064 |
|---|---|
| State | PUBLISHED |
| Assigner | Linux |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-05-05 16:16:15 UTC |
| Updated | 2026-06-19 13:16:28 UTC |
| Description | In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: Fix not releasing workqueue on .release() The workqueue associated with an DSA/IAA device is not released when the object is freed. |
Risk And Classification
Primary CVSS: v3.1 5.5 MEDIUM from [email protected]
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Problem Types: NVD-CWE-noinfo
CVSS v3.1 Breakdown
Attack Vector
LocalAttack Complexity
LowPrivileges Required
LowUser Interaction
NoneScope
UnchangedConfidentiality
NoneIntegrity
NoneAvailability
HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Operating System | Linux | Linux Kernel | All | All | All | All |
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Linux | Linux | affected 47c16ac27d4cb664cee53ee0b9b7e2f907923fb3 70ae35be58d476e2fd9f7a941a5e03b2f5fadb8d git | Not specified |
| CNA | Linux | Linux | affected 47c16ac27d4cb664cee53ee0b9b7e2f907923fb3 b22fd53b2ceb35445475f0edab13a908c5fb8433 git | Not specified |
| CNA | Linux | Linux | affected 47c16ac27d4cb664cee53ee0b9b7e2f907923fb3 2bb9e9e93adff9cc8a138ae9a3a8d59b3452272e git | Not specified |
| CNA | Linux | Linux | affected 47c16ac27d4cb664cee53ee0b9b7e2f907923fb3 d02c24af126dee45247dc7890409c86d1831859d git | Not specified |
| CNA | Linux | Linux | affected 47c16ac27d4cb664cee53ee0b9b7e2f907923fb3 958e96533ddbd1edd127feb7624a7eed0cc379dc git | Not specified |
| CNA | Linux | Linux | affected 47c16ac27d4cb664cee53ee0b9b7e2f907923fb3 fc34f199eb576b3a73089452fdf0056cc9a9301d git | Not specified |
| CNA | Linux | Linux | affected 47c16ac27d4cb664cee53ee0b9b7e2f907923fb3 3d33de353b1ff9023d5ec73b9becf80ea87af695 git | Not specified |
| CNA | Linux | Linux | affected 3f0e87eb9680975184e98aed0e8866b4442a31f6 git | Not specified |
| CNA | Linux | Linux | affected a13e4cf29da68630a116c1309072a265ade9566d git | Not specified |
| CNA | Linux | Linux | affected 5.11.22 5.12 semver | Not specified |
| CNA | Linux | Linux | affected 5.12.5 5.13 semver | Not specified |
| CNA | Linux | Linux | affected 5.13 | Not specified |
| CNA | Linux | Linux | unaffected 5.13 semver | Not specified |
| CNA | Linux | Linux | unaffected 5.15.210 5.15.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.1.176 6.1.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.6.131 6.6.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.12.80 6.12.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.18.21 6.18.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.19.11 6.19.* semver | Not specified |
| CNA | Linux | Linux | unaffected 7.0 * original_commit_for_fix | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| git.kernel.org/stable/c/3d33de353b1ff9023d5ec73b9becf80ea87af695 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | Patch |
| git.kernel.org/stable/c/70ae35be58d476e2fd9f7a941a5e03b2f5fadb8d | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/2bb9e9e93adff9cc8a138ae9a3a8d59b3452272e | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | Patch |
| git.kernel.org/stable/c/fc34f199eb576b3a73089452fdf0056cc9a9301d | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | Patch |
| git.kernel.org/stable/c/958e96533ddbd1edd127feb7624a7eed0cc379dc | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | Patch |
| git.kernel.org/stable/c/d02c24af126dee45247dc7890409c86d1831859d | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | Patch |
| git.kernel.org/stable/c/b22fd53b2ceb35445475f0edab13a908c5fb8433 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/fd4cb61bbd0fc3a749a8da6145cbb56d8f6dba35 | MITRE | git.kernel.org | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.