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CVE-2026-31436 Detail

Description

In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: fix possible wrong descriptor completion in llist_abort_desc() At the end of this function, d is the traversal cursor of flist, but the code completes found instead. This can lead to issues such as NULL pointer dereferences, double completion, or descriptor leaks. Fix this by completing d instead of found in the final list_for_each_entry_safe() loop.


Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

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URL Source(s) Tag(s)
https://git.kernel.org/stable/c/0e4f43779d550e559be13a5cdb763bad92c4cc99 kernel.org
https://git.kernel.org/stable/c/82656e8daf8de00935ae91b91bed43f4d6e0d644 kernel.org
https://git.kernel.org/stable/c/e1c9866173c5f8521f2d0768547a01508cb9ff27 kernel.org
https://git.kernel.org/stable/c/e21da2ad8844585040fe4b82be1ad2fe99d40074 kernel.org

Weakness Enumeration

CWE-ID CWE Name Source

Change History

1 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2026-31436
NVD Published Date:
04/22/2026
NVD Last Modified:
04/22/2026
Source:
kernel.org