Linux Kernel up to 6.12.110/6.18.52 amdkfd wait_on_destroy_queue use after free

| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 9.5 | $5k-$25k | 0.00+ |
Summary
A vulnerability was found in Linux Kernel up to 6.12.110/6.18.52. It has been declared as very critical. Impacted is the function wait_on_destroy_queue of the component amdkfd. The manipulation results in use after free.
This vulnerability is known as CVE-2026-97429. It is possible to launch the attack remotely. No exploit is available.
It is recommended to upgrade the affected component.
Details
A vulnerability classified as very critical has been found in Linux Kernel up to 6.12.110/6.18.52. Affected is the function wait_on_destroy_queue of the component amdkfd. The manipulation with an unknown input leads to a use after free vulnerability. CWE is classifying the issue as CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:
In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: fix UAF race in destroy_queue_cpsch wait_on_destroy_queue() drops locks to wait for queue resume, allowing a concurrent destroy to free the queue. Use is_being_destroyed flag to serialize destruction.
The advisory is available at git.kernel.org. This vulnerability is traded as CVE-2026-97429 since 09/24/2026. The exploitability is told to be easy. It is possible to launch the attack remotely. Technical details are known, but there is no available exploit. The structure of the vulnerability defines a possible price range of USD $5k-$25k at the moment (estimation calculated on 09/24/2026).
Upgrading to version 6.12.111 or 6.18.53 eliminates this vulnerability. Applying the patch 41144829f4645c2bd4cb501d34d253858f750c0a/d98c8032c29944e1e572e1f49a0613d364fece0f/ac081deaf16a639ea7dff2f285fe421a33c1ade0 is able to eliminate this problem. The best possible mitigation is suggested to be upgrading to the latest version.
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Product
Type
Vendor
Name
Version
- 6.12.110
- 6.18.0
- 6.18.1
- 6.18.2
- 6.18.3
- 6.18.4
- 6.18.5
- 6.18.6
- 6.18.7
- 6.18.8
- 6.18.9
- 6.18.10
- 6.18.11
- 6.18.12
- 6.18.13
- 6.18.14
- 6.18.15
- 6.18.16
- 6.18.17
- 6.18.18
- 6.18.19
- 6.18.20
- 6.18.21
- 6.18.22
- 6.18.23
- 6.18.24
- 6.18.25
- 6.18.26
- 6.18.27
- 6.18.28
- 6.18.29
- 6.18.30
- 6.18.31
- 6.18.32
- 6.18.33
- 6.18.34
- 6.18.35
- 6.18.36
- 6.18.37
- 6.18.38
- 6.18.39
- 6.18.40
- 6.18.41
- 6.18.42
- 6.18.43
- 6.18.44
- 6.18.45
- 6.18.46
- 6.18.47
- 6.18.48
- 6.18.49
- 6.18.50
- 6.18.51
- 6.18.52
License
Website
- Vendor: https://www.kernel.org/
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔒VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 9.9VulDB Meta Temp Score: 9.5
VulDB Base Score: 9.9
VulDB Temp Score: 9.5
VulDB Vector: 🔒
VulDB Reliability: 🔍
CVSSv2
| AV | AC | Au | C | I | A |
|---|---|---|---|---|---|
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
|---|---|---|---|---|---|
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
Exploiting
Class: Use after freeCWE: CWE-416 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒
Physical: No
Local: No
Remote: Yes
Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒
| 0-Day | Unlock | Unlock | Unlock | Unlock |
|---|---|---|---|---|
| Today | Unlock | Unlock | Unlock | Unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔒
Upgrade: Kernel 6.12.111/6.18.53
Patch: 41144829f4645c2bd4cb501d34d253858f750c0a/d98c8032c29944e1e572e1f49a0613d364fece0f/ac081deaf16a639ea7dff2f285fe421a33c1ade0
Timeline
09/24/2026 Advisory disclosed09/24/2026 CVE reserved
09/24/2026 VulDB entry created
09/24/2026 VulDB entry last update
Sources
Vendor: kernel.orgAdvisory: git.kernel.org
Status: Confirmed
CVE: CVE-2026-97429 (🔒)
GCVE (CVE): GCVE-0-2026-97429
GCVE (VulDB): GCVE-100-409590
Entry
Created: 09/24/2026 19:30Changes: 09/24/2026 19:30 (59)
Complete: 🔍
Cache ID: 216::103
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