CVE-2026-31442
Published: Apr 22, 2026
Modified: May 11, 2026
CVSS v3.1
7.8
Description
In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: Fix possible invalid memory access after FLR In the case that the first Function Level Reset (FLR) concludes correctly, but in the second FLR the scratch area for the saved configuration cannot be allocated, it's possible for a invalid memory access to happen. Always set the deallocated scratch area to NULL after FLR completes.
| Vendor | Product | Versions |
|---|---|---|
Linux | Linux | affected 98d187a989036096feaa2fef1ec3b2240ecdeacf - < 504c0e6751001ac46917c73e703f2b1b92cfc026affected 98d187a989036096feaa2fef1ec3b2240ecdeacf - < 867d0c801f21370d561420fa32f2ea1a7dc3a22daffected 98d187a989036096feaa2fef1ec3b2240ecdeacf - < d6077df7b75d26e4edf98983836c05d00ebabd8d |
Linux | Linux | affected 6.14unaffected 0 - < 6.14unaffected 6.18.21 - <= 6.18.*unaffected 6.19.11 - <= 6.19.*unaffected 7.0 - <= * |
CVSS v3.1 Details
CVSS v3.1 Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
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